Purple urchin
Small barnacle
Angelic tooth snail
Thatchroof barnacle (Tetraclita)
Doris’s nudibranch
Purple sea urchin
sunstar
Heliaster, the sunstar, crash in 1978, now returning
Lumpy claw crab
Swimming clam
Mussel
Black chiton
Twin-spot octopus
Small olive snail
Brown carpet anemone
Brown carpet anemone
Cerithium maculosum, speckled cerith
Nerita and small barnacles
anisotremus Sonoran goby Gulf opaleye Halichoeres
Red algae
Sea slug
Hypsoblennius gentilis Malacoctenus gigas
clingfish
Tadpole clingfish
Paraclinus sini Spotted sand bass Paramaculatus fasciatus Tomicodon boelkii
Cleaning bullseye puffers (“botete”)
Petrolisthes (porcellain crab)
Pencil urchin
Purple urchin
Snapping shrimp (or pistol shrimp)
Giant spiny black brittle star
Ringed brittle star
Bottle sea cucumber (B. impatiens or arenicola)
Thatch roof barnacle
Tube worms or tube snails
White-cored sponge covered with algae
Breadcrumb sponge (Porifera)
tunicates
Golfball sponge
Fireworms
Palythoa ignota, brown carpet anemone, closed
Palythoa ignota, brown carpet anemone, open polyps
Samurai hydroid
Female and male medusae gonophores
Clearings with and without hydroids hydroid super-glued to rock
Hydroid clearings on rock (pox)
Beach pill bug Tylos punctatos (isopod that scavenges on dead stuff at highest tideline) Zone 1 indicator
Zoned fan algae
Vaquita, the harbor porpoise, Phocoena sinus endemic to (lives only in) Northern Gulf of California Rare (100-300 individuals left), endangered