The Natural History of Bodega Head

    Abby wrote to let us know she had observed an unusual flatworm on 17 June 2026.  Amazingly, we encountered what looks like the same spec...

    It's hard to believe that this striking flatworm remains undescribed.  Abby noticed it in the low intertidal zone last week and Eric...

    Abby spotted a couple of very nice invertebrates in Marin County last week.   First, this beautiful flatworm (above), meet Eurylepta cal...

    Okay, I know I've shown a few peanut worms recently, but this was a nice view of several different peanut worms ( Phascolosoma agass...

    Eric noticed a beautiful scene in the low intertidal zone a few days ago.  There are six (!) different phyla (major animal groups) repre...

  A beautiful flatworm that we've encountered a couple of times this year.  Originally we thought it might be Acanthozoon lepidum ,...

Recently, I was trying to photograph a bryozoan ( Tubulipora sp.) under a microscope...when I noticed a tiny flatworm nestled among the tub...

We're back from Sacramento, but it was a long weekend, so here's a picture from September that I haven't had a chance to share y...