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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 » Big Rock - Zone 42020318

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

Dates: 1/1/93 - 10/13/25

Total Surveys: 7

#Species Reported: 26

Average Species Reported on a Survey by Expert Surveyors: 17.33

Average Species Reported on a Survey by Novice Surveyors: 16.00

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)
4California3004005:09
42SOUTHERN CALIFORNIA3004005:09
4202Northern Channel Islands3004005:09
420203Santa Cruz Island3004005:09
42020318Big Rock3004005:09
TOTALS3004005:09

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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Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 100% | DEN: 3.57
Garibaldi - Damselfish
(Hypsypops rubicundus)
SF: 100% | DEN: 2.14
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 100% | DEN: 2.57
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 100% | DEN: 2.86
Senorita - Wrasse
(Oxyjulis californica)
SF: 100% | DEN: 2.86
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 85.71% | DEN: 2.67
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 85.71% | DEN: 2
Jacksmelt - Silverside
(Atherinopsis californiensis)
SF: 85.71% | DEN: 3.83
Rock Wrasse - Wrasse
(Halichoeres semicinctus)
SF: 85.71% | DEN: 2.17
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 71.43% | DEN: 2.2
Bluebanded Goby - Goby
(Lythrypnus dalli)
SF: 71.43% | DEN: 2
Island Kelpfish - Labrisomids
(Alloclinus holderi)
SF: 71.43% | DEN: 2.4
Ocean Whitefish - Tilefish
(Caulolatilus princeps)
SF: 71.43% | DEN: 2.4
Opaleye - Sea Chub
(Girella nigricans)
SF: 71.43% | DEN: 2.4
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 71.43% | DEN: 2
Treefish - Scorpionfish
(Sebastes serriceps)
SF: 71.43% | DEN: 2
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 57.14% | DEN: 2.25
Horn Shark - Bullhead Shark
(Heterodontus francisci)
SF: 42.86% | DEN: 1.67
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 42.86% | DEN: 1.67
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 28.57% | DEN: 2
Olive Rockfish - Scorpionfish
(Sebastes serranoides)
SF: 28.57% | DEN: 2.5
Onespot Fringehead - Blenny (pike, tube and flag)
(Neoclinus uninotatus)
SF: 28.57% | DEN: 1
Rubberlip Seaperch - Surfperch
(Rhacochilus toxotes)
SF: 28.57% | DEN: 2
Snubnose Sculpin - Marine Sculpins
(Orthonopias triacis)
SF: 28.57% | DEN: 2
Unidentified Sculpin - Marine Sculpins
(Psychrolutidae spp.)
SF: 14.29% | DEN: 1
Zebra Goby - Goby
(Lythrypnus zebra)
SF: 14.29% | DEN: 1