The Natural History of Bodega Head

      Air temperatures reached at least the high 60s in Bodega Bay today (7 March 2026).  I started seeing butterflies zipping by in the mor...

    Wow, hard to believe, but air temperatures reached ~75 ° F (~24 ° C) on Bodega Head today.  And yesterday they were only ~5 ° lower tha...

    Air temperatures reached daily record highs today (23 February 2021).  It was in the high 70s and perhaps the low 80s in Cotati this aft...

I know I promised more pictures from the pelagic trip, but there was also an interesting flight of butterflies today that I thought was wort...

The large-scale movement of California Tortoiseshells ( Nymphalis californica ) that I mentioned in last night's post continued this mo...

Late this afternoon, I was driving south along Highway 1 from Bodega Bay towards Valley Ford, when I noticed a fairly steady stream of butte...

Remarkably, air temperatures reached 70 ° F (21 °C) in Bodega Bay this afternoon.  That's warm for February!  [Daily air temperature rec...

Tortoiseshells! Last night I mentioned butterflies zipping by, and that I wasn't sure if they were Satyr A nglewings ( Polygonia sat...