Fieldtrip to Crystal Cove

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

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