Places to See Rare Species
U.S.G.S. 7.5 Minute Quads
Our species lists are based on U.S. Geological Survey 7.5 minute quads. See our quad-finder page.
The Service's National Wetland Inventory maps are now available online.
California Department of Fish & Game
- BIOS The Biogeographic Information & Observation System has a variety of data, including critical habitat maps.
- Quick Viewer shows the species that have been observed in each 7.5 minute quad.
- BIOS vs. CNDDB Comparison chart
For anadromous fish (e.g. chinook salmon) and other ocean species, go to the NOAA Fisheries Service critical habitat GIS Data page.
NationalAtlas.gov - A very user-friendly national map portal.
GeoData.gov is the National cross-agency portal for geographic information.
U.S. Geological Survey has many online and paper maps.
CalFish Fish Data & Maps