From sfbaywildlife.info
Butterfly Counts in San Francisco Bay Area
Annual butterfly counts are organized by the North American Butterfly Association (NABA). Count circles are 15 miles in diameter. Year 2015 Counts for the greater Bay area are listed below. Please contact the compiler for a particular count if you are interested in participating.
For information about Butterflies of the Bay area see the Butterflies page.
- An interactive map of butterfly counts for USA …link
- FAQs for the counts …link
- More information about Bay area butterflies …more
Updated for 2016
Greater Bay Area
| Location | Date | Compiler (Organizer | Contact Info | Highlights |
| San Francisco | 4 June | Liam O’Brien | liammail56(at)yahoo.com | All-time national record high for Anise Swallowtail in 2011. Results from past years. |
| Pinnacles National Park | 5 June | Paul Johnson | paul_johnson(at)nps.gov | 7 national high counts in 2015 |
| Mount Diablo | 6 June | Rich Kelson | rkelson(at)sftp.com | Regularly records 40+ species |
| Big Creek (Big Sur) | 10 June | Mark Readdie | readdie(at)ucsc.edu | Takes place in a gorgeous UC Nature Reserve |
| Monterey | 11 June | Chris Tenney | tenneyx2(at)mac.com | 49 species in 2012, 47 in 2015 |
| Hastings Reservation | 12 June | Jerry Powell | powellj(at)berkeley.edu | Features the Unsilvered Fritillary, a nationally unique species |
| Marin County | 12 June | Wendy Dreskin | bdreskin(at)comcast.net | Area stretches from Audubon Canyon Ranch to Ring Mountain Preserve |
| Benicia | 16 June | Paul Johnson | paul_johnson(at)nps.gov | Yuma Skipper and 5 swallowtail species found here |
| Berkeley | 17 June | Jerry Powell | powellj(at)berkeley.edu | Regularly records 40+ species |
| Point Reyes | 1 July | Ben Becker | ben_becker(at)nps.gov | Located on beautiful National Park lands. . |
| San Bruno Mountain | ?? | Patrick Kobernus | crecology(at)gmail.com | Three endangered butterflies are possible here. Detailed lists from past years. |
Farther afield in Northern California
| Location | Date | Compiler (Organizer | Contact Info | Highlights |
| Big Chico Creek | 2 June | Don Miller | DGMiller(at)csuchico.edu | 31 species in 2015 |
| Cosumnes River Preserve | 18 June | Kyle Bowlin | bowlink(at)saccounty.net | At a nature conservancy preserve |
| San Joaquin County | 18 June | Kathy Schick | kaschick(at)berkeley.edu | 39th year of this count |
| Yuba Pass | 19 June | Paul Opler | Paulopler(at)comcast.net | 79 species in 2013, 70 in 2015 |
| North Warner Mountains | 25 June | Joseph Smith | foxglove1985(at)yahoo.com | 86 species and 18 national high species counts in 2015 |
| Lava Beds | 27 June | Joseph Smith | foxglove1985(at)yahoo.com | Five national high species counts in 2013, three in 2015 |
| White Mountains | ?? | Paul Opler | Paulopler(at)comcast.net | Highest elevation count in CA |
| Butterfly Valley | ?? | Paul Opler | Paulopler(at)comcast.net | |
| South Lake Tahoe | 17 July | Will Richardson | will(at)tinsweb.org | |
| Mt. Lassen | 23 July | Joseph Smith | foxglove1985(at)yahoo.com | Eleven national high species counts in 2013 |
| Yosemite | 25 July | Sarah Stock | Sarah_stock(at)nps.edu | Twelve national high species counts in 2013, eleven in 2015 |
Natural History Wanderings 
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