BIOL: Fish, Aquaculture, and Water Quality

A database of information on algae that includes terrestrial, marine and freshwater organisms.

The Environmental Dataset Gateway (EDG) provides a one-stop to discover and access EPA's data resources.

A relational database containing information on practically all fishes known to science. Search by common or scientific name, family, ecosystem, country/island, or topic. Also includes a glossary and reference search tool.

The Knowledge Network for Biocomplexity (KNB) website hosts global ecological data that can be searched by keyword, location, taxonomy, and date.

The National Hydrography Dataset (NHD) and Watershed Boundary Dataset (WBD) are used to portray surface water on The National Map. The NHD represents the drainage network with features such as rivers, streams, canals, lakes, ponds, coastline, dams, and streamgages.

The Ocean Biogeographic Information System (OBIS) allows users to search marine species datasets from all of the world's oceans. Users can identify biodiversity hotspots and large-scale ecological patterns, analyze dispersions of species over time and space, and plot species' locations with temperature, salinity, and depth.

Use the GBIF website to find and download data on species in the United States. It includes information on when and where plants and animals are seen.

These pages provide access to water-resources data collected from across the United States. It includes data on the occurrence, quantity, quality, distribution, and movement of surface and underground waters.