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Region: PAC

Geographic Zones: Sea Lion Rookery

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

Dates: 1/1/93 - 10/15/24

Total Surveys: 62

#Species Reported: 94

Average Species Reported on a Survey by Expert Surveyors: 18.40

Average Species Reported on a Survey by Novice Surveyors: 11.81

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)
4California1109330945:36
42SOUTHERN CALIFORNIA1109330945:36
4203Southern Channel Islands1109330945:36
420301Santa Barbara1109330945:36
42030107Sea Lion Rookery1109330945:36
TOTALS1109330945:36

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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Purple Urchin - Echinoderms
(Strongylocentrotus purpuratus)
SF: 88.89% | DEN: 3.31
Senorita - Wrasse
(Oxyjulis californica)
SF: 80.65% | DEN: 3.18
Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 79.03% | DEN: 3.41
Garibaldi - Damselfish
(Hypsypops rubicundus)
SF: 77.42% | DEN: 2.29
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 70.97% | DEN: 2.09
Opaleye - Sea Chub
(Girella nigricans)
SF: 67.74% | DEN: 2.64
Wavy Turban Snail - Mollusks
(Lithopoma undosum)
SF: 66.67% | DEN: 2
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 62.9% | DEN: 2.38
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 61.29% | DEN: 2.42
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 59.68% | DEN: 2.14
Island Kelpfish - Labrisomids
(Alloclinus holderi)
SF: 58.06% | DEN: 2.03
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 56.45% | DEN: 2.11
Crowned Urchin - Echinoderms
(Centrostphanus coronatus)
SF: 55.56% | DEN: 2.6
Red Sea Hare - Mollusks
(Aplysia californica)
SF: 55.56% | DEN: 2.4
Warty Sea Cucumber - Echinoderms
(Parastichopus parvimensis)
SF: 55.56% | DEN: 2.8
Bat Star - Echinoderms
(Asterina miniata)
SF: 50% | DEN: 2.89
Giant Spined Star - Echinoderms
(Pisaster giganteus)
SF: 50% | DEN: 2.56
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 50% | DEN: 1.74
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 50% | DEN: 3.44
California Golden Gorgonian - Cnidarians
(Muricea californica)
SF: 44.44% | DEN: 2.25
Giant Kelp - Algae
(Macrocystis integrifolia / pyrifera)
SF: 44.44% | DEN: 2.75
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 41.94% | DEN: 1.85
Chestnut Cowry - Mollusks
(Cypraea spadicea)
SF: 38.89% | DEN: 1.71
Red Gorgonian - Cnidarians
(Leptogorgia chilensis)
SF: 38.89% | DEN: 2.14
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 38.89% | DEN: 1.71
Giant Keyhole Limpet - Mollusks
(Megathura crenulata)
SF: 33.33% | DEN: 1.67
Spiny Brittlestar - Echinoderms
(Ophiothrix spiculata)
SF: 33.33% | DEN: 3.33
Spiny Lobster - Arthropods
(Panulirus interruptus)
SF: 33.33% | DEN: 2.17
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 33.33% | DEN: 0.17
Rock Wrasse - Wrasse
(Halichoeres semicinctus)
SF: 30.65% | DEN: 1.63
Brown Gorgonian - Cnidarians
(Muricea fruticosa)
SF: 27.78% | DEN: 1.4
Orange Puffball Sponge - Poriferans
(Tethya aurantia)
SF: 27.78% | DEN: 2.6
Bat Ray - Eagle Ray
(Myliobatis californica)
SF: 27.42% | DEN: 1.35
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 24.19% | DEN: 1.87
Silversides spp. - Silverside
(Atherinidae spp.)
SF: 24.19% | DEN: 3.33
Giant Kelpfish - Clinid
(Heterostichus rostratus)
SF: 19.35% | DEN: 1.58
Olive Rockfish - Scorpionfish
(Sebastes serranoides)
SF: 17.74% | DEN: 2.36
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 16.67% | DEN: 3.33
Southern Sea Palm - Algae
(Eisenia arborea)
SF: 16.67% | DEN: 2.33
Two-spot Octopus - Mollusks
(Octopus bimaculatus)
SF: 16.67% | DEN: 1.33
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 16.13% | DEN: 2.5
Rubberlip Seaperch - Surfperch
(Rhacochilus toxotes)
SF: 12.9% | DEN: 1.5
Speckled Sanddab - Lefteye Flounder
(Citharichthys stigmaeus)
SF: 12.9% | DEN: 1.88
Cabezon - Sculpin
(Scorpaenichthys marmoratus)
SF: 11.29% | DEN: 1
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 11.29% | DEN: 1.86
Snubnose Sculpin - Sculpin
(Orthonopias triacis)
SF: 11.29% | DEN: 1.29
Eccentric Sand Dollar - Echinoderms
(Dendraster excentricus)
SF: 11.11% | DEN: 3
Green Abalone - Mollusks
(Haliotis fulgens)
SF: 11.11% | DEN: 2
Southern Staghorn Bryozoan - Bryozoans
(Diaperoforma californica)
SF: 11.11% | DEN: 1.5
White Urchin - Echinoderms
(Lytechinus anamesus)
SF: 11.11% | DEN: 1.5
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 11.11% | DEN: 2
Angel Shark - Angel Shark
(Squatina californica)
SF: 9.68% | DEN: 1.33
Horn Shark - Bullhead Shark
(Heterodontus francisci)
SF: 9.68% | DEN: 1.33
Ocean Whitefish - Tilefish
(Caulolatilus princeps)
SF: 9.68% | DEN: 1.83
Jacksmelt - Silverside
(Atherinops californiensis)
SF: 8.06% | DEN: 3.2
Zebra Goby - Goby
(Lythrypnus zebra)
SF: 8.06% | DEN: 1.8
Bocaccio - Scorpionfish
(Sebastes paucispinis)
SF: 6.45% | DEN: 2.5
Christmas Tree Worm - Annelids
(Spirobranchus spinosus)
SF: 5.56% | DEN: 3
Cobalt Sponge - Poriferans
(Hymenamphiastra cyanocrypta)
SF: 5.56% | DEN: 1
Colonial Sand-tube Worm - Annelids
(Phragmatopoma californica)
SF: 5.56% | DEN: 1
Feather Duster Worm (E. polymorpha) - Annelids
(Eudistylia polymorpha)
SF: 5.56% | DEN: 2
Kellet's Whelk - Mollusks
(Kelletia kelletii)
SF: 5.56% | DEN: 2
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 5.56% | DEN: 3
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 5.56% | DEN: 2
Light-bulb Tunicate - Urochordates
(Clavelina huntsmani)
SF: 5.56% | DEN: 1
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 5.56% | DEN: 1
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 5.56% | DEN: 2
Red Volcano Sponge - Poriferans
(Acamus erithacus)
SF: 5.56% | DEN: 2
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 5.56% | DEN: 1
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 5.56% | DEN: 1
Grass Rockfish - Scorpionfish
(Sebastes rastrelliger)
SF: 4.84% | DEN: 1
Treefish - Scorpionfish
(Sebastes serriceps)
SF: 4.84% | DEN: 1.67
Barred Sand Bass - Sea Bass
(Paralabrax nebulifer)
SF: 3.23% | DEN: 2
Crevice Kelpfish - Clinid
(Gibbonsia montereyensis)
SF: 3.23% | DEN: 1.5
Northern Anchovy - Anchovy
(Engraulis mordax)
SF: 3.23% | DEN: 4
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 3.23% | DEN: 2.5
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 3.23% | DEN: 3.5
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 1.61% | DEN: 2
Black-and-Yellow Rockfish - Scorpionfish
(Sebastes chrysomelas)
SF: 1.61% | DEN: 1
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 1.61% | DEN: 2
Bluebanded Goby - Goby
(Lythrypnus dalli)
SF: 1.61% | DEN: 2
C-O Sole - Righteye Flounder
(Pleuronichthys coenosus)
SF: 1.61% | DEN: 1
California Moray - Moray
(Gymnothorax mordax)
SF: 1.61% | DEN: 1
California Scorpionfish - Scorpionfish
(Scorpaena guttata)
SF: 1.61% | DEN: 3
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 1.61% | DEN: 2
Gopher Rockfish - Scorpionfish
(Sebastes carnatus)
SF: 1.61% | DEN: 2
Pacific Sanddab - Lefteye Flounder
(Citharichthys sordidus)
SF: 1.61% | DEN: 2
Rainbow Seaperch - Surfperch
(Hypsurus caryi)
SF: 1.61% | DEN: 1
Rock Greenling - Greenling
(Hexagrammos lagocephalus)
SF: 1.61% | DEN: 2
Scalyhead Sculpin - Sculpin
(Artedius harringtoni)
SF: 1.61% | DEN: 1
Unidentified Flatfish - Lefteye Flounder
(Bothidae sp.)
SF: 1.61% | DEN: 1
Unidentified Kelpfish - Clinid
(Clinidae spp.)
SF: 1.61% | DEN: 1
Unidentified Surfperch - Surfperch
(Embiotocidae spp.)
SF: 1.61% | DEN: 2
Vermilion Rockfish - Scorpionfish
(Sebastes miniatus)
SF: 1.61% | DEN: 2