The Natural History of Bodega Head

    Sometimes when we're doing surveys, Eric has the camera while I'm writing field notes.  So when I download the photos later, the...

    When your eyes match your background...   A small sculpin in a low zone tidepool, resting on a sponge with an anemone in the background....

    An amazing sculpin resting on a pale purple sponge.  Photographed in the low intertidal zone on 17 June 2022.

    Such a cool view of a peanut worm ( Phascolosoma agassizii ) collecting food particles off the surface of a sponge.  The peanut worm in ...

Eric recently collected some calcareous sponges ( Leucilla nuttingi ) in the low intertidal zone for his Invertebrate Biology course.   In...

I haven't posted much about sponges.  That's primarily because they can be a little more challenging to identify.  The species featu...

In-tro-du-cing...the 2019 Pantone Color of the Year..."Living Coral"!   The first local species we thought of when we saw that L...

I was sorting through some pictures from last spring when I encountered this one:   I said to myself, "Huh...do Two-spotted Keyh...

On 8 January 2012, I photographed this beautiful sponge cluster in the low intertidal zone.  It's a calcareous sponge called Leucilla nu...