Vernal Pool Information Network

There are 740,000 acres in California and Jackson County, Oregon, which are designated as critical habitat for 15 wetland animals and plants listed as threatened or endangered under the Federal Endangered Species Act, by the U.S. Fish and Wildlife Service.  The four animal species include:  Conservancy fairy shrimp, longhorn fairy shrimp, vernal pool tadpole shrimp, and vernal pool fairy shrimp (found in Jackson County, Oregon). There are 11 plants species that occur in/near vernal pools, two of which occur in Southwest Oregon.  These species all depend on the seasonally-flooded wetlands known as vernal pools. 

Vernal Pool Network

Oregon Fish and Wildlife Office main page