Intertidal Nudibranchs of the Monterey Bay Area, California

This is a guide to some of the nudibranchs that occur in the intertidal of the Monterey Bay area and adjacent areas. This is a “work in progress” and the coverage is far from complete. A few of the photos are of individuals which were found outside the Monterey Bay area, but the species occurs ...more ↓

Hudson's Horned Dorid 1
Acanthodoris hudsoni MacFarland, 1905
Orange-peel Doris 1
Acanthodoris lutea MacFarland, 1925
Wine-plumed Spiny Dorid 1
Acanthodoris nanaimoensis O'Donoghue, 1921
Brown Horned Dorid 1
Acanthodoris brunnea MacFarland, 1905
Black-tipped Spiny Doris 1
Acanthodoris rhodoceras Cockerell in Cockerell & Eliot, 1905
Janna's Dorid 1
Knoutsodonta jannae (Millen, 1987)
Salt-and-pepper Doris 1
Aegires albopunctatus MacFarland, 1905
Red Aldisa 1
Aldisa sanguinea (Cooper, 1863)
Humped Ancula 1
Ancula gibbosa (Risso, 1818)
Freckled Ancula 1
Ancula lentiginosa Farmer & Sloan, 1964
Hunchback Doris 1
Atagema alba (O'Donoghue, 1927)
Mimic Dorid 1
Baptodoris mimetica Gosliner, 1991
Yellow-spotted Cadlina 1
Cadlina flavomaculata MacFarland, 1905
Yellow-edged Cadlina 1
Cadlina luteomarginata MacFarland, 1966
Modest Cadlina 1
Cadlina modesta MacFarland, 1966
Cadlina sparsa 1
Cadlina sparsa (Odhner, 1921)
White Smooth-horn Dorid 1
Conualevia alba Collier & Farmer, 1964
Frost-spot Corambe 1
Corambe pacifica MacFarland & O'Donoghue, 1929
Steinberg's Corambe 1
Corambe steinbergae (Lance, 1962)
Rabbit Dorid 1
Crimora coneja Marcus, 1961
Black-spot Porostome 1
Dendrodoris nigromaculata (Cockerell in Cockerell & Eliot, 1905)
Ridge-tailed Dorid 1
Diaphorodoris lirulatocauda Millen, 1985
San Diego Dorid 1
Diaulula sandiegensis (Cooper, 1863)
White-spotted Sea Goddess 1
Doriopsilla albopunctata (Cooper, 1863)
White-spotted Dorid 1
Doriopsilla fulva (MacFarland, 1905)
Doriopsilla gemela 1
Doriopsilla gemela Gosliner, Schaefer & Millen, 1999
Monterey Doris 1
Doris montereyensis Cooper, 1863
White Knight Dorid 1
Doris odhneri (MacFarland, 1966)
California Blue Dorid 1
Felimare californiensis (Bergh, 1879)
Felimida macfarlandi 1
Felimida macfarlandi (Cockerell, 1901)
Heath's Dorid 1
Geitodoris heathi (MacFarland, 1905)
Chan's Dorid 1
Hallaxa chani Gosliner & Williams, 1975
Cockerell's Dorid 1
Limacia cockerelli (MacFarland, 1905)
McDonald's Dorid 1
Limacia mcdonaldi (Uribe, Sepúlveda, Goddard, & Valdés, 2017)
Porter's Chromodorid 1
Felimare porterae (Cockerell, 1901)
Los Angeles Okenia 1
Okenia angelensis Lance, 1966
Hopkins' Rose 1
Okenia rosacea (MacFarland, 1905)
Barnacle Nudibranch 1
Onchidoris bilamellata (Linnaeus, 1767)
Fuzzy Onchidoris 1
Onchidoris muricata (Muller, 1776)
Sea Lemon 1
Peltodoris nobilis (MacFarland, 1905)
Orange-spike Polycera 1
Polycera atra MacFarland, 1905
Hedgpeth's Dorid 1
Polycera hedgpethi Marcus, 1964
Red Dorid 1
Rostanga pulchra MacFarland, 1905
Two-spotted Dorid 1
Thordisa bimaculata Lance, 1966
Trapania velox 1
Trapania velox (Cockerell, 1901)
Sea Clown Triopha 1
Triopha catalinae (Cooper, 1863)
Spotted Triopha 1
Triopha maculata MacFarland, 1905
Graceful Aeolid 1
Abronica abronia (MacFarland, 1966)
Shag-rug Nudibranch 1
Aeolidia loui Kienberger, Carmona, Pola, Padula, Gosliner, & Cervera, 2016
Olive's Aeolid 1
Anteaeolidiella oliviae (MacFarland, 1966)
Smooth-tooth Aeolis 1
Apata pricei (MacFarland, 1966)
Stearns' Aeolid 1
Austraeolis stearnsi (Cockerell, 1901)
British Columbia Aeolid 1
Catriona columbiana (O'Donoghue, 1922)
Doc's Aeolid 1
Catriona rickettsi Behrens, 1984
Cumanotus 1
Cumanotus sp.
Cuthona nana 1
Cuthona nana (Alder & Hancock, 1842)
Yellow-head Aeolid 1
Diaphoreolis flavovulta (MacFarland, 1966)
Laguna Beach Aeolid 1
Diaphoreolis lagunae (O'Donoghue, 1926)
Morro Bay Aeolid 1
Emarcusia morroensis Roller, 1972
Green Balloon Aeolid 1
Eubranchus olivaceus (O'Donoghue, 1922)
Homely Aeolid 1
Eubranchus rustyus (Marcus, 1961)
Fiona pinnata 1
Fiona pinnata (Eschscholtz, 1831)
Spanish Shawl 1
Flabellinopsis iodinea (Cooper, 1862)
Thick-horned Nudibranch 1
Hermissenda crassicornis (Eschscholtz, 1831)
Opalescent Nudibranch 1
Hermissenda opalescens (Cooper, 1863)
Cooper's Aeolid 1
Orienthella cooperi (Cockerell, 1901)
Three-lined Aeolid 1
Orienthella trilineata (O'Donoghue, 1921)
Hilton's Aeolid 1
Phidiana hiltoni (O'Donoghue, 1927)
Lagoon Sea Slug 1
Tenellia adspersa (Nordmann, 1845)
White-crusted Aeolid 1
Tenellia albocrusta (MacFarland, 1966)
Shiny Aeolid 1
Zelentia fulgens (MacFarland, 1966)
White Dendronotus 1
Dendronotus albus MacFarland, 1966
Stubby-frond Dendronotus 1
Dendronotus subramosus MacFarland, 1966
Branched Dendronotus 1
Dendronotus venustus MacFarland, 1966
Hammerhead Doto 1
Doto amyra Marcus, 1961
British Columbia Doto 1
Doto columbiana O'Donoghue, 1921
Dark Doto 1
Doto kya Marcus, 1961
Hancock's Nudibranch 1
Hancockia californica MacFarland, 1923
Lion's Mane Nudibranch 1
Melibe leonina (Gould, 1852)
Diamondback Tritonia 1
Tritonia festiva (Stearns, 1873)
White-lined Dirona 1
Dirona albolineata MacFarland in Cockerell & Eliot, 1905
Colorful Dirona 1
Dirona picta MacFarland in Cockerell & Eliot, 1905
Santa Barbara Janolus 1
Janolus barbarensis (Cooper, 1863)
White-and-Orange-Tipped Nudibranch 1
Janolus fuscus O'Donoghue, 1924

Edited by Gary McDonald, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) Gary McDonald, all rights reserved, uploaded by Gary McDonald