Hot Spots

These East Bay locations have a large number of rare (A-ranked) species which have been observed in the last 25 years.

NameNum Species
Mt. Diablo State Park - Summit and Upper area - 2500 ft and abo59
Ohlone Rgnl Wilderness58
Lawrence Livermore Lab, Site 300, Corral Hollow43
Mt. Diablo State Park - South side43
Mt. Diablo State Park - North side41
Los Mochos Boy Scout Camp, Mines Rd37
Mt. Diablo State Park - East side35
Antioch Dunes34
Mines Road/Arryo Mocho34
Springtown Wetlands Preserve34
Black Diamond Rgnl Preserve31
Tesla, Corral Hollow30
Los Vaqueros Watershed28
Redwood Rgnl Park24
Morgan Territory Rgnl Park23
Sunol Rgnl Wilderness23
Cedar Mountain21
Corral Hollow Area20
Warm Springs, Fremont20
Lime Ridge area19