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Region: PAC

Geographic Zones: California - Zone 4 » SOUTHERN CALIFORNIA - Zone 42 » Northern Channel Islands - Zone 4202 » San Miguel - Zone 420201 » Pt. Bennett - Zone 42020115

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

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

Total Surveys: 25

#Species Reported: 73

Average Species Reported on a Survey by Expert Surveyors: 23.17

Average Species Reported on a Survey by Novice Surveyors: 14.89

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)
4California204130617:59
42SOUTHERN CALIFORNIA204130617:59
4202Northern Channel Islands204130617:59
420201San Miguel204130617:59
42020115Pt. Bennett204130617:59
TOTALS204130617:59

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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Orange Puffball Sponge - Poriferans
(Tethya aurantia)
SF: 100% | DEN: 3.2
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 92% | DEN: 2.22
Bat Star - Echinoderms
(Patiria miniata)
SF: 90% | DEN: 3
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 90% | DEN: 3.11
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 88% | DEN: 2.64
Giant Kelp - Algae
(Macrocystis integrifolia / pyrifera)
SF: 80% | DEN: 3.25
Giant Spined Star - Echinoderms
(Pisaster giganteus)
SF: 80% | DEN: 2.63
Olive Rockfish - Scorpionfish
(Sebastes serranoides)
SF: 80% | DEN: 1.65
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 80% | DEN: 2.95
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 72% | DEN: 2.22
Cobalt Sponge - Poriferans
(Hymenamphiastra cyanocrypta)
SF: 70% | DEN: 0
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 70% | DEN: 2
Southern Sea Palm - Algae
(Eisenia arborea)
SF: 70% | DEN: 3.71
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 68% | DEN: 1.65
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 64% | DEN: 2.06
Giant Keyhole Limpet - Mollusks
(Megathura crenulata)
SF: 60% | DEN: 1.67
Northern Sea Palm - Algae
(Pterygophora californica)
SF: 60% | DEN: 3.33
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 56% | DEN: 1.86
Senorita - Wrasse
(Oxyjulis californica)
SF: 52% | DEN: 3.38
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 50% | DEN: 3
Red Abalone - Mollusks
(Haliotis rufescens)
SF: 50% | DEN: 2.2
Cabezon - Longfin Sculpins
(Scorpaenichthys marmoratus)
SF: 44% | DEN: 1.27
Vermilion Rockfish - Scorpionfish
(Sebastes miniatus)
SF: 44% | DEN: 1.09
Kellet's Whelk - Mollusks
(Kelletia kelletii)
SF: 40% | DEN: 1.75
Purple Urchin - Echinoderms
(Strongylocentrotus purpuratus)
SF: 40% | DEN: 1.75
Red Volcano Sponge - Poriferans
(Acamus erithacus)
SF: 40% | DEN: 2.25
Sea Lemon - Mollusks
(Peltodoris nobilis)
SF: 40% | DEN: 1.75
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 40% | DEN: 2
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 36% | DEN: 1.67
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 36% | DEN: 2.11
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 36% | DEN: 3.89
Chestnut Cowry - Mollusks
(Cypraea spadicea)
SF: 30% | DEN: 1.67
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 30% | DEN: 0
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 28% | DEN: 1.14
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 28% | DEN: 1.71
Lingcod - Greenling
(Ophiodon elongatus)
SF: 28% | DEN: 1.14
Rubberlip Seaperch - Surfperch
(Rhacochilus toxotes)
SF: 28% | DEN: 1.86
Black-and-Yellow Rockfish - Scorpionfish
(Sebastes chrysomelas)
SF: 24% | DEN: 1.67
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 24% | DEN: 2
Gopher Rockfish - Scorpionfish
(Sebastes carnatus)
SF: 20% | DEN: 1.4
Red Turban Snail - Mollusks
(Lithopoma gibberosum)
SF: 20% | DEN: 1.5
Treefish - Scorpionfish
(Sebastes serriceps)
SF: 20% | DEN: 1.6
Warty Sea Cucumber - Echinoderms
(Parastichopus parvimensis)
SF: 20% | DEN: 2
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 16% | DEN: 1.5
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 16% | DEN: 1.5
Giant Kelpfish - Clinid
(Heterostichus rostratus)
SF: 12% | DEN: 1.33
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 10% | DEN: 2
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 10% | DEN: 2
Light-bulb Tunicate - Urochordates
(Clavelina huntsmani)
SF: 10% | DEN: 2
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 10% | DEN: 1
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 10% | DEN: 1
Purple Hydrocoral - Cnidarians
(Stylaster califrnicus)
SF: 10% | DEN: 1
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 10% | DEN: 2
Spiny Brittlestar - Echinoderms
(Ophiothrix spiculata)
SF: 10% | DEN: 2
Wavy Turban Snail - Mollusks
(Lithopoma undosum)
SF: 10% | DEN: 1
Grass Rockfish - Scorpionfish
(Sebastes rastrelliger)
SF: 8% | DEN: 1.5
Rock Wrasse - Wrasse
(Halichoeres semicinctus)
SF: 8% | DEN: 3
Silversides spp. - Silverside
(Atherinidae spp.)
SF: 8% | DEN: 3
Wolf-eel - Wolffish
(Anarrhichthys ocellatus)
SF: 8% | DEN: 1
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 8% | DEN: 1.5
Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 4% | DEN: 3
Bocaccio - Scorpionfish
(Sebastes paucispinis)
SF: 4% | DEN: 2
Calico Rockfish - Scorpionfish
(Sebastes dalli)
SF: 4% | DEN: 2
Canary Rockfish - Scorpionfish
(Sebastes pinniger)
SF: 4% | DEN: 2
Coralline Sculpin - Marine Sculpins
(Artedius corallinus)
SF: 4% | DEN: 1
Crevice Kelpfish - Clinid
(Gibbonsia montereyensis)
SF: 4% | DEN: 1
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 4% | DEN: 1
Rainbow Seaperch - Surfperch
(Hypsurus caryi)
SF: 4% | DEN: 2
Reef Perch - Surfperch
(Micrometrus aurora)
SF: 4% | DEN: 3
Snubnose Sculpin - Marine Sculpins
(Orthonopias triacis)
SF: 4% | DEN: 1
Unidentified Surfperch - Surfperch
(Embiotocidae spp.)
SF: 4% | DEN: 3
White Seabass - Drum
(Atractoscion nobilis)
SF: 4% | DEN: 2
White Seaperch - Surfperch
(Phanerodon furcatus)
SF: 4% | DEN: 3