All Catfish Species Inventory (ACSI)
The inventory is proposed as Phase I of a long-term Planetary Biological Inventories (PBI) of the Otophysi, the largest clade of freshwater fishes.

An extensive database information system about all birds of the world. It contains over 56 million records about 10,000 species and 22,000 subspecies of birds.

The world’s largest database for standardized bacterial information.

Co’s Digital Flora of the Philippines
A checklist of vascular plants native to the Philippine archipelago. Initially produced by Merrill in the 1920s and updated continually by Filipino botanist, Leonard Co.

Platform designed for birders to share their findings.

A global species database of fish species.

Freshwater Ecoregions of the World
Provides a new global biogeographic regionalization of the Earth’s freshwater biodiversity. Includes associated species data.

A joint initiative of the California Academy of Sciences and the National Geographic Society. It is an interactive platform where everyone can share biodiversity information.

iSpot Nature
A citizen science platform for biodiversity run by The Open University.

Developed by UNEP-WCMC and the CITES Secretariat. It provides a centralized portal for accessing key information on species of global concern.

IUCN Red List of Threatened Species
World’s most comprehensive information source on the global extinction risk status of animal, fungus, and plant species.