- Amphibiaweb: Amphibia databsae
- ANTWEB: Ants Database
- Aquamaps: Online Computer-generated Maps for large Scale Species Distributions
- ARCTOS: Multi-Institution, Multi-Collection Museum Database
- Avibase: The World Bird Database
- Facts about the environmental, economic and societal sustainability of Norwegian aquaculture.
- BHL: Biodiversity Heritage Library consortium of natural history and botanical libraries
- BirdLife Data Zone
- BoL: Barcode of Life
- CITES Species Database
- Dataverse (data from Norwegian projects)
- EMODNET Biology:Biology Portal of European Marine Observations and Data Network
- EoL: Encyclopedia of Life
- EUNIS: European Nature Information System Database
- EU-NOMEN: Pan-European Species Directories Infrastructure
- FEOW: Freshwater Ecoregions of the World
- FishBase
- Free software for data analysis at GBIF
- GBIF: The Global Biodiversity Information Facility
- GISD: Global Invasive Species Database – ISSG
- Global Fishery Catch
- IRMNG: Interim Register of Marine and Non-Marine Genera http://www.irmng.org/download.php (the actual file is hosted at https://www.irmng.org/export/). The most complete list of all marine genera of the world and their synonyms.
- MaNIS Portals: The Mammal Networked Information System
- Marine Species Identification Portal
- MPA Global: A Database of the World’s Marine Protected Areas
- NCBI GenBank®: Public NIH genetic sequence database
- OBIS: Ocean Biogeographic Information System
- Paleobiology Database
- Reefbase: A Global Information System for Coral Reefs
- ReefCheck data
- SCAR-MarBIN: SCAR-Marine Biodiversity Information Network
- SeaLifeBase
- The IUCN Red List of Threatened Species
- VLIZ Flanders Marine Institute Database Page
- WDPA: World Database of Protected Areas
- WDPA-Marine: World Database on Marine Protected Areas
- WikiSpecies: Free Species Directory
- WoRMS: World Register of Marine Species
- ZOOTAXA: A mega-journal for zoological taxonomists in the world
By Professor Mark John Costello
