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Region: PAC

Geographic Zones: California - Zone 4 » SOUTHERN CALIFORNIA - Zone 42 » Northern Channel Islands - Zone 4202 » Santa Cruz Island - Zone 420203 » Whale Rock - Zone 42020361

Survey Types: Fish Only, Invertebrates Only, Fish & Invertebrates

Dates: 1/1/93 - 11/27/25

Total Surveys: 9

#Species Reported: 72

Average Species Reported on a Survey by Expert Surveyors: 22.33

Average Species Reported on a Survey by Novice Surveyors: 19.00

Survey Type: FO = Fish Only; IO = Invertebrates Only; FI = Fish & Invertebrates - How to interpret REEF data?
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Click a column header to sort by that column. Hold shift and click to sort by multiple columns

SurveysBottom Time
ExpertNovice
CodeNameFOIOFIFOIOFI(H:M)
4California1024027:40
42SOUTHERN CALIFORNIA1024027:40
4202Northern Channel Islands1024027:40
420203Santa Cruz Island1024027:40
42020361Whale Rock1024027:40
TOTALS1024027:40

Species

%SF = Sighting Frequency; DEN = Density Score - How to interpret REEF data?
Bar length corresponds to sighting frequency
Color saturation corresponds to density score
Click + to display species image and additional information.
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California Golden Gorgonian - Cnidarians
(Muricea californica)
SF: 100% | DEN: 2.5
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 100% | DEN: 2.78
Giant Kelp - Algae
(Macrocystis integrifolia / pyrifera)
SF: 100% | DEN: 3.25
Giant Keyhole Limpet - Mollusks
(Megathura crenulata)
SF: 100% | DEN: 2.75
Red Gorgonian - Cnidarians
(Leptogorgia chilensis)
SF: 100% | DEN: 2.5
Garibaldi - Damselfish
(Hypsypops rubicundus)
SF: 88.89% | DEN: 2.25
Chestnut Cowry - Mollusks
(Cypraea spadicea)
SF: 75% | DEN: 2
Colonial Sand-tube Worm - Annelids
(Phragmatopoma californica)
SF: 75% | DEN: 0.33
Orange Puffball Sponge - Poriferans
(Tethya aurantia)
SF: 75% | DEN: 3
Purple Urchin - Echinoderms
(Strongylocentrotus purpuratus)
SF: 75% | DEN: 3.67
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 75% | DEN: 2.33
Southern Sea Palm - Algae
(Eisenia arborea)
SF: 75% | DEN: 3
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 75% | DEN: 0.33
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 75% | DEN: 3.33
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 66.67% | DEN: 1.83
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 66.67% | DEN: 2.17
Speckled Sanddab - Sand Flounder
(Citharichthys stigmaeus)
SF: 66.67% | DEN: 4
Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 55.56% | DEN: 3.4
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 55.56% | DEN: 2.8
Senorita - Wrasse
(Oxyjulis californica)
SF: 55.56% | DEN: 3.8
Bat Star - Echinoderms
(Patiria miniata)
SF: 50% | DEN: 3
Brown Gorgonian - Cnidarians
(Muricea fruticosa)
SF: 50% | DEN: 2
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 50% | DEN: 3
Crowned Urchin - Echinoderms
(Centrostphanus coronatus)
SF: 50% | DEN: 2.5
Feather Duster Worm (E. polymorpha) - Annelids
(Eudistylia polymorpha)
SF: 50% | DEN: 3.5
Giant Spined Star - Echinoderms
(Pisaster giganteus)
SF: 50% | DEN: 3
Masking/Sheep Crab - Arthropods
(Loxorthynchus crispatus (L. grandis))
SF: 50% | DEN: 2.5
Red Sea Hare - Mollusks
(Aplysia californica)
SF: 50% | DEN: 2
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 50% | DEN: 3
Spanish Shawl - Mollusks
(Flabellina iodinea)
SF: 50% | DEN: 2.5
Spiny Brittlestar - Echinoderms
(Ophiothrix spiculata)
SF: 50% | DEN: 2.5
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 50% | DEN: 3
Warty Sea Cucumber - Echinoderms
(Parastichopus parvimensis)
SF: 50% | DEN: 2
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 44.44% | DEN: 2.75
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 44.44% | DEN: 3
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 44.44% | DEN: 2.75
Opaleye - Sea Chub
(Girella nigricans)
SF: 44.44% | DEN: 2.25
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 33.33% | DEN: 2.33
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 33.33% | DEN: 1.33
Rock Wrasse - Wrasse
(Halichoeres semicinctus)
SF: 33.33% | DEN: 2.67
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 33.33% | DEN: 4
Christmas Tree Worm - Annelids
(Spirobranchus spinosus)
SF: 25% | DEN: 2
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 25% | DEN: 3
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 25% | DEN: 2
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 25% | DEN: 1
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 25% | DEN: 4
Sea Lemon - Mollusks
(Peltodoris nobilis)
SF: 25% | DEN: 3
Spiny Lobster - Arthropods
(Panulirus interruptus)
SF: 25% | DEN: 2
Two-spot Octopus - Mollusks
(Octopus bimaculatus)
SF: 25% | DEN: 2
Wavy Turban Snail - Mollusks
(Lithopoma undosum)
SF: 25% | DEN: 2
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 25% | DEN: 2
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 22.22% | DEN: 2
California Moray - Moray
(Gymnothorax mordax)
SF: 22.22% | DEN: 1
Snubnose Sculpin - Marine Sculpins
(Orthonopias triacis)
SF: 22.22% | DEN: 1
Topsmelt - Silverside
(Atherinops affinis)
SF: 22.22% | DEN: 3.5
Treefish - Scorpionfish
(Sebastes serriceps)
SF: 22.22% | DEN: 1
Unidentified Pipefish - Pipefish & Seahorse
(Syngnathidae spp.)
SF: 22.22% | DEN: 1
Black-and-Yellow Rockfish - Scorpionfish
(Sebastes chrysomelas)
SF: 11.11% | DEN: 1
Blue Rockfish (was Blue-blotched species) - Scorpionfish
(Sebastes mystinus)
SF: 11.11% | DEN: 1
Bluebanded Goby - Goby
(Lythrypnus dalli)
SF: 11.11% | DEN: 1
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 11.11% | DEN: 2
Cabezon - Longfin Sculpins
(Scorpaenichthys marmoratus)
SF: 11.11% | DEN: 1
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 11.11% | DEN: 1
Horn Shark - Bullhead Shark
(Heterodontus francisci)
SF: 11.11% | DEN: 2
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 11.11% | DEN: 3
Olive Rockfish - Scorpionfish
(Sebastes serranoides)
SF: 11.11% | DEN: 2
Onespot Fringehead - Blenny (pike, tube and flag)
(Neoclinus uninotatus)
SF: 11.11% | DEN: 1
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 11.11% | DEN: 2
Rainbow Seaperch - Surfperch
(Hypsurus caryi)
SF: 11.11% | DEN: 2
Rubberlip Seaperch - Surfperch
(Rhacochilus toxotes)
SF: 11.11% | DEN: 3
Swell Shark - Cat Shark
(Cephaloscyllium ventriosum)
SF: 11.11% | DEN: 1
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 11.11% | DEN: 3