Intertidal Life of Orange County, California
(Click on images or names to open)
126 species illustrated. Yellow background, introduced species
Photographed and compiled by Peter J. Bryant (pjbryant@uci.edu)
Department of Developmental and Cell Biology, University of California, Irvine, CA 92697 |
| Sponges List |
|
|
Breadcrumb Sponge, Halichondria panicea |
Sponge |
Sponge |
|
|
| Cnidarians |
Moonglow Anemone,
Anthopleura artemisia? |
Aggregating Anemone,
Anthopleura elegantissima |
Solitary Green Anemone, Anthopleura sola |
Halecium sp. |
Striped Anemone,
Haliplanella luciae |
Red gorgonian,
Lophogorgia chilensis |
Glassy Plume Hydroid,
Plumularia setacea |
By-the wind Sailor,
Velella velella |
Unidentified Cnidarian |
|
| Polychaetes Common Subtidal Polchaetes of Southern California's Embayments |
| Cirratulidae |
Eunicidae |
Glyceridae |
|
Medusa worm |
Eunice sp. |
Marphysa sanguinea |
Blood worm |
|
| Nereidae |
Lumbrineridae |
Polynoidae
(Scale Worms) |
|
Nereis latescens |
Nereid Worm |
Lumbrinerid Worm
|
Fifteen-scaled Worm,
Harmothoe imbricata |
|
| Sabellidae |
|
Sabellaridae |
Feather Duster Worm,
Megalomma sp. |
Feather Duster Worm
(unidentified) |
Feather Duster Worm,
Megalomma sp. |
|
Sandcastle Worm |
| Serpulidae |
|
Syllidae |
Terebellidae |
Calcareous Tube Worm,
Hydroides sp. |
Christmas Tree Worm, Spirobranchius sp. |
|
Syllid Worm, Typosyllis nipponica |
Spaghetti Worm (Terebellidae) |
| Ectoprocts (Bryozoans) |
Membranipora |
Bryozoan (unidentified) |
Bryozoan (unidentified) |
Rosy Bryozoan |
|
| Polyplacophora |
Molluscs: Octopuses |
|
| Ischnochitonidae |
Lepidochitonidae |
Mopaliidae |
|
|
Conspicuous Chiton,
Stenoplax conspicua |
 Southern Spiny Chiton,
Nuttallina fluxa |
 Mossy Chiton,
Mopalia muscosa |
Two-spotted Octopus, Octopus bimaculatus |
|
| Molluscs: Gastropods |
Rough Limpet,
Collisella scabra |
Southern Finger Limpet,
Lottia austrodigitalis |
Owl Limpet,
Lottia gigantea |
File Limpet,
Lottia limatula |
Giant Keyhole Limpet,
Megathura crenulata |
Threaded Abalone,
Haliotis kamtschatkana assimilis |
Wavy Top Turban |
Speckled Turban |
Black Turban |
Smooth Brown Turban (Norris' Top Shell), Norrisia norrisi |
California Horn Snail,
Cerithidea californica |
Gem Murex,
Maxwellia gemma |
Emarginate Dog Winkle, Nucella emarginata |
Festive Murex,
Pteropurpura festiva |
Checkered Periwinkle,
Littorina scutulata |
Gray Littorine,
Littorina planaxis |
Slipper Limpet, Crepidula sp. |
Chestnut Cowrie,
Cypraea spadicea |
California Cone Snail,
Conus californicus |
Scaly Worm Shell,
Serpulorbis squamigerus |
Sea Hare |
 California Black Sea Hare,
Aplysia vaccaria |
Nassa Mud Snail, Nassarius sp. |
Sidegill Slug,
Tylodina fungina |
Hopkin's Rose, Okenia rosacea |
Spanish Shawl,
Flabellina iodinea |
Lemon Nudibranch,
Anisodris nobilis |
Sorcerer's Nudibranch,
Polycera atra |
Speckled Triopha,
Triopha maculata |
|
| Molluscs - bivalves |
| Chamidae |
Mytilidae |
|
Pacific Jewelbox,
Pseudochama exogyra |
Ribbed Mussel,
Geukensia demissa |
Asian date mussel,
Musculista senhousia |
California Mussel,
Mytilus californianus |
|
| Ostreidae |
|
|
|
Pacific Oyster,
Crassostrea gigas |
Olympia Oyster,
Ostrea conchaphila |
|
|
|
| Pectinidae |
Petricolidae |
Pholadidae |
Psammobiidae |
Giant Rock Scallop,
Crassadoma gigantea |
Speckled Scallop,
Argopecten ventricosa |
Hearty Petricolid,
Petricola carditoides (?) |
Piddock |
California Jack-knife Clam,
Tagelus californianus |
| Semelidae |
Veneridae |
Asian Semele,
Theora lubrica |
Clipped semele,
Semele decisa |
Pacific Littleneck,
Leukoma staminea |
Japanese Littleneck,
Venerupis philippinarum |
California Butter Clam,
Saxidomus nuttalli |
| |
|
|
|
|
| Echinoderms |
Purple Sea Urchin, Strongylocentrotus purpuratus |
Giant Red Sea Urchin,
Strongylocentrotus franciscanus |
White Sea Urchin,
Lytechinus anamesus |
Sand Dollar,
Dendraster excentricus |
Warty Sea Cucumber,
Parastichopus parvimensis |
Brittle Star,
Amphiodia occidentalis |
Banded Brittle Star,
Ophionereis annulata |
Spiny Brittle Star,
Ophiothrix spiculata |
Ochre Star,
Pisaster ochraceus |
Bat Star, Asterina miniata |
Leather Star,
Dermasterias imbricata |
Pink Sea Star, Pisaster brevispinus |
Comb Sand Star,
Astropecten armatus |
|
|
| Amphipods |
|
|
|
Amphithoe plumulosa |
Skeleton Shrimp, Caprella mendax |
Elasmopus bampo |
Freshwater shrimp, Gammarus sp. |
Beach amphipod, Melita sp. |
California Beach Hopper, Orchestoidea californiana |
Big-eyed Beach Hopper, Orchestoidea corniculata |
Hyalid amphipod |
Unidentified Amphipod |
Unidentified Amphipod |
| Isopods |
Water slater,
Asellus aquaticus |
Harford's Isopod,
Cirolana harfordi |
Bigtail Isopod,
Exosphaeroma amplicauda |
Exosphaeroma inornata |
Sea Slater (Rock Louse),
Ligia occidentalis |
Paranthura elegans |
Parasitic Isopod,
Nerocila acuminata |
Unidentified Isopod |
Unidentified Isopod |
|
| Cirripedia (Barnacles) |
Goose Barnacle |
Acorn Barnacle |
Red-striped Acorn Barnacle
|
Balanus (rostratus?) |
Small Acorn Barnacle |
Red-thatched Barnacle |
|
|
|
|
| Decapods (Shrimp, crayfish, lobsters, crabs) |
Ghost Shrimp,
Callianassa californiensis |
California Spiny Lobster,
Panulirus interruptus |
Brown Shrimp,
Penaeus californicus |
Crayfish,
Procambarus clarkii |
Fiddler Crab, Uca crenulata |
Pacific Sand Crab,
Emerita analoga |
Yellow Shore Crab,
Hemigrapsus oregonensis |
Striped shore crab,
Pachygrapsus crassipes |
Swimming Crab,
Portunus xantusii |
Kelp Crab,
Pugettia sp. |
Hermit Crab,
Pagurus samuelis |
Hermit Crab,
Pagurus hirsutiusculus |
Hermit Crab |
|
|
| Tunicates
|
| Class: Appendicularia (Larvaceans), Family Oikopleuridae
|
Class Ascidiacea (Sea Squirts), family Cionidae |
Class Ascidiacea (Sea Squirts), family Styelidae |
Oikopleura sp. |
Pacific Transparent Sea Squirt,
Ciona savignyi |
Social (not colonial) Ascidian,
Metandrocarpa dura |
Club Tunicate,
Styela clava |
Pleated Sea Squirt,
Styela plicata |
| Class Ascidiacea (Sea Squirts), family Botryllidae: Colonial tunicates |
|
Colonial Tunicate, Botrylloides diegensis (red/white form)
|
Colonial Tunicate,
Botrylloides diegensis (orange form) |
Golden Star Tunicate,
Botryllus schlosseri |
|
|
| Class Thaliacea (Salps) |
|
Pyrosome,
Pyrosoma sp. |
Salp,
Cyclosalpa affinis |
Salp,
Salpa fusiformis
|
Salp,
Thalia rhomboides |
|
| Fish |
|
Wooly Sculpin |
Opaleye |
California Grunion |
|
|
| Sea Spiders |
|
Ammothea hilgendorfi |
Ammothella biunguiculata |
Pycnogonum stearnsi |
Unidentified |
|
| Insects |
Intertidal Midge, Paraclunio alaskensis |
Long-legged fly |
Kelp fly (Fucellia rufitibia) |
Melyrid Beetle,
Endeodes insularis |
Intertidal Rove Beetle, Cafius sp. |
| First Annual Report of the Laguna Beach Marine Laboratory, Pomona College 1912 |
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