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Dreissena polymorpha @
Field Museum of Natural History, Mollusk (11);
Global Biodiversity Information Facility (10171) [United States Geological Survey Nonindigenous Aquatic Species Database (4549); Dutch Foundation for Applied Water Research (STOWA) - Limnodata Neerlandica (3449); Environment Agency - Environment Agency Non-native Species records v1 (821); Conchological Society of Great Britain & Ireland - Mollusc (non-marine): 1999 Atlas Dataset for Great Britain and Ireland (320); All Ireland Non-Marine Molluscan Database (172); National Invasive Species Database (165); Conchological Society of Great Britain & Ireland - Mollusc (non-marine) data for Great Britain and Ireland (165); Conchological Society of Great Britain & Ireland - Mollusc (non-marine): Compilation of records of rare and scarce species for Great Britain and Northern Ireland (152); Artdata (94); Collection Mollusca SMF (84); Invertebrates (GBIF-SE:SMNH) (75); Museum of Comparative Zoology, Harvard University (44); Generalitat Valenciana. Banco de Datos de la Biodiversidad de la Comunitat Valenciana (37); Staffordshire Ecological Record - SER Species-based Surveys (31); Naturhistorisches Museum Mainz, Zoological Collection (23); Field Museum of Natural History (Zoology) Invertebrate Collection (22); Biologiezentrum Linz (21); MAL (20); Naturalis Biodiversity Center (NL) - Mollusca (17); invertebratezoology (17); North Carolina State Museum of Natural Sciences InvertebrateCollection (15); Natural History Museum Rotterdam (12); SysTax - Zoological Collections (11); Limnodata (11); Biological and palaeontological collection and observation data MNHNL (9); Natural History Museum Rotterdam (NL) - Mollusca collection (7); Collection Malakologie - SNSD (6); Peabody Invertebrate Zoology DiGIR Service (5); MarBEF Publication Series data (EurOBIS) (5); Suffolk Biological Records Centre - Suffolk Biological Records Centre (SBRC) dataset (5); NMNH Invertebrate Zoology Collections (4); Environmental Records Information Centre North East - ERIC North East non-sensitive species records (3); Staffordshire Ecological Record - SER Site-based Surveys (2); Natural England - Invertebrate Site Register - England. (2); TestWat - Macroinvertebrates and macrophytes of freshwater bodies in Flanders, Belgium (2); NatureServe Network Species Occurrence Data (2); National Trust - Wicken Fen nature reserve species data held by The National Trust (2); Cumbria Biodiversity Data Centre - Cumbria Biodiversity Data Centre. Invertebrate Observation Records other than Lepidoptera. Pre-2010 for Cumbria (1); Artenvielfalt am Eich-Gimbsheimer Altrhein (1); GEO-Hauptveranstaltung (Duisburg) (1); BÜG (1); Conchological Society of Great Britain & Ireland - RISC Non-Native Species Records for Zebra Mussel (1); Kiesbagger (Mittelhausen) (1); Stever (1); Estonian Nature Observations Database (1); iNaturalist research-grade observations (1); Biologische Station im Kreis Wesel (1); Albany Museum (1); Shellfish specimens in the NISHINOMIYA SHELL MUSEUM, Japan. (1); Schanzenanlage Bergham (1); Heider Bergsee (Brühl) (1); LBV 100 - Artenvielfalt am Rothsee (1); Mangfalltal (1); Tullie House Museum - Tullie House Museum Natural History Collections. (1); Lustadter Wald . (1); CAS Invertebrate Zoology (IZ) (1); Donauinsel des BN bei Entau (1); EcoRecord - Dr Ellen Pisolkar's Freshwater Invertebrate Surveys 1991 to 2008 (1); EPA'S EMAP Database (1); Weidenhüttendorf an der Würm (München) (1); Bayerische Donau - Tapfheim (1); Museu de Ciències Naturals de Barcelona: MCNB-Mala (1); Tag der Artenvielfalt (1); Lindau im Bodensee (1); Gemeinde Sursee (1); Sheffield Biological Records Centre - Sheffield Biological Records Centre- Non-sensitive Records from all taxonomic groups. (1); Lerchenauer Baggersee (München) (1) accessed through the GBIF Data Portal. Each record tells when. See dataset links for citations & terms of use.];
iNaturalist (346);
Storey, Malcolm (8);
North Carolina Museum of Natural Sciences, Invertebrate (15);
University of Florida Malacology (14)