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Butterflies of San Franscisco Bay Area

Sara Orangetip - Anthocharius sara (Sunol Regional Park) |

Acmon Blue - Plebejus acmon (Pleasanton) |

Variable Checkerspot - Euphydryas chalcedona (Mt. Diablo State Park) |

Painted Lady - Vanessa cardui (Pleasanton) |

Common Buckeye - Junonia coenia (Sunol Regional Park) |

Monarch Butterfly - Danaus plexippus |

Common Ringlet - Coenonympha tullia (Sunol Regional Park) |

Fiery Skipper - Hylephila phyleus (Pleasanton) |
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The San Francisco Bay Area is home to around 144 species of butterflies. You can find them in all types of habitats including urban areas.
Butterflies of the Bay Area
Some Common Butterfly Species:
- Western Tiger Swallowtail - Papilio rutulus
- Pale Swallowtail - Papilio eurymedon
- Anise Swallowtail - Papilio zelicaon
- Cabbage White - Pieris rapae
- Sara Orangetip - Anthocharius sara
- Clouded Sulphur - Colias philodice
- Acmon Blue - Plebejus acmon
- Lupine Blue Butterfly - Plebejus lupini ...photo
- Callippe Fritillary - Speyeria callippe
- Mylitta Crescent - Phyciodes mylitta
- Variable Checkerspot - Euphydryas chalcedona
- Mourning Cloak - Nymphalis antiopa
- Red Admiral - Vanessa atalanta
- Painted Lady - Vanessa cardui
- Common Buckeye - Junonia coenia
- California Sister - Adelphia bredowii
- Monarch Butterfly - Danaus plexippus (very special butterfly which over-winters in large numbers at some Bay Area locations.
- Common Ringlet - Coenonympha tullia
- Fiery Skipper - Hylephila phyleus
Other Notable Butterfly Species:
Checklists
The following links lead to comprehensive checklists generated on the Butterflies and Moths of North America website (www.butterfliesandmoths.org), maintained by the Mountain Prairie Information Node in Bozeman, MT. These lists include links to detailed pages for each species, including photographs.
Some more informal lists:
- Common Butterflies of the East Bay Regional Parks - a PDF brochure with photographs.
...link
- Butterflies of Marin County - an online guide with photos
...link
- Butterflies of Ulistac Natural Area (in Santa Clara) - a list of 20 species, with photos.
...link
- Butterflies of the S.F. Peninsula, a list, with good photos, by Adam Winer, as of 2003.
...link
- Butterflies of San Francisco, a list, with good photos, by Adam Winer, as of 2006.
...link
- Watching Butterflies on Mount Diablo by: Kevin Hintsa, Mountain News, 1993.
...link
- Butterflies of Suisun Marsh, by Prof. Art Shapiro of UC Davis.
...link
- Butterflies of Hastings Biological Field Station of the University of California, Museum of Vertebrate Zoology and UC Natural Reserve System.
...link
Media
- A selection of useful reference books can be found here - Butterfly Books ...more
- A nice laminated fold-out, with 22 common local species, is produced by Local Birds (despite its name :-)). It includes favorite larval food and nectar plants. They also have similar guides for Marin County and the Monterey Bay Area.
...link
- Sharp, nice photographs of local butterflies posted by members of our Flickr group
...link
Butterflies and Moths Articles and Links

California Dogface - Zerene eurydice
- List of Butterflies and the plants they feed on - specific to the Bay area. The Native Here Nusery also sells these plants in Berkeley.
...link
- Some common California Butterflies and Moths and their food plants - photographs and details about native plants used by adults and larva.
...link
- The Green Hairstreak Project seeks to connect two disjunctive butterfly populations in San Francisco's Sunset District with street level plantings of host and nectar sources.
...link
- Butterflies of the San Francisco Bay Area (a very incomplete list) - a list of 10 common butterflies with pictures.
...link
- Imperiled Butterflies of the San Francisco Bay Area. An article with photographs and descriptions of the Bay Checkerspot, Mission Blue, San Bruno Elfin, and Callippe, Myrtle’s and Behren’s Silverspot Butterflies.
...link
- A new species of moth - Bucculatrix dominatrix - was discovered in the Bay Area in 1983.
...link
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