25th International Diatom Symposium

25–30 June 2018 | Berlin | Seminaris & Botanical Garden


Monday, 2018/06/25 | Seminaris Cube

16:00 – 20:00 Registration

18:00 – 20:00 Ice Breaker

Tuesday, 2018/06/26 | Seminaris Cube

 8:00 –  9:00 Registration Desk open (and during coffee breaks)

 9:00 –  9:15 Opening & Welcome Addresses

 9:15 –  9:45 Keynote

Kroth, Peter G. | Interactions between diatoms and bacteria in photautotrophic biofilms

 9:45 – 10:45 Keynote

Kröger, Nils | From analysis of silica biogenesis in diatoms to the synthesis of functional materials.

10:45 – 11:15 Coffee Break

11:15 – 11:45 Keynote

Kaczmarska, Irena | Evolutionary diversification in diatoms: an auxospore perspective

11:45 – 13:00 Session: Taxonomy & Phylogeny 1
Chairs: Ingrid Jüttner & Bart Van de Vijver

11:45 – 12:00

Sato, Shinya; Yoshikawa, Shinya; Yamada, Kazumasa; Nagumo, Tamotsu; Idei, Masahiko; Kuwata, Akira; Ichinomiya, Mutsuo | Morphology, phylogeny and whole genome sequence of a hitherto undescribed scaly Parmales – reminiscent of pre-diatom?

12:00 – 12:15

Nakov, Teofil; BeaulieuJeremy M. & Alverson, Andrew J. | Diatom diversification through the lense of large sequence, fossil, trait, and diversity databases: Examining the roles of life history strategies and environmental gradients

12:15 – 12:30

Ashworth, Matt; Theriot, Edward & Sims, Patricia | Using fossil and DNA data to investigate the biddulphioid diatom genera Biddulphia, Stoermeria, Tabulina and Biddulphiella gen. nov.

12:30 – 12:45

Gaonkar, Chetan C.; Montresor, Marina; Sarno, Diana; Mann, David G. & Kooistra, Wiebe H.C.F. | Diversity of introns in the marine planktonic diatom family Chaetocerotaceae

12:45 – 13:00

Medlin, Linda & Desdevises, Yves | Re-analysis of the Theriot et al. 2016 7 Gene Data Set using multiple outgroups

13:00 – 14:00 Lunch Break

14:00 – 15:30 Session: Taxonomy & Phylogeny 2
Chairs: Kalina Manoylov & David Williams

14:00 – 14:15

Edlund, Mark; Burge, David; Massa, Eric; Wu, Shelly & Lee, Sylvia | Sex and size in diatoms

14:15 – 14:30

Nakamura,  Noriaki & Sato, Shinya | Organellar genome inheritance in araphid diatom Pseudostaurosira trainorii

14:30 – 14:45

Mann, David G. | Diatoms: the third dimension

14:45 – 15:00

Kulichová, Jana; Levkov, Zlatko; Kopalová, Kateřina & Neustupa, Jiří | What can cryptic asymmetry say about diatoms?

15:00 – 15:15

Jordan, Richard W.; Abe, Kenta & Uezato, Yuki | How Proboscia valve features evolved through time

15:15 – 15:30

Van de Vijver, Bart; Kochman-Kędziora, Natalia; Houk, Vaclav & Kusber, Wolf-Henning | What do we know about the genus Orthoseira?

15:30 – 16:30 Postersession 1 (yellow) & Coffee Break

16:30 – 18:00 Session: Taxonomy & Phylogeny 3
Chairs: Marina Potapova & Thomas Hübener

16:30 – 16:45

Theriot, Edward C.; Spanbauer, Trisha & Lee, Chanhee | Stephanodiscus – evidence for recent speciation and dispersal

16:45 – 17:00

Rott, Eugen; Le Cohu; René, Kofler; Werner & Kling, Hedy | Reassessment of centric diatoms from Austrian lakes: updating Cyclotella sensu lato and the Urosolenia gracilis/longiseta complex

17:00 – 17:15

Kahlert, Maria; Bouchez, Agnès; Kelly, Martyn; Mann, David G. & Rimet, Frederic | Unravelling the relation of the morphological species concept to the molecular one in the genus Fragilaria

17:15 – 17:30

Kulikovskiy, Maxim; Maltsev, Yevhen; Andreeva, Svetlana & Irina Kuznetsova | Molecular phylogeny, morphology and biogeography of genera from the family Mastogloiaceae Mereschkowsky

17:30 – 17:45

* Kollár, Jan; Pinseel, Eveline; Vanormelingen, Pieter; Poulíčková, Aloisie; Souffreau, Caroline; Dvořák, Petr; Vyverman, Wim | A polyphasic approach to the delimitation of diatom species: a case study for the genus Pinnularia

17:45 – 18:00

Mayama, Shigeki; Hirabayasi, Yui; Sato, Fuminao; Moriuchi, Yuko; Yuasa, Tomoko; Nakamura, Noriaki | What are you? Non-Navicula-like species included in Navicula clade

18.15:  Young ISDR: Information Session in Room Oxford (Seminaris)

18:45:  Young ISDR: travel together to an informal get-together at the Biergarten Birgit & Bier

18:30:  Participants of (Evening excursion Guided Walking Tour) meet at the registration desk. Guides will come and pick you up


19:00:  Walking City Tour Berlin: meet at Brandenburg Gate, Pariser Platz
(S-Bahn Line 1; Station Brandenburger Tor)

Wednesday, 2018/06/27 | Seminaris Cube

 9:00 – 10:30 Session: Taxonomy & Phylogeny 4
Chairs: Daniela Maric-Pfannkuchen & Shigeki Mayama

 9:00 –  9:15

Cox, Eileen | J. Proschkinia Karaeva: a marine diatom genus with some unusual wall features

 9:15 –  9:30

Pennesi, Chiara; Majewska, Roksana; Sterrenburg, Frithjof A.S.; Totti, Cecilia; Romagnoli,Tiziana & de Stefano, Mario | Revision and cladistic analysis of the genus Anorthoneis

 9:30 –  9:45

Herrera-Herrera, Nadia V. & Hernández-Becerril, David U. | Morphological and molecular characterization of Pleurosigma sp. (Bacillariophyceae), isolated from Puerto Ángel, Oaxaca, tropical Mexican Pacific

 9:45 – 10:00

Kloster, Michael; Glemser, Barbara; Salazar, Katherine & Beszteri, Bánk | Cryptic species in Fragilariopsis kerguelensis unveiled by morphometry and genetics

10:00 – 10:15

* Mucko, Maja; Bosak, Sunčica; Nakov, Teofil; Ruck, Elizabeth; Gligora Udovič, Marija & Ljubešić, Zrinka |˝Planktonic lifestyle lovers˝: a story of eight new marine Entomoneis species

10:15 – 10:30

Armand, Leanne K. | Life cycle observations of Eucampia antarctica, Odontella weisflogii and the discovery of living diatoms on tintinnid loricae from the Southern Ocean

10:30 – 11:00 Keynote

Leblanc, Karine | Small is beautiful but overlooked: role for nanoplanktonic diatoms in spring blooms and carbon export

11:00 – 11:30 Coffee Break

11:30 – 13:00 Session: Freshwater Biodiversity 1
Chairs: Zrinka Ljubesic & Shinya Sato

11:30 – 11:45

Brady, Mariska C. & Theriot, Edward C. | Comparative single-cell diatom population genomics across the world's largest lakes and across the world.

11:45 – 12:00

Cocquyt, Christine | Diatom biodiversity and endemism in tropical Africa

12:00 – 12:15

* Kock, Anrich; Taylor, Jonathan & Malherbe, Wynand | Diatom diversity and water quality in the Makuleke Wetlands, Kruger National Park, South Africa

12:15 – 12:30

* Otto, Mia; Van As, Jo; Van As, Liesl & Taylor, Jonathan | Diatom community composition across ecological gradients in the Eastern Cape, South Africa

12:30 – 12:45

Verma, Jyotti & Nautiyal, Prakash | Role of historical factors in diatom biogeography of the geologically ancient Vindhya and recent Himalaya (Indian subcontinent)

12:45 – 13:00

Kheiri, Somayyeh; Solak, Cüneyt Nadir; Sabouri, Jafar; Spaulding, Sarah; Edlund, Mark & Kocioleck, John Patrick | Reports of new diatom species from the hottest point of the world (Lut Desert), Iran

13:00 – 14:00 Lunch Break

14:00 – 15:15 Session: Freshwater Biodiversity 2
Chairs: Chiara Pennesi & Andrzej Witkowski

14:00 – 14:15

Wolin, Julie & Bixby, Rebecca | Diatom assemblages of the Jemez River, New Mexico, USA

14:15 – 14:30

* Kryvosheia, Olha | Diatoms of the high-mountain lakes of the Ukrainian Carpathians

14:30 – 14:45

Keck, François & Kahlert, Maria | Patterns and drivers of phylogenetic diversity in freshwater diatom communities

14:45 – 15:00

Chattová, Barbora; Lebouvier, Marc; Syrovátka, Vít & Van de Vijver, Bart | Moss-inhabiting diatom communities from Ile Amsterdam (TAAF, southern Indian Ocean)

15:00 – 15:15

* Bishop, Jordan; Kopalová, Katerina; Van de Vijver, Bart; Roberts, Donna; McMinn, Andrew & Gibson, John | The state of the diatom flora of the Vestfold Hills within East Antarctica

15:15 – 15:30

* Pinseel, Eveline; Vanormelingen, Pieter; Janssens, Steven B.; Harper, Margaret; Dickinson, Warren; Wolfe, Alexander P.; Lewis, Adam R.; Ashworth, Allan C., TERDIA & ANTDIAT consortia; Sabbe, Koen; Verleyen, Elie; Van de Vijver, Bart & Vyverman, Wim | The evolutionary and biogeographical history of diatoms in Antarctica: a tale of fossils, eDNA and molecular phylogenies

15:30 – 16:30 Postersession 2 (red) & Coffee Break

16:30 – 18:00 Session: eDNA & HTS | Chairs: Maria Kahlert & Frédéric Rimet

16:30 – 16:45

Vasselon, Valentin; Rivera, Sinziana F.; Domaizon, Isabelle; Rimet, Frédéric & Bouchez, Agnès | Freshwater quality assessment using diatom DNA metabarcoding: progress and prospects in French river monitoring networks

16:45 – 17:00

Tapolczai, Kálmán; Vasselon, Valentin; Bouchez, Agnès; Stenger-Kovács, Csilla; Padisák, Judit & Rimet, Frédéric | The significance of OTU sequence similarity threshold as a proxy for taxonomic resolution in diatom based bioassessment: a case study on the rivers of Mayotte (France, Indian Ocean)

17:00 – 17:15

* Chonova, Teofana; Kurmayer, Rainer; Vasselon, Valentin; Keck, Francois; Rimet, Frederic; Labanowski, Jerome; Illmar, Paul & Bouchez, Agnes | Diatoms metabarcoding to evaluate community changes in river biofilms linked to pharmaceutical loads from a wastewater treatment plant

17:15 –17:30

* Bailet, Bonnie; Bouchez, Agnès; Chaumeil, Philippe; Franc, Alain; Frigerio, Jean-Marc; Karjalainen, Satu-Maaria; Ólafsson, Jón; Rimet, Frederic; Salin, Franck; Schneider, Susanne; Kahlert, Maria | Pipelines for diatoms metabarcoding in water quality assessment

17:30 – 17:45

Guéguen, Julie; Chardon, Cécile; Crepin, Laura; Demir, Rabia; Domaizon, Isabelle; Hustache, Jean-Christophe; Jacas, Louis; Lacroix, Sonia; Perney, Pascal; Perret-Gentil, Laure; Rimet, Frédéric; Pawlowski, Jan & Bouchez, Agnès | SYNAQUA: a French-Swiss program for biomonitoring and preservation of Lake Geneva  ecosystems

17:45 – 18:00

DNAquanet | Questions & Answers

21:00:  Participants of (Evening excursion Parliament Building) meet at Reichstag, Platz der Republik (U-Bahn 55, Station Bundestag / S-Bahn Line 1, Station Brandenburger Tor, 600 m walk)

Thursday, 2018/06/28 | Seminaris Cube

 9:00 –  9:30 Keynote

Spaulding, Sarah | All polluted waters are alike; but clean waters are clean in their own way

 9:30 – 10:45 Session: Bioindication 1
Chairs: Katarina Kopalova & Jeff Johansen

 9:30 –  9:45

* Burge, D.R.L., Lee, S.; Bishop, I.; Tyree, M.; Edlund, M.B.; Spaulding, S.A.; Mitchell, R. & Yuan, L. | Diatom taxonomic consistency in the 21st century: Lessons, directions, and updated methodologies

 9:45 – 10:00

Marella, Thomas K.; Datta, Aviraj; Tiwari, Archana & Wani, Suhas P. | Diatoms: from eutrophic indicators to mitigators

10:00 – 10:15

Szczepocka Ewelina; Kruk, Andrzej & Nowicka-Krawczyk, Paulina | Bioindication values of diatoms as a tool for assessing the human pressure in urban streams

10:15 – 10:30

* Knysak, Piotr & Żelazna-Wieczorek, Joanna | Anthropogenic impact on springs with various level of isolation from direct & indirect human influence based on diatom analysis

10:30 – 10:45

* Olszyński, Rafał M. & Żelazna-Wieczorek, Joanna | Post-mining open pit reservoirs – ‘blind’ spots of environmental degradation or the diatom hotspots for taxonomical and ecological studies?

10:45 – 11:15 Coffee Break

11:15 – 12:15 Session: Bioindication 2
Chairs: Rebecca Bixby & Maxim Kulikovskiy

11:15 – 11:30

Jüttner, Ingrid; Kelly, Martyn; Evans, Simon & Marsh-Smith, Stephen | Acidification of streams and recovery after liming in Wales, United Kingdom

11:30 – 11:45

* Ossyssek, Stefan & Raeder, Uta | A training set for diatom – phosphorous quantitative reconstructions for montane to alpine lakes of the northern Alps

11:45 – 12:00

Ribeiro, Lourenço; Le Bris, Anthony; Hernandez-Fariñas, Tania; Buchet, Rémi; LeRouxel, Astrid; Dutertre, Mickaël; Metzger, Edouard & Barillé, Laurent | Ecological status assessment in estuaries using diatom-based metrics: Could microphytobenthos become a new biological quality element?

12:00 – 12:15

Hausmann, Sonja; Charles, Donald F.; Gerritsen, Jeroen & Belton Thomas J. | A diatom-based biological condition gradient (BCG) approach for assessing impairment and developing nutrient criteria for streams.

12:15 – 12:45 Speed Talks (Students): please choose your favorite
Chairs: Hannah Vossel & Andrea Burfeid

Otto, Mia (PhD Student) | Life of a diatomist

Burfeid Castellanos, Andrea (PhD Student) | Diatoms in dwindling rivers

Jacques, Olivier (PhD Student) | Fossil diatoms from a former asbestos mining region

Chabaca, Hasna (PhD Student) | My adventures with diatoms

Kryosheia, Olha (PhD Student) | Challenges of diatom studies in Ukraine

Perez, Laura (PhD Student) | My path studying diatoms: joining biology with art

Pędziński, Jarosław (PhD Student) | Struggles of a frustrated young diatomist

Gaonkar, Chetan (PostDoc) | Playing hide and seek: Chaetoceros

Kloster, Michael (PostDoc) | Let's talk about diatoms

Van, Anh Lina  (Master Student) | Quest for a family

Salinas,  Victor  Hugo (Master Student) | Diatom  unsolved  mysteries,  how  did  you  get  there?

Cuña  Rodríguez,  Carolina  C. (PostDoc) | Opening  the  window  of  the  diatoms  world  in  a  saline  system

12:45 - 13:00 Election of ECR representative for ISDR Council (Students)

13:00 – 14:00 Lunch Break

14:00 – 15:30 Session: Bioindication 3
Chairs: Julie Wolin & Zlatko Levkov

14:00 – 14:15

Bixby, Rebecca J.; Burdett, Ayesha S.; Gregory, Angela E.; AuBuchon, Jonathan & Schroeder, Nathan | The role of scale and hydraulics/hydrology in shaping diatom communities in an aridland river

14:15 – 14:30

Main, Stephen P. | Plankton diatom response to environmental change in a mid-sized hardwater stream (Midwestern USA)

14:30 – 14:45

* Salinas-Camarillo, Victor Hugo; Carmona-Jiménez, Javier & Lobo, Eduardo A. | Diatoms as indicators of ecological quality in the rivers of the Basin of Mexico (Cuenca de México)

14:45 – 15:00

* Perez, Laura; Sunesen, Inés; Sar, Eugenia; Hanebuth, Till & García-Rodríguez, Felipe | Inferring salinity changes of the Rio de la Plata during the last 1000 years, through the study of modern and fossil diatoms

15:00 – 15:30 Keynote

Turland, Nicholas | The Shenzhen Code: what’s in it for diatoms?

15:30 – 16:30 Postersession 3 (blue) & Coffee Break

16:30 – 18:00 General Meeting
Chair: Mark Edlund

19:00:  Participants of (Evening excursion Boat Cruise)  board the boat at the River Spree, Schiffbauerdamm 12 (S Bahn Line 1, Station Friedrichstraße, 100 m walk)

Friday, 2018/06/29 | Seminaris Cube: 2 Parallel Sessions

 9:00 – 10:45 Session: Paleoclimatology 1 | Chairs: Margarita Caballero & Reinhard Pienitz

 9:00 –  9:15

Reavie, Euan D.; Edlund, Mark B.; Kovalenko, Katya E. & Ramstack Hobbs, Joy M. | Regional diatom paleolimnology reveals widespread stressors

 9:15 –  9:30

* Hong, Isabel; Horton, Benjamin, P.; Hawkes, Andrea, D.; O’Donnell III, Robert J.; Engelhart, Simon E. & Padgett, J. Scott | Assessing environmental controls on diatom variability in paleomarsh reconstructions

 9:30 –  9:45

* Küfner, Wolfgang & Raeder, Uta | Mountain lake diversity reflects multiplicity of climate change effects – paleolimnological studies in various Alpine lakes

 9:45 – 10:00

Grudzinska, Ieva; Rey, Fabian & Heiri, Oliver | Climate- and human-induced changes in lake ecosystems in the mid-Holocene inferred by diatom analysis swiss

10:00 – 10:15

* Tichá, Anna; Moravcová, Alice; Buczkó, Krisztina; Hrubá, Jolana; Carter, Vachel; Vondrák, Daniel & Kuneš, Petr | Diatom assemblage responses to environmental change during the Holocene from a mountain lake (Prášilské jezero, Czech Republic)

10:15 – 10:30

* Harding, Poppy; Mackay, Anson; Leng, Melanie; Kostrova, Svetlana; Bezrukova, Elena & Shchetnikov, Alexander | Diatom responses to abrupt Late Quaternary climate change in southern Siberia

10:30 – 10:45

* Agafonova, Elizaveta & Polyakova, Yelena | New data on the postglacial development of the Kandalaksha Bay coast (White Sea) inferred from diatom assemblages

10:45 – 11:00 Coffee Break

11:00 – 13:00 Session: Paleoclimatology 2
Chairs: Reinhard Pienitz & Andrey Gladenkov

11:00 – 11:15

Menking, Kirsten & Bixby, Rebecca | Response of diatoms to abrupt changes in late Pleistocene hydrology in the Estancia Basin, USA

11:15 – 11:30

Cuña Rodríguez, Carolina; Sylvestre, Florence; García-Rodríguez, Felipe & Piovano, Eduardo | Environmental changes of a highly variable saline lake (Laguna Mar Chiquita, Argentina) since Last Glacial Maximum

11:30 – 11:45

Caballero, Margarita; Lozano, Ma Socorr; Ortega, Beatriz & Correa, Alexander | Diatom-based transfer functions for Central Mexico and their use in the interpretation of Lake Chaco’s 35 ka record.

11:45 – 12:00

* Tofilovska, Slavica; Reed, M. Jane; Cvetkoska, Aleksandra; Francke, Alexander; Wagner, Bernd & Levkov, Zlatko | Diatom community response to climate change during the interglacial/glacial cycle MIS 11-10 in ancient Lake Ohrid

12:00 – 12:15

Chandra, Anil; Fenner, Juliane; Saxena, Ramesh K. & Rüthnik, Martina | Diatoms from the Neogene sediments of Neill Island, Andaman and Nicobar Islands, India

12:15 – 12:30

Ghosh, Amit K.; Chakraborty, Arindam; Saxena, Stuti & Dey, Rikee | Variations of Indian Summer Monsoon during the Miocene: Evidences from diatom assemblages of northern Indian Ocean

12:30 – 12:45

* Pellegrino, Luca; Dela Pierre, Francesco; Natalicchio, Marcello & Carnevale, Giorgio | Linking the Messinian diatomaceous deposition in the Mediterranian and the latest Miocene biogenic bloom event

12:45 – 13:00

Gladenkov, Andrey Yu. | Fossil diatom flora from the marine Cenozoic stratigraphic key section of West Kamchatka at the Kvachina Bay, Russian Far East

13:00 – 14:00 Lunch Break

14:00 – 15:45 Workshop: Web-based diatom resources – the future of high-visibility publishing

Edlund, Mark; Spaulding, Sarah & Jüttner, Ingrid

15:45 – 16:15 Coffee Break

16:15 – 18:00 Workshop: Curation of Molecular Reference Libraries

Rimet, Fréderic & Ashworth, Matt

 9:00 – 11:45 Session: Marine & brackish Biodiversity
Chairs: Oscar Romero & Angela Wulff

 9:00 –  9:15

Pfannkuchen, Martin; Baricevic, Ana; Smodlaka Tankovic Mirta; Kuzat Natasa, Ivancic, Ingrid, Pustijanac, Emina; Gasparovic, Blazenka; Novak, Tihana; Kuspilić, Grozdan & Maric Pfannkuchen Daniela | How diatoms win: Life strategies of diatoms in the northern Adriatic

 9:15 –  9:30

Maric Pfannkuchen, Daniela; Baricevic, Ana; Smodlaka Tankovic, Mirta; Kuzat, Natasa; Pustijanac, Emina; Zimmermann, Jonas; Jahn, Regine & Pfannkuchen, Martin | The species composition and ecology of the genus Leptocylindrus Cleve in the Northern Adriatic Sea

 9:30 –  9:45

* Kuzat, Natasa; Smodlaka Tankovic, Mirta; Baricevic, Ana; Ivancic, Ingrid; Pustijanac, Emina; Kuspilic, Grozdan; Novak, Tihana; Gasparovic, Blazenka; Medic, Nikola; Maric Pfannkuchen, Daniela & Pfannkuchen, Martin | Morpho physiological reactions to phosphate limitation and resulting implications for diatom life strategies

 9:45 – 10:00

Dąbek, Przemysław; Bornman, Thomas, George; Li, Chunlian; Górecka, Ewa; Krzywda, Marta; Cotiyane, Pumlile; Zgłobicka, Izabela; Gastineau, Romain; Surma, Michał & Witkowski, Andrzej | Biodiversity and taxonomy of  South African marine coasts' diatom floras – what do we know 30 years after M.H. Giffen?

10:00 – 10:15

Park, Jinsoon | A review on the studies of Korean marine benthic diatoms

10:15 – 10:30

Nevrova, Elena | Benthic diatom taxocenes of the Crimean coast (Black Sea): analysis of diversity and taxonomic structure

10:30 – 10:45

* Pędziński, Jarosław & Witak, Małgorzata | Are the Vistula River waters reaching the Hel Peninsula slope? Diatom data from the Gulf of Gdańsk (Southern Baltic Sea, Poland)

10:45 – 11:00 Coffee Break

11:00 – 11:15

* Kryk, Adrian; Bąk, Małgorzata; Górecka, Ewa; Li, Chunlian; Riaux-Gobin, Catherine; Bemiasa, John; Bemenaja, Etienne;  Lange-Bertalot, Horst; Seddon, Alistair & Witkowski, Andrzej | Biodiversity and preliminary results on molecular phylogeny of diatom assemblages of the tropical Indian Ocean Island – Nosy Be, NW Madagascar

11:15 – 11:30

Lei, Yuanda; Du, Xiaoqin; Wang, Yasu; Wen, Xu; Yan, Hongyu; Tang, Hongqu & Jiang, Shijun | The ecological response of diatom assemblages in sediment traps to  mariculture activity (Gracilaria lemaneiformis cultivation) in Shen’ao Bay, Nan’ao Island, China

11:30 – 11:45

Romero, Oscar E. & Fischer, Gerhard | Shift in the species composition of the diatom community in the eutrophic Mauritanian coastal upwelling: Results from a multi-year sediment trap experiment (2003–2010)

11:45 – 13:00 Session: Names, Collections & Other topics
Chairs: Christine Cocquyt & Martin Pfannkuchen

11:45 – 12:00

Williams, David M. | Diatom names, diatom taxa and diatom herbaria as sources of discovery

12:00 – 12:15

Majewska, Roksana; Tessier, Stéphanie; Scheinberg, Lauren; Robinson, Nathan; Lazo-Wasem, Eric; Rojas, Lourdes; Pinou, Theodora; Zyskowski, Krzysztof; Van de Vijver, Bart; Hamilton, Paul & Poulin, Michel | A forgotten treasure: how zoological museum collections can contribute to epizoic diatom research

12:15 – 12:30

Beszteri, Bánk; Kloster, Michael & Nattkemper, Tim | Combining slide scanning microscopy, web-based virtual slide annotation and machine learning for diatom collection mobilization

12:30 – 12:45

Blommaert, Lander & Bailleul, Benjamin | Regulation of the xanthophyll cycle in diatoms

12:45 – 13:00

Oschatz, Cathleen; Oschatz, Martin; Kaskel, Stefan; Brunner, Eike & Fratzl, Peter | Diatom Biosilica – A promising alternative to synthetic silica materials in different applications

13:00 – 14:00 Lunch Break

14:00 – 15:45 Workshop: Diatom Shape Analyses (please bring your laptop)

Hamilton, Paul & Wishkerman, Asher

15:45 – 16:15 Coffee Break

16:15 – 18:00 Workshop: DIATERM – curated morphological terminology

Jordan, Richard & Cox, Eileen

19:00 – 23:00 Summer Party in the Botanic Garden

Saturday, 2018/06/30 | Botanical Museum
(registered students only)

9:00 – 12:00 Workshop: DNA and Taxonomy
(Konferenzraum A105)

Theriot, Edward & Mann, David

9:00 – 12:00 Workshop: How to publish and review a paper
(Kleiner Hörsaal AS 25)

Eileen Cox

14:00 – 17:00 Workshop: Ecology and Bioindication
(Konferenzraum A105)

Trobajo, Rosa & Kahlert, Maria

14:00 – 17:00 Workshop: Paleoecology and Statistics
(Kleiner Hörsaal AS 25)

McGowan, Suzanne




Please put up your posters as early as possible (Monday afternoon) and take them down as late as possible (Friday afternoon).


Please be at your poster at the indicated Postersession 1 (yellow, Tuesday afternoon), 2 (red, Wednesday afternoon), or 3 (blue, Thursday afternoon).


(Position in the exhibition hall – Authors | Title)

Tuesday | Session 1 | yellow

1 –    Al-Handal, Adil Y.; Frankovich, Tomas; Pennesi, Chiara & Wulff, Angela | Revision of the genus Sieminskia with description of valve ultrastructure

4 –     Bácsi, István; Borics, Gábor; Török, Péter; Kókai, Zsuzsanna; Lukács, Áron; Stenger-Kovács, Csilla & B-Béres, Viktória | Protected shallow lakes in Hungary – is nature protection indicated by diatom assemblages?

7 –     Beauger, Aude; Wetzel, Carlos E.; Voldoire, Olivier; Allain, Elisabeth & Ector, Luc| A new diatom genus from a thermo-mineral spring of the French Massif Central (France)

9 –     Biskaborn, Boris K.; Bacher, Saskia; Funck, Kim L.; Herzschuh, Ulrike & Diekmann, Bernhard | A data analytics system for Late Quaternary diatom records in the Russian Arctic

12 –   Buczkó, Krisztina; Magyari, Enikő; Béres, Viktória; Ács, Éva & Stenger-Kovács, Csilla | Use of traits: Reconciling diverse diatom-based lake responses to climate change in the Carpathian lakes – (CRYPTIC: CRYPtogams’ Traits In the Carpathians)

15 –   Čalić, Marijeta; Dupčić Radić, Iris & Car, Ana | Effect of thermohaline circulation on diatom distribution in the open South Adriatic Sea

18 –   * Chabaca, Hasna,Tadjine, Aicha & Marniche, Faiza | Diatom inventory and description of El Mellah lagoon, Algeria

21 –   Cvetkoska, Aleksandra; Jovanovska, Elena; Hauffe, Torsten; Tofilovska, Slavica; Donders, H. Timme; Francke, Alexander; Vogel, Hendrik; Wagner, Bernd; Wilke, Thomas & Levkov, Zlatko | Changing contribution of global climate and local environmental influence on diatom community structure over time in ancient Lake Ohrid

24 –   Demidova, Svetlana | The Byelovezhian Interglacial diatom flora of Belarus: new data

27 –   Fernandéz-Moreno, David; Luís, Ana Teresa & Sánchez-Castillo, Pedro M. | "Pinnularia baetica": a new diatom species found in an alkaline mountain lagoon in the south of Europe (Granada, Spain)

30 –   Fránková, Markéta; Šumberová, Kateřina; Vild, Ondřej & Potužák, Jan | Epiphytic diatom communities in an eutrophic reservoir in the second year of the management cycle

33 –   Gargas, Cory B.; Theriot, Edward C.; Ashworth, Matt; Johansen, Jeffrey R. | Phylogenetic analysis reveals that the ‘radial centric’ genus Orthoseira Thwaites is a member of a ‘multipolar’ diatom lineage

36 –   * Jacques, Olivier; Pienitz, Reinhard & Ibrahim, Ghassen | Diatom-based evidence of limnological changes in two subarctic lakes (Quebec, Canada) following the onset of the Industrial Era

39 –   Kelly, Martyn G.; Mann, David G.; Walsh, Kerry; Glover, Rachel; Juggins, Steve; Sato, Shinya; Boonham, Neil & Jones, Tim | Development and adoption of a high-throughput-sequencing approach to diatom-based ecological assessments in the UK

42 –   * Krahn, Kim J.; Wojewódka, Marta; Hamerlik, Ladislav; Macario-Gonzalez, Laura; Cohuo Duran, Sergio; Hoelzmann, Philipp; Rose, Neil L.; Yang, Handong; Zawisza, Edyta; Pérez, Liseth & Schwalb, Antje | Aquatic ecosystem response to late Holocene environmental variability recorded in Lake Apastepeque (Central El Salvador)

46 –   Kusber, Wolf-Henning; Kohlbecker, Andreas; Güntsch, Anton; Berendsohn, Walter & Jahn, Regine | Registration of diatom novelties in Phycobank.org

49 –   Levkov, Zlatko; Hamilton, Paul B.; Tofilovska, Slavica & Melovski Ljupco | High species diversity of Neidium Pfitzer in an alpine intermittent pond on Mt. Shar Planina, Republic of Macedonia

52 –   Maier B., Dominique; Gälman, Veronika; Renberg, Ingemar; Diehl, Sebastian & Bigler, Christian | Lake monitoring and sediment trapping in a varved lake reveals inter-annual variations in seasonal responses recorded in diatom sediment records

55 –   Manoylov, Kalina | Variability within indicator species populations from Georgia, US

58 –   * Minerovic, Alison; Potapova, Marina; Price, Jacob & Sales, Chris | Molecular and morphological characterization of diatom diversity and community structure for stream biomonitoring in New Jersey, USA

61 –   Palagushkina, Olga; Nazarova, Larisa; Svendsen, John-Inge; Regnell, Carl & Haflidason, Haflidi | Diatoms of Maloye Shchuchye Lake (Polar Ural, Russia)

64 –   Pereira, Andreia C.; Raieli C. R. L.; Melo, Sérgio & Torgan, Lezilda C.Pinnularia Ehrenberg (Bacillariophyta) species from the Amazonian region (Santarém, Pará State, Brazil)

67 –   * Pinseel, Eveline & Van de Vijver, Bart | The Nagoya Protocol: implications for diatom research

70 –   Rioual, Patrick; Peng, Yumei; Zhang, Zhongyan; Zhang, Fei; Jin. Zhangdong & Yang, Xiaoping | New and poorly known diatoms from the Kalakuli lakes in the Pamir Mountains, Xinjiang, Western China

73 –   Sancar, Ümmühan; Çağatay, Namık; Burckle, Llyod; Okay, Nilgün; Lamy, Frank & Arz, Helge | The paleoceanographic evolution of the Black Sea during the Last Glacial-Holocene period as a proxy for diatom records

76 –   Shubert, Elliot | Systematics and Biodiversity: an international peer-reviewed journal

79 –   Solak, Cüneyt Nadir; Bąk, Małgorzata; Wojtal, Agata Zofia; Kaleli, Aydın & Ergönül, Borga | Some new record diatoms from alpine lakes in the Black Sea region (Turkey)

82 –   * Sugimoto, Nao; Gennari, Rocco; Lugli, Stefano; Jordan, Richard W.; Manzi, Vinicio; Persico, Davide & Roveri, Marco | Late Miocene palaeoenvironmental reconstruction of Gavdos Island, Greece, using fossil diatom assemblages

85 –   Tuji, Akihiro & Ohtsuka, Taisuke | Are endemic diatoms the origin of cosmopolitan diatoms?

88 –   * Uezato, Yuki & Jordan, Richard W. | The morphology and taxonomy of Miocene-Quaternary Proboscia spp.

91 –   Van de Vijver, Bart & Bosak, Suncica | A new epizoic Olifantiella species found on loggerhead sea turtles

94 –   * Vossel, Hannah; Litt, Thomas, Reed, Jane M. & Stone, Jeffery | Lake Kinneret (Israel): Lake-level reconstruction for the Holocene based on the Plankton/Benthos-ratio – An appropriate method?

97 –   Zhou, Chengxu; Cao, Jiayi; Meng, Ran; Zhu, Xiaojuan; Luo, Qijun; Xu, Jilin & Yan, Xiaojun |  Intraspecific variations of Thalassiosira pseudonana isolates from the East China Sea

100 – Zou, Yafei; Wang, Luo; Zang, Lizhou; Liu, Yuan; Li, Peng; Yan, Yao; Jiaoyang, Zhang; Peng, Zhiyuan & Lu, Houyuan | Seasonal diatom variability of Yunlong Lake — a case study based on sediment trap records


Wednesday | Session 2 | red

2 –     Ashworth, Matt; Frankovich, Thomas; Sullivan, Michael; Majewska, Roksana; Arendt, Mike; Schwenter, Jeffrey; Theriot, Edward & Stacy, Nicole | Molecular phylogeny of “marine gomphonemoid” diatoms, with particular reference to the epizoic genus Poulinea Majewska, De Stefano & Van de Vijver

5 –     Bąk, Małgorzata; Halabowski, Dariusz; Kryk, Adrian; Lewin, Iga & Sowa, Agnieszka | Diatom assemblages in rivers differing in extent of their anthropogenic transformation (Upper Silesia and adjacent areas, southern Poland)

8 –    Ben Khelifa, Leila | Modern diatoms in Tunisia as indicators of water chemistry and their use for hydrologic and climatic reconstruction

10 –   Bolgovics, Ágnes; B-Béres, Viktória; Várbíró, Gábor; Ács, Éva; Kiss, Keve Tihamér & Borics, Gábor | SLOSS debate: a new perspective on an old paradigm

13 –  Burfeid Castellanos, Andrea M.; Benito, Xavier; Vossel, Hannah | YOUNG ISDR, a new international platform for early career diatomists

16 –   Car, Ana; Hafner, Dubravka; Jasprica, Nenad; Dupčić Radić, Iris, Ljubimir, Stijepo & Batistić, Mirna | The influence of environmental factors on diatom colonization on glass slides in the marine lake Mrtvo More (Island of Lokrum, Adriatic Sea coast)

19 –   Chakraborty, Arindam &  Ghosh, Amit K. | Diatoms - the indicator of past sea-level changes: A case study from the Neogene sediments of Andaman and Nicobar Basin, India

22 –   Davidovich, Nickolai; Podunay, Yulia; Davidovich, Olga & Kulikovskiy, Maxim | Reproductive compatibility of Eurasian populations of Ulnaria ulna (Bacillariophyta)

25 –   Demidova, Svetlana & Khursevich, Galina | Overview of study background of the fossil diatom flora of Belarus

28 –   * Ferreira, Paula Carolina & Ludwig, Thelma | Alvim Veiga Eunotiaceae (Diatomeae) biodiversity from Serra of Itabaiana, Sergipe, northeastern Brazil

31 –   * Funck, Kim L.; Biskaborn, Boris K.; Diekmann;. Bernhard; Meyer, Hanno; Pestryakova, Liudmila A.; Warmke, Vanessa & Herzschuh, Ulrike | Late Quaternary palaeoenvironmental reconstruction by downcore diatom variability in Lake Bolshoe Toko sediments, Yakutia (Russia)

34 –   * Górecka, Ewa; Davidovich, Nickolai; Davidovich, Olga; Ashworth, Matt; Sabir, Jamal; Hajrah, Nahid Hassan & Witkowski, Andrzej | Influence of the cell size and life cycle on the lipid content of the selected set of diatom strains

37 –   Jüttner, Ingrid; Williams, David M.; Gurung, Smriti;  Van de Vijver, Bart; Levkov, Zlatko; Sharma, Chhatra M.; Sharma, Subodh & Cox, Eileen J. | The genus Odontidium in the Himalayas, morphology of four new species and their distribution in alpine freshwater habitats

40 –   Kloster, Michael; Nattkemper, Tim W. & Beszteri, Bánk | MobiDiC - MOBIlization of a DIatom Collection

43 –   * Krzywda, Marta; Aydin, Kaleli; Solak, Cüneyt; Suncica, Bosak; Ana, Car; Nenad, Jasprica & Witkowski, Andrzej | The influence of sea turtles on the biogeography of marine diatoms based on a case study from the Mediterranean coasts

47 –   * Lee, Hojun; Park, Jihae; Pandey, Lalit;  Depuydt, Stephen & Han, Taejun Han | Two new endpoint metrics of diatoms for ecotoxicological studies

50 –   Liu, Yan; Kociolek, John Patrick; Mu, Weijie & Fan, Yawen | A new genus of cymbelloid diatoms from Yunnan Province, China

53 –   Majewska, Roksana; Van de Vijver, Bart; Frankovich, Thomas A.; Ashworth, Matt P.; Sullivan, Michael & Bosak, Suncica | Morphological variations in sea turtle-associated “gomphonemoid” diatoms

56 –  Matting, Sabine; Liesegang, Moritz; Milke, Ralf & Wirth, Richard | Photonic  structures created by diatom frustule infilling

59 –   * Mucko, Maja; Bosak, Sunčica; Mann, David G.; Trobajo, Rosa; Wetzel, Carlos; Peharec Štefanić, Petra & Ljubešić, Zrinka | Novel clades of intriguing Nitzschia species from marine plankton

62 –   Parks, Matthew B.; Nakov, Teofil; Ruck, Elizabeth C.; Wickett, Norman J. & Alverson, Andrew J. | Phylogenomics reveals an extensive history of genome duplication in diatoms (Bacillariophyta)

65 –  Perez Coca, John Jaime, Chang, Yu-Tan & Wang, Min-Ying | The Marine Diatoms of Kenting National Park and Taichung Port, Taiwan R.O.C.

68 –   Potapova, Marina | Ecological and biogeographical drivers of diatom diversity in the Kolyma Lowland, Northeastern Siberia

71 –   * Robakiewicz, E.; Bergner, A.G.N.; Mingram, J.; Trauth, M.H. & Junginger, A. | Paleolimnological changes over 25,000 years at Lake Nakuru (Kenya) using diatoms as a proxy

74 –   * Sauvey, Aurore; Fauchot, Juliette  & Claquin, Pascal | Cell size changes linked to life cycle may influence DA production in three Pseudo-nitzschia spp.

77 –   * Silva-Lehmkuhl, Angela M. & Bicudo, Denise C. | Niche measures and habit of diatom species are good predictors of the distribution pattern in tropical reservoirs

80 –   Solak, Cüneyt Nadir; Wojtal, Agata Zofia; Kaleli, Aydın; Ergönül, Borga & Çetin, A. Kadri | The diatom distribution in the Tigris-Euphrates River System (Turkey)

83 –   Svirid, Anna; Mikheyeva, Tamara & Khursevich, Galina | The diatom plankton algae in the oxbow lakes of the National Park "Pripyatsky" (Belarus)

86 –  Turskaya, Svetlana; Svirid, Anna & Kavtsevich, Valentina | Class Coscinodiscophyceae Round et Crawford at Vileyskoe Reservoir

89 –   Usoltseva,  Marina & Miettinnen, Arto | Aulacoseira sp. found from proboscidean bone of Deinotherium sp. in Finland

92 –  Várbíró, Gábor ; Bouchez, Agnès; Rimet, Fredric; Tapolczai, Kálmán; Novais, Maria Helena; Morais, Maria Manuela; Usseglio-Polatera, Philippe; Bácsi, István & B-Béres, Viktoria | Limiting similarity and environmental filtering under drought stress in streams, a case study on diatoms

95 –   Wishkerman, Asher; Hamilton, Paul B. | DiaCurv: curvature analysis application in diatom research

98 –   Zimmermann, Jonas; Abarca, Nélida; Bansemer, Jana; Bettig, Juliane; Dröge, Gabriele; Kusber, Wolf-Henning; Luther, Katja; Mora, Demetrio; Proft, Sebastian; Skibbe, Oliver; Van, Anh L. & Jahn, Regine | German Barcode of Life2 (GBOL2) – Diatom eDNA Metabarcoding in the Context of the EU Water Framework Directive (EU WFD)


Thursday | Session 3 | blue

3 –     * Avendaño-Villeda, D. A.; Caballero, M.; Ortega-Guerrero, B.; Lozano-García, M. S. & Brown E. | Paleoclimate reconstruction for the transition MIS 6 to MIS 5 from Lake Chalco, Central Mexico

6 –     Baricevic, Ana; Chardon Cécile; Maric - Pfannkuchen, Daniela; Kuzat, Natasa; Vasselon, Valentin; Smodlaka - Tankovic Mirta; Rimet, Frédéric; Bouchez, Agnès & Pfannkuchen, Martin | Two-way insight into diatom diversity of the Northern Adriatic. High throughput sequencing in marine phytoplankton research

11 –   Bosak, Sunčica; Majewska, Roksana; Frankovich, Thomas A.; Ashworth, Matt P. & Van de Vijver, Bart | New Proschkinia species associated with sea turtles

14 –   * Burfeid Castellanos, Andrea M.; Cambra-Sánchez, Jaume, Kloster, Michael & Beszteri, Bánk | Size matters: the importance of transapical valve width in diatom biomonitoring

17 –   Card, Virginia M. | Ecological factors and micromechanics of valve structure in loculate centrics

20 –   Chudaev, Dmitry | Volutin distribution pattern as a valuable taxonomic character in the genus Navicula

23 –   Davidovich, Olga; Davidovich, Nickolai & Witkowski, Andrzej | Sexual reproduction of diatom species Climaconeis scalaris (Brébisson) E.J. Cox from the Black Sea

26 –   Fenner, Juliane & Lepetit, Petra | Latest  Miocene  diatoms  from  lacustrine  sediments  in  Cappadocia,  Turkey

29 –   * Foets, Jasper; Pfister, Laurent;Teuling, Ryan & Wetzel, Carlos E. | Environmental factors influencing the composition of soil diatom communities: preliminary results

32 –   * García, M. Luján; Morales, Eduardo A.; Guerrero, José M.  & Maidana, Nora I. | Re-examination of type material of Melosira perpusilla Freng. (Bacillariophyta) and description of two new Aulacoseira species from Santa Cruz Province (Argentina)

35 –   * Hoshina, Kazuki; Jordan, Richard W. ; Abe, Miho & Tada, Ryuji | Paleoenvironmental reconstruction of the Japan Sea during the Mid-Brunhes Event using microfossils

38 –   Kapustin, Dmitry & Kulikovskiy, Maxim | Morphology and distribution of the new diatom genera from Indonesia

41 –   Kopalová, Kateřina; Bulínová, Marie; Píšková, Anna; Roman, Matěj; Čejka, Tomáš; Lirio, Juan. M. & Nývlt, Daniel | The Holocene evolution of freshwater diatoms within two lakes from Vega Island, Antarctica

44 –   * Küttim, Liisa; Küttim, Martin; Puusepp, Liisa; Umbleja, Kadri; & Sugita, Shinya | Patterns of diatom flora in Northern European bogs: a case study in Estonia

45 –  Kulichová, Jana; Urbánková, Pavla; Funke, Elisabeth & Monaghan, Michael T. | Meta-barcoding insights into the spatial patterns in community structure of freshwater diatoms in oligotrophic habitats

48 –   * Lehmkuhl, Elton A.; Morales, Eduardo A. & Bicudo, Carlos E. de M. | The complex Nitzschia amphibia-semirobusta-amphibiodies: a bibliographic revision.

51 –   Luís, Ana Teresa, Teixeira, Manuela; Durães, Nuno; Pinto, Raquel; Almeida, Salomé F. P., Ferreira da Silva, Eduardo & Figueira, Etelvina | Extreme acid environments: biogeochemical effects on algal biofilms

54 –   Maltsev, Yevhen; Andreeva, Svetlana & Kulikovskiy, Maxim | Molecular phylogeny and morphology of the diatom genus Nupela Vyverman & Compère

57 –   Mayama, Nagisa; Miura, Haruna; Kamikawa, Ryoma & Mayama, Shigeki | Sigmoid Nitzschia species in girdle view

60 –   Nakov, Teofil ; Ruck, Elizabeth C. ; Downey, Kala M.; Kourtchenko, Olga; Kremp, Anke; Sjöqvist, Conny; Töpel, Mats; Godhe, Anna; Hahn, Matthew & Alverson, Andrew J. | Using population genomics and experimental transcriptomics to understand local adaptation by the diatom Skeletonema marinoi across the Baltic Sea salinity gradient

63 –   * Pędziński, Jarosław & Witak, Małgorzata | Pauliella taeniata as a bioindicator of the recent environmental changes in the Gulf of Gdańsk

66 –   * Piatrou, Uladzimir | A new species of the genus Eunotia Ehrenb. for algal flora the Republic of Belarus

69 –  Renaudie, Johan & Lazarus, David | Macroevolutionary patterns in Cenozoic marine diatoms from deep-sea sediments, and their relationship with climate and marine geochemical cycles

72 –   * Rouzbahani, Tahmineh; Theriot, Edward & Manning, Schonna | Dissecting the role of salinity on growth rate, morphology and transcriptome response of putative osmolytes in Cyclotella spp.

75 –   * Schultz, Konrad; Hübener, Thomas & Dreßler, Mirko | DNA barcoding reveals a new species of the genus Stephanodiscus Ehrenberg

78 –   Skibbe, Oliver; Zimmermann, Jonas & Jahn, Regine | From S to XXL in a day: Observations on diatom cell enlargement in cultures

81 –  Stoof-Leichsenring, Kathleen R.; Pestryakova, Luidmila A. & Herzschuh, Ulrike | Diatom diversity obtained by metabarcoding using a chloroplast and a ribosomal marker on modern and Holocene lake sediments from the Siberian treeline ecotone

84 –   Tsutsui, H., Takahashi, K., Yamawaki, N., Yagi, M., Kusumoto, N., Morii, Y., Nishida, S., and Jordan, R.W. | Biogeography of living silicoflagellates off the Japan Sea coast during summer 2016

87 –   Tyree, Meredith; Bishop, Ian; Cao, Yong; Carlisle, Daren & Spaulding, Sarah | Developing alternative diatom enumeration methods to build better predictive bioassessment models

90 –  Usoltseva, Marina | Morphological variability of Alveolophora species from type material

93 –   * Vidaković, Danijela; Krizmanić, Jelena; Levkov, Zlatko; Rakočević, Jelena; Loshkoska, Tatjana; Patceva, Suzana; Kupe, Lirika & Schneider, Susanne | How newly-described diatom species affects biomonitoring? - An example of Gomphonema paratergestinum vs. G. tergestinum

96 –   Wulff, Angela; Torstensson, Anders; Hedblom, Mikael; Andersson, Jenny; Andersson, Mats X. & Jimenez, Carlos | All about the marine and sea ice diatom Nitzschia lecointei

99 –   * Zinnatova, Elvira; Frolova, Larisa; Nurgaliev, Danis & Kulikovsky, Maxim |  Distribution and diversity of diatom assemblages in the sediments of Lake Turgoyak (Southern Ural, Russia)


[* Students to be evaluated for the Student Awards]

Download the Programme here.

Download the Abstract Book here.

Please note the following additional information concerning data protection:

At our events you will be asked to wear a name badge. Furthermore, at events organised by us photos might be taken or films shot, members of the press might attend, lectures might be transferred via Skype, there might also be video conferences or live streamings with or without recording. Upon request we will gladly provide you with more details, or ask us on-site during the event.