Tags: California, Giant kelp holdfast, La Jolla, Macrocystis pyrifera, Ron H. McPeak Collection, Strongylocentrotus purpuratus
Tags: California, Coronado Island, Puky Point, Ron H. McPeak Collection, Strongylocentrotus purpuratus
Tags: California, Point Loma, Ron H. McPeak Collection, Strongylocentrotus purpuratus
Tags: California, Point Loma, Ron H. McPeak Collection, Strongylocentrotus purpuratus, Strongylocentrotus purpuratus juvenile urchins
