1. Purple urchin

3. Small barnacle

4. Angelic tooth snail

5. Thatchroof barnacle (Tetraclita)

6. Doris’s nudibranch

7. Purple sea urchin

8. sunstar

9. Heliaster, the sunstar, crash in 1978, now returning

10. Lumpy claw crab

11. Swimming clam

12. Mussel

13. Black chiton

14. Twin-spot octopus

15. Small olive snail

21. Brown carpet anemone

22. Brown carpet anemone

24. Cerithium maculosum, speckled cerith

25. Nerita and small barnacles

31. anisotremus
Sonoran goby
Gulf opaleye
Halichoeres

32. Red algae

33. Sea slug

34. Hypsoblennius gentilis
Malacoctenus gigas

35. clingfish

36. Tadpole clingfish

37. Paraclinus sini
Spotted sand bass
Paramaculatus fasciatus
Tomicodon boelkii

39. Cleaning bullseye puffers (“botete”)

48. Petrolisthes (porcellain crab)

49. Pencil urchin

50. Purple urchin

51. Snapping shrimp (or pistol shrimp)

52. Giant spiny black brittle star

53. Ringed brittle star

54. Bottle sea cucumber (B. impatiens or arenicola)

55. Thatch roof barnacle

56. Tube worms or tube snails

57. White-cored sponge covered with algae

58. Breadcrumb sponge (Porifera)

59. tunicates

60. Golfball sponge

61. Fireworms

62. Palythoa ignota, brown carpet anemone, closed

63. Palythoa ignota, brown carpet anemone, open polyps

64. Samurai hydroid

65. Female and male
medusae
gonophores

66. Clearings with and without hydroids
hydroid super-glued to rock

67. Hydroid clearings on rock (pox)

68. Beach pill bug
Tylos punctatos (isopod that scavenges on
dead stuff at highest tideline) Zone 1 indicator

70. Zoned fan algae

72. Vaquita, the harbor porpoise, Phocoena sinus
endemic to (lives only in) Northern Gulf of California
Rare ( individuals left), endangered