10.15468/fsegnf http://ipt.medobis.eu/resource?r=posidoniaoceanica_crete Martina Holzknecht Department of Palaeontology, University of Vienna Head of Department at Marine Field Station in Plakias

Althanstrasse 14 VIENNA 1090 AUSTRIA

martina_holzknecht@gmx.net 0000-0002-0317-6031 Martina Holzknecht Department of Palaeontology, University of Vienna Head of Department at Marine Field Station in Plakias

Althanstrasse 14 VIENNA AUSTRIA

martina_holzknecht@gmx.net 0000-0002-0317-6031 Paolo G. Albano Stazione Zoologica Anton Dohrn Senior Scientist

Villa Comunale Naples ITALY

martina_holzknecht@gmx.net 0000-0001-9876-1024 PRINCIPAL_INVESTIGATOR Dimitra Mavraki Hellenic Centre for Marine Research Data Manager

Former U.S. Base of Gournes Heraklion Crete 71500 GREECE

2810337740 dmavraki@hcmr.gr CUSTODIAN_STEWARD Melina Loulakaki Hellenic Centre for Marine Research Data curator

Former U.S. Base of Gournes Heraklion Crete 71500 GREECE

2810337740 m.loulakaki@hcmr.gr CUSTODIAN_STEWARD 2025-01-22 ENGLISH The dataset contains abundance data of benthic molluscs collected in a Posidonia oceanica meadow in Plakias, SW Crete, Greece, eastern Mediterranean Sea. The sampling occurred in spring and autumn, along a depth transect with stations at 5, 10, 15 and 20 m, and separately for the leaf and rhizome strata. The minimum mesh size is 1 mm. sampling event GBIF Dataset Type Vocabulary: http://rs.gbif.org/vocabulary/gbif/dataset_type.xml Posidonia oceanica; none Mollusca; WoRMS Lessepsian invasion; none Crete; Greece; none http://marineregions.org/mrgid/22169 Aegean-Levantine Sea Marine Regions Samplingevent GBIF Dataset Type Vocabulary: http://rs.gbif.org/vocabulary/gbif/dataset_type_2015-07-10.xml This work is licensed under a Creative Commons Attribution (CC-BY) 4.0 License . Creative Commons Attribution 4.0 International https://spdx.org/licenses/CC-BY-4.0.html CC-BY-4.0 https://ipt.medobis.eu/archive.do?r=posidoniaoceanica_crete Plakias, SW Crete, Greece, eastern Mediterranean Sea. The station is located at 35.1796N 24.3957 E. 24.142 24.637 35.353 34.994 2017-05-08 2017-09-24 benthic molluscs collected in a Posidonia oceanica meadow in Plakias. Polyplacophora, Gastropoda, Bivalvia Phylum Mollusca unkown Paolo G. Albano Stazione Zoologica Anton Dohrn Senior Scientist

Villa Comunale Naples ITALY

martina_holzknecht@gmx.net 0000-0001-9876-1024 The area sampled is 1 m2 for each replicate. Each station has 6 replicates. Plakias Bay, Crete, Greece. SCUBA-Gear, Airlift-Sampler, Hand-nets, Stereomicroscopes Paolo G. Albano 0000-0001-9876-1024 PRINCIPAL_INVESTIGATOR Fieldwork was supported by the KWA–Kurzfristige Auslandstipendien of the University of Vienna. This research was conducted in the framework of the project “Historical ecology of Lessepsian migration” funded by the Austrian Science Fund (FWF) P28983-B29 (PI: PGA). Martin Zuschin, University of Vienna, supported us throughout the whole project. The Mare Mundi and Dive2gether Marine Field Station in Crete hosted the team during fieldwork. Stefan Duijvestijn, Michael Holzknecht, Nadja Loferer and Denny Morchner supported sampling and lab work. 2026-04-14T08:23:39Z Holzknecht M (2025). Quantitative data of a molluscan community living in Posidonia oceanica at the south coast of Crete, Greece, 2017. Hellenic Center for Marine Research. Sampling event dataset https://doi.org/10.15468/fsegnf accessed via GBIF.org on 2026-04-14. Martina Holzknecht & Paolo G. Albano The molluscan assemblage of a pristine Posidonia oceanica meadow in the eastern Mediterranean (2022) Albano P.G., Steger J., Bakker P.A.J., Bogi C., Bošnjak M., Guy-Haim T., Huseyinoglu M.F., LaFollette P.I., Lubinevsky H., Mulas M., Stockinger M., Azzarone M., Sabelli B., Numerous new records of tropical non-indigenous species in the Eastern Mediterranean highlight the challenges of their recognition and identification (2021) Steger J., Stockinger M., Ivkić A., Galil B.S. and Albano P.G., New records of non-indigenous molluscs from the eastern Mediterranean Sea. Bioinvasions Records (2018) 7(3): 245–257