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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 » Spelunkers / Adams Cave - Zone 42020335

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

Dates: 1/1/93 - 10/26/25

Total Surveys: 61

#Species Reported: 86

Average Species Reported on a Survey by Expert Surveyors: 22.54

Average Species Reported on a Survey by Novice Surveyors: 17.04

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)
4California1003460246:00
42SOUTHERN CALIFORNIA1003460246:00
4202Northern Channel Islands1003460246:00
420203Santa Cruz Island1003460246:00
42020335Spelunkers / Adams Cave1003460246:00
TOTALS1003460246:00

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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Garibaldi - Damselfish
(Hypsypops rubicundus)
SF: 100% | DEN: 2.56
Giant Kelp - Algae
(Macrocystis integrifolia / pyrifera)
SF: 100% | DEN: 3.4
Purple Urchin - Echinoderms
(Strongylocentrotus purpuratus)
SF: 100% | DEN: 3.4
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 100% | DEN: 2.4
Southern Sea Palm - Algae
(Eisenia arborea)
SF: 100% | DEN: 2.4
Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 95.08% | DEN: 3.64
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 95.08% | DEN: 2.67
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 91.8% | DEN: 2.98
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 90.16% | DEN: 2.76
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 88.52% | DEN: 2.67
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 86.89% | DEN: 2.36
Opaleye - Sea Chub
(Girella nigricans)
SF: 85.25% | DEN: 2.58
Treefish - Scorpionfish
(Sebastes serriceps)
SF: 83.61% | DEN: 1.92
Bat Star - Echinoderms
(Patiria miniata)
SF: 80% | DEN: 2.5
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 80% | DEN: 2.75
Spiny Lobster - Arthropods
(Panulirus interruptus)
SF: 80% | DEN: 2.5
Warty Sea Cucumber - Echinoderms
(Parastichopus parvimensis)
SF: 80% | DEN: 3.25
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 73.77% | DEN: 1.98
Island Kelpfish - Labrisomids
(Alloclinus holderi)
SF: 73.77% | DEN: 1.96
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 72.13% | DEN: 2.09
Senorita - Wrasse
(Oxyjulis californica)
SF: 72.13% | DEN: 2.66
Chestnut Cowry - Mollusks
(Cypraea spadicea)
SF: 60% | DEN: 1.33
Red Gorgonian - Cnidarians
(Leptogorgia chilensis)
SF: 60% | DEN: 1.67
Spanish Shawl - Mollusks
(Flabellina iodinea)
SF: 60% | DEN: 1.67
Spiny Brittlestar - Echinoderms
(Ophiothrix spiculata)
SF: 60% | DEN: 2.67
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 60% | DEN: 0.33
Wavy Turban Snail - Mollusks
(Lithopoma undosum)
SF: 60% | DEN: 2.67
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 57.38% | DEN: 1.97
Rubberlip Seaperch - Surfperch
(Rhacochilus toxotes)
SF: 57.38% | DEN: 2.06
Olive Rockfish - Scorpionfish
(Sebastes serranoides)
SF: 54.1% | DEN: 1.97
Ocean Whitefish - Tilefish
(Caulolatilus princeps)
SF: 50.82% | DEN: 2.45
Rock Wrasse - Wrasse
(Halichoeres semicinctus)
SF: 40.98% | DEN: 1.72
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 40% | DEN: 2.5
Giant Spined Star - Echinoderms
(Pisaster giganteus)
SF: 40% | DEN: 3
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 40% | DEN: 2.5
Orange Puffball Sponge - Poriferans
(Tethya aurantia)
SF: 40% | DEN: 2
Red Rock Shrimp - Arthropods
(Lysmata californica)
SF: 40% | DEN: 2.5
Red Sea Hare - Mollusks
(Aplysia californica)
SF: 40% | DEN: 1.5
Southern Staghorn Bryozoan - Bryozoans
(Diaperoforma californica)
SF: 40% | DEN: 2.5
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 40% | DEN: 2
Gopher Rockfish - Scorpionfish
(Sebastes carnatus)
SF: 36.07% | DEN: 1.45
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 31.15% | DEN: 2.16
California Scorpionfish - Scorpionfish
(Scorpaena guttata)
SF: 22.95% | DEN: 1.21
Bat Ray - Eagle Ray
(Myliobatis californica)
SF: 21.31% | DEN: 1.08
Bluebanded Goby - Goby
(Lythrypnus dalli)
SF: 21.31% | DEN: 1.92
Christmas Tree Worm - Annelids
(Spirobranchus spinosus)
SF: 20% | DEN: 4
Cobalt Sponge - Poriferans
(Hymenamphiastra cyanocrypta)
SF: 20% | DEN: 1
Giant Keyhole Limpet - Mollusks
(Megathura crenulata)
SF: 20% | DEN: 2
Red Volcano Sponge - Poriferans
(Acamus erithacus)
SF: 20% | DEN: 2
Two-spot Octopus - Mollusks
(Octopus bimaculatus)
SF: 20% | DEN: 2
Cabezon - Longfin Sculpins
(Scorpaenichthys marmoratus)
SF: 18.03% | DEN: 1
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 18.03% | DEN: 1.64
Zebra Goby - Goby
(Lythrypnus zebra)
SF: 18.03% | DEN: 1.45
Pacific Electric Ray - Electric Ray
(Torpedo californica)
SF: 9.84% | DEN: 1
Snubnose Sculpin - Marine Sculpins
(Orthonopias triacis)
SF: 9.84% | DEN: 1.5
Swell Shark - Cat Shark
(Cephaloscyllium ventriosum)
SF: 9.84% | DEN: 1.17
Black-and-Yellow Rockfish - Scorpionfish
(Sebastes chrysomelas)
SF: 8.2% | DEN: 1.2
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 8.2% | DEN: 1.4
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 8.2% | DEN: 1.8
Bluebanded Ronquil (R. hypoplecta) - Ronquil
(Rathbunella hypoplecta)
SF: 4.92% | DEN: 1.33
Grass Rockfish - Scorpionfish
(Sebastes rastrelliger)
SF: 4.92% | DEN: 1
Horn Shark - Bullhead Shark
(Heterodontus francisci)
SF: 4.92% | DEN: 1
Northern Anchovy - Anchovy
(Engraulis mordax)
SF: 4.92% | DEN: 3.67
Pacific Sardine - Herring
(Sardinops sagax)
SF: 4.92% | DEN: 4
Scalyhead Sculpin - Marine Sculpins
(Artedius harringtoni)
SF: 4.92% | DEN: 1
Silversides spp. - Silverside
(Atherinidae spp.)
SF: 4.92% | DEN: 3.33
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 4.92% | DEN: 1.67
Barred Surfperch - Surfperch
(Amphistichus argenteus)
SF: 3.28% | DEN: 1.5
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 3.28% | DEN: 2
California Halibut - Sand Flounder
(Paralichthys californicus)
SF: 3.28% | DEN: 1
California Moray - Moray
(Gymnothorax mordax)
SF: 3.28% | DEN: 1
Giant Kelpfish - Clinid
(Heterostichus rostratus)
SF: 3.28% | DEN: 2
Giant Sea Bass - Wreckfish
(Stereolepis gigas)
SF: 3.28% | DEN: 3
Jacksmelt - Silverside
(Atherinopsis californiensis)
SF: 3.28% | DEN: 3
Lingcod - Greenling
(Ophiodon elongatus)
SF: 3.28% | DEN: 1
Sargo - Grunt
(Anisotremus davidsoni)
SF: 3.28% | DEN: 2
Yellowfin Fringehead - Blenny (pike, tube and flag)
(Neoclinus stephensae)
SF: 3.28% | DEN: 1
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 3.28% | DEN: 2
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 1.64% | DEN: 2
C-O Sole - Righteye Flounder
(Pleuronichthys coenosus)
SF: 1.64% | DEN: 1
Coralline Sculpin - Marine Sculpins
(Artedius corallinus)
SF: 1.64% | DEN: 1
Queenfish - Drum
(Seriphus politus)
SF: 1.64% | DEN: 2
Speckled Sanddab - Sand Flounder
(Citharichthys stigmaeus)
SF: 1.64% | DEN: 2
Unidentified Surfperch - Surfperch
(Embiotocidae spp.)
SF: 1.64% | DEN: 1
White Seaperch - Surfperch
(Phanerodon furcatus)
SF: 1.64% | DEN: 3
Zebraperch - Sea Chub
(Hermosilla azurea)
SF: 1.64% | DEN: 1