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Fieldtrip to Crystal Cove, Orange Co., CA, March 21, 2008

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View towards Reef Point
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Unidentified bryozoan that encrusts snail shells
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Unidentified bryozoan that encrusts snail shells
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Unidentified bryozoan that encrusts snail shells
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Lepas sp. (goose barnacles) on floating beach tar
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Lepas sp.
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Lepas sp.
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Pteropurpura festivus
(festive murex)
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P. festivus
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P. festivus
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Shell of Nucella emarginata
(dog whelk)
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Acanthina punctulata
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Nuttallina fluxa
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Tentative: Septifer
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Embryo strands of black sea hare
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Trimusculus reticulatus
(pulmonate limpet)
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Trimusculus is common under overhangs and in crevices
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Trimusculus feeds on suspended plankton with a mucous strand
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T. reticulatus
(reflected lighting)
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T. reticulatus
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T. reticulatus
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T. reticulatus
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T. reticulatus
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T. reticulatus
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Mopalia muscosa deep under overhang
(reflected lighting)
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Septifer bifurcatus
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S. bifurcatus
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Nucella emarginata
(orange morph dog whelk)
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Staged shot of N. emarginata
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Staged shot of N. emarginata
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Roperia poulsoni
(Poulson's rock snail)
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R. poulsoni
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N. emarginata
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Staged shot of N. emarginata
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Kelletia kelleti
(Kellet's whelk)
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Crepidula lingulata seldom form stacks as in other Crepidula and the larvae feed in the plankton after a brooding period of a few weeks (Collin, 2000; Veliger 43: 24-33)
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Crepidula lingulata
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Polychaete
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Lottia sp. (possibly L. limatula)
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Mopalia muscosa juvenile
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Tegula eiseni
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T. eiseni
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drift Eisenia
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drift Eisenia
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Zonaria farlowii
(banded tidepool fan)
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Unusual Nuttallina fluxa or N. sp. with home depressions on the shell of Lottia gigantea
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Hopkinsia rosacea
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H. rosacea
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Pteropurpura festivus
(festive murex)
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Conus californicus
(California cone snail)
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C. californicus
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P. festivus
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Lottia insessa
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L. insessa
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Aplysia vaccaria
(California black sea hare)
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A. vaccaria
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Gentle slug smooch
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A. vaccaria
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A. vaccaria
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A. vaccaria
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A. vaccaria
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Aplysia californica
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A. californica
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Pomaulax undosa (wavy turban snail; formerly Astraea undosa, Lithopoma undosa, or Megastraea undosa - sheesh!!)
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Serpulorbis squamigerus
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Polycera atra
(sorcerer's nudibranch)
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Idotea sp.
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Idotea sp.
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Idotea sp.
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Probably either rosy sculpin (Oligocottus rubellio) or fluffy sculpin (O. snyderi)
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Roperia poulsoni was common under a ledge
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R. poulsoni
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R. poulsoni
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R. poulsoni
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Pseudochama exogyra (reversed chama; attached by the right valve so the spiral line from the beak is clockwise, the opposite of Chama arcana)
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P. exogyra
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P. exogyra and either Lottia scabra or L. conus
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Either Lottia scabra
or L. conus
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P. exogyra
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Nuttallina fluxa or N. sp. in home depressions
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Nuttallina fluxa or N. sp. next to anemone
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P. exogyra
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Tegula eiseni
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Zonaria spadicea
(chestnut cowry; formerly Cypraea (Zonaria) spadicea)
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Z. spadicea
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Z. spadicea
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Kelleti kelleti with slipper limpet
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Kellet's whelk with slipper limpet
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Tentative: Garnotia norissiarum, which is more normally on Norrisia norrisi)
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Chestnut cowry
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Chestnut cowry
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Chestnut cowry
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Plocamium pacificum
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Hungry sculpins
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Pisaster ochraceus
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