Marine Species Traits Portal
FishBase
Polytraits: a database on biological traits of polychaetes
World Register of Introduced Marine Species (WRIMS)
World Register of Deep-Sea Species (WoRDSS)
IOC-UNESCO Taxonomic Reference List of Harmful Micro Algae
Ocean Biodiversity Information System (OBIS)
European Ocean Biodiversity Information System (EurOBIS)
Explore the variation of Belgian marine species over time (EurOBIS dynamic tool)
AquaRES: Aquatic species Register Exchange and Services
World Register of Marine Species (WoRMS)
Freshwater Animal Diversity Assessment (FADA)
Interim Register of Marine and Nonmarine Genera (IRMNG)
Catalogue of Life (COL)
FishBase
AlgaeBase
The Reptile Database
Recent and Fossil Bryozoa
Phylum Ctenophora: List of all valid species names
Turbellarian Taxonomic Database
Index Fungorum (IF)
Pan-European Species directories Infrastructure (PESI)
Paleobiology Database (PaleoBioDB)
Integrated Taxonomic Information System (ITIS)
Global Names Index (GNI)
International Plant Names Index (IPNI)