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Northern California Rocky Intertidal Species

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

Shiny red sea squirt 1
Cnemidocarpa finmarkiensis
Styela montereyensis 2
Lightbulb Tunicate 3
Clavelina huntsmani
Aplidium 4
Monkey-faced Prickleback 5
Cebidichthys violaceus
High Cockscomb 6
Anoplarchus purpurescens
Black Prickleback 7
Xiphister atropurpureus
Penpoint Gunnel 8
Apodichthys flavidus
Typical Sculpins 9
Cottidae
Cabezon 10
Scorpaenichthys marmoratus
Northern Clingfish 11
Gobiesox maeandricus
Olivella baetica 12
Purple Olive Snail 12
Olivella biplicata
Amphissa columbiana 13
Amphissa versicolor 2
Alia carinata 14
Leafy Hornmouth 15
Ceratostoma foliatum
Ocinebrina atropurpurea 16
Circled rock snail 17
Ocinebrina circumtexta
Ocinebrina interfossa 16
Lurid Rocksnail 1
Ocinebrina lurida
Spotted Unicorn 18
Acanthinucella punctulata
Angular unicorn 12
Acanthinucella spirata
channeled dog winkle 16
Nucella canaliculata
Emarginate Dogwinkle 16
Nucella emarginata
Wrinkled Purple 19
Nucella lamellosa
Striped Dogwinkle 16
Nucella ostrina
Ida's Mitre 2
Mitra idae
Dire whelk 20
Lirabuccinum dirum
Hammerhead Doto 21
Doto amyra
British Columbia Doto 3
Doto columbiana
Dark Doto 3
Doto kya
Yellow-spotted Cadlina 3
Cadlina flavomaculata
Yellow-edged Cadlina 22
Cadlina luteomarginata
Modest Cadlina 23
Cadlina modesta
Dark-spot Cadlina 16
Cadlina sparsa
Red Aldisa 3
Aldisa sanguinea
Sea Clown Triopha 24
Triopha catalinae
Spotted Dorid 3
Triopha maculata
Rabbit Dorid 25
Crimora coneja
Humped Ancula 2
Ancula gibbosa
Hopkin's Rose 26
Okenia rosacea
Spanish Shawl 16
Flabellina iodinea
Flabellina pricei 27
Three-lined Aeolid 2
Flabellina trilineata
Opalescent Nudibranch 28
Hermissenda crassicornis
Hermissenda opalescens 16
Hilton's Aeolid 26
Phidiana hiltoni
White-and-Orange-Tipped Nudibranch 29
Janolus fuscus
Papillate Sea Slug 2
Aeolidia papillosa
Olive's Aeolid 16
Anteaeolidiella oliviae
Acanthodoris brunnea 23
Hudson's Horned Dorid 2
Acanthodoris hudsoni
Acanthodoris lutea 22
Nanaimo Horned Dorid 24
Acanthodoris nanaimoensis
Black-tipped Spiny Doris 30
Acanthodoris rhodoceras
Fuzzy Onchidoris 30
Onchidoris muricata
Ridge-tailed Dorid 16
Diaphorodoris lirulatocauda
Janna's Dorid 16
Adalaria jannae
Red Dorid 16
Rostanga pulchra
White-lined Dirona 2
Dirona albolineata
Colorful Dirona 3
Dirona picta
Heath's Dorid 23
Geitodoris heathi
San Diego Dorid 16
Diaulula sandiegensis
Mimic Dorid 16
Baptodoris mimetica
Sea Lemon 23
Peltodoris nobilis
White Dendronotus 2
Dendronotus albus
Rainbow Nudibranch 31
Dendronotus iris
Dendronotus subramosus 3
Branched Dendronotus 3
Dendronotus venustus
Cockerell's Dorid 32
Limacia cockerelli
White-spotted Sea Goddess 16
Doriopsilla albopunctata
Doriopsilla fulva 30
Salt-and-pepper Doris 2
Aegires albopunctatus
Pacific Corambe 33
Corambe pacifica
Chan's Dorid 16
Hallaxa chani
Diamondback Tritonia 27
Tritonia festiva
Monterey Dorid 33
Doris montereyensis
Doris odhneri 31
Hancock's Nudibranch 34
Hancockia californica
Babakina festiva 3
Graceful Aeolid 3
Cuthona abronia
White-crusted Aeolid 2
Cuthona albocrusta
Rose-pink Cuthona 3
Cuthona divae
Yellowhead Aeolid 3
Cuthona flavovulta
Shiny Aeolid 3
Cuthona fulgens
Orange-face Cuthona 3
Cuthona lagunae
British Columbia Aeolid 3
Catriona columbiana
Green Balloon Aeolid 3
Eubranchus rupium
Homely Aeolid 16
Eubranchus rustyus
Lion's Mane Nudibranch 16
Melibe leonina
California Seahare 16
Aplysia californica
Black sea hare 35
Aplysia vaccaria
Whitecap limpet 16
Acmaea mitra
Seaweed Limpet 16
Lottia insessa
Lottia asmi 12
Ribbed Limpet 15
Lottia digitalis
Lottia fenestrata 36
Owl Limpet 30
Lottia gigantea
Rocking chair limpet
Lottia instabilis

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

Photo Credits

  • 1. (c) Liam O'Brien, some rights reserved (CC BY-NC), uploaded by Liam O'Brien
  • 2. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
  • 3. (c) Ken-ichi Ueda, some rights reserved (CC BY)
  • 4. (c) James St. John, some rights reserved (CC BY)
  • 5. (c) Rebecca Johnson, some rights reserved (CC BY-NC), uploaded by Rebecca Johnson
  • 6. (c) BIO Photography Group, Biodiversity Institute of Ontario, some rights reserved (CC BY-NC-SA)
  • 7. (c) marlin harms, some rights reserved (CC BY)
  • 8. (c) Dan Hershman, some rights reserved (CC BY-NC-SA)
  • 9. no rights reserved
  • 10. (c) Adam Fagen, some rights reserved (CC BY-NC-SA)
  • 11. (c) Don Loarie, some rights reserved (CC BY)
  • 12. (c) Femorale, some rights reserved (CC BY-NC)
  • 13. (c) Robin Gwen Agarwal, some rights reserved (CC BY-NC), uploaded by Robin Gwen Agarwal
  • 14. (c) EcologyWA, some rights reserved (CC BY)
  • 15. (c) Wendy Feltham, all rights reserved, uploaded by Wendy Feltham
  • 16. (c) Donna Pomeroy, some rights reserved (CC BY-NC), uploaded by Donna Pomeroy
  • 17. (c) pliffgrieff, some rights reserved (CC BY-NC)
  • 18. (c) Jerry Kirkhart, some rights reserved (CC BY)
  • 19. (c) verres, some rights reserved (CC BY-NC)
  • 20. (c) Paul Norwood, some rights reserved (CC BY-NC), uploaded by Paul Norwood
  • 21. (c) Leslie Flint, some rights reserved (CC BY-NC), uploaded by Leslie Flint
  • 22. (c) matt knoth, some rights reserved (CC BY-NC-ND)
  • 23. (c) Ken-ichi Ueda, some rights reserved (CC BY-NC-SA)
  • 24. (c) amy lemur, some rights reserved (CC BY-NC-ND)
  • 25. (c) Jeff Goddard, some rights reserved (CC BY-NC), uploaded by Jeff Goddard
  • 26. (c) Ken-ichi Ueda, some rights reserved (CC BY-NC)
  • 27. (c) cassidy, some rights reserved (CC BY-NC), uploaded by cassidy
  • 28. (c) Minette Layne, some rights reserved (CC BY-NC)
  • 29. (c) Minette Layne, some rights reserved (CC BY-SA)
  • 30. (c) Alison Young, some rights reserved (CC BY-NC), uploaded by Alison Young
  • 31. (c) Dan Hershman, some rights reserved (CC BY)
  • 32. (c) Minette, some rights reserved (CC BY-NC)
  • 33. (c) Marisa Agarwal, some rights reserved (CC BY-NC), uploaded by Marisa Agarwal
  • 34. (c) 2005 California Academy of Sciences, some rights reserved (CC BY-NC-SA)
  • 35. (c) Jeff Howard, some rights reserved (CC BY-NC-SA)
  • 36. (c) BJ Stacey, some rights reserved (CC BY-NC), uploaded by BJ Stacey

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