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Northern California Rocky Intertidal Species

Rocky intertidal species from Del Norte County to San Mateo County.

Pelagic Gooseneck Barnacle 1
Lepas anatifera
Goose Barnacle 2
Pollicipes polymerus
Pink Acorn Barnacle 3
Tetraclita rubescens
little brown barnacle
Chthamalus dalli
Thatched Barnacle 4
Semibalanus cariosus
California Barnacle 5
Megabalanus californicus
Acorn Barnacle 6
Balanus glandula
Giant Acorn Barnacle 7
Balanus nubilus
Striped Shore Crab 8
Pachygrapsus crassipes
Purple Shore Crab 9
Hemigrapsus nudus
Yellow Shore Crab
Hemigrapsus oregonensis
Blackclaw Crestleg Crab 7
Lophopanopeus bellus
Foliate Kelp Crab 7
Pugettia foliata
Graceful Kelp Crab
Pugettia gracilis
Northern Kelp Crab
Pugettia producta
Cryptic Kelp Crab 7
Pugettia richii
Pacific Rock Crab 10
Romaleon antennarium
Red Rock Crab 11
Cancer productus
Umbrella Crab 7
Cryptolithodes sitchensis
Pacific Sand Crab 12
Emerita analoga
Grainy Hermit Crab 13
Pagurus granosimanus
Hairy Hermit Crab 14
Pagurus hirsutiusculus
Blueband Hermit Crab 8
Pagurus samuelis
flat porcelain crab 15
Petrolisthes cinctipes
Flattop Crab 14
Petrolisthes eriomerus
chocolate porcelain crab 16
Petrolisthes manimaculis
pubescent porcelain crab 3
Pachycheles pubescens
Thickclaw Porcelain Crab 17
Pachycheles rudis
Bay Ghost Shrimp 18
Neotrypaea californiensis
Broken-back shrimp 19
Heptacarpus
California Spiny Lobster 20
Panulirus interruptus
Gammarid Amphipods 21
Gammaridea
Caprella 22
California Beach Flea 23
Megalorchestia californiana
Harford's Isopod 24
Cirolana harfordi
Idotea fewkesi 3
Eelgrass isopod 13
Idotea resecata
Seaweed Isopod 3
Idotea stenops
Blunt-tailed Isopod 24
Idotea urotoma
Rockweed isopod 25
Pentidotea wosnesenskii
Western Sea Roach 26
Ligia occidentalis

Edited by Alison Young, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) bathyporeia, some rights reserved (CC BY-NC-ND)
  • 2. (c) Minette, some rights reserved (CC BY-NC)
  • 3. (c) Alison Young, some rights reserved (CC BY-NC), uploaded by Alison Young
  • 4. (c) Liam O'Brien, some rights reserved (CC BY-NC), uploaded by Liam O'Brien
  • 5. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
  • 6. (c) Joshua Tewksbury, some rights reserved (CC BY-NC-SA), uploaded by Joshua Tewksbury
  • 7. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
  • 8. (c) Jerry Kirkhart, some rights reserved (CC BY)
  • 9. (c) Dan Hershman, some rights reserved (CC BY)
  • 10. (c) ashley1122, some rights reserved (CC BY-NC)
  • 11. (c) Sonia W., some rights reserved (CC BY-NC), uploaded by Sonia W.
  • 12. (c) Zen Faulkes, some rights reserved (CC BY-NC)
  • 13. (c) Susannah Anderson, some rights reserved (CC BY-NC-ND)
  • 14. (c) marlin harms, some rights reserved (CC BY)
  • 15. (c) Don Loarie, some rights reserved (CC BY-NC-SA)
  • 16. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
  • 17. (c) Marisa Agarwal, some rights reserved (CC BY-NC), uploaded by Marisa Agarwal
  • 18. (c) Ken-ichi Ueda, some rights reserved (CC BY-NC-SA)
  • 19. (c) Paul Norwood, some rights reserved (CC BY-NC), uploaded by Paul Norwood
  • 20. (c) Klaus Stiefel, some rights reserved (CC BY-NC)
  • 21. (c) Sarka Martinez, some rights reserved (CC BY-NC), uploaded by Sarka Martinez
  • 22. (c) WoRMS for SMEBD, some rights reserved (CC BY-NC-SA)
  • 23. (c) Ingrid Taylar, some rights reserved (CC BY)
  • 24. no rights reserved
  • 25. (c) 1999 California Academy of Sciences, some rights reserved (CC BY-NC-SA)
  • 26. (c) stonebird, some rights reserved (CC BY-NC-SA)

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