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Region: PAC

Geographic Zones: Petter's Rock

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

Dates: 1/1/93 - 11/3/24

Total Surveys: 5

#Species Reported: 46

Average Species Reported on a Survey by Expert Surveyors: 30.50

Average Species Reported on a Survey by Novice Surveyors: 4.67

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)
4California0023005:00
42SOUTHERN CALIFORNIA0023005:00
4203Southern Channel Islands0023005:00
420304San Clemente Island0023005:00
42030433Petter's Rock0023005:00
TOTALS0023005:00

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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California Golden Gorgonian - Cnidarians
(Muricea californica)
SF: 100% | DEN: 2
Giant Kelp - Algae
(Macrocystis integrifolia / pyrifera)
SF: 100% | DEN: 3.5
Red Gorgonian - Cnidarians
(Leptogorgia chilensis)
SF: 100% | DEN: 2.5
Southern Staghorn Bryozoan - Bryozoans
(Diaperoforma californica)
SF: 100% | DEN: 2.5
Spiny Lobster - Arthropods
(Panulirus interruptus)
SF: 100% | DEN: 2.5
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 60% | DEN: 3
Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 60% | DEN: 3.67
Bluebanded Goby - Goby
(Lythrypnus dalli)
SF: 60% | DEN: 3.33
Garibaldi - Damselfish
(Hypsypops rubicundus)
SF: 60% | DEN: 2.33
Opaleye - Sea Chub
(Girella nigricans)
SF: 60% | DEN: 2.67
Rock Wrasse - Wrasse
(Halichoeres semicinctus)
SF: 60% | DEN: 2.33
Senorita - Wrasse
(Oxyjulis californica)
SF: 60% | DEN: 3.67
Cobalt Sponge - Poriferans
(Hymenamphiastra cyanocrypta)
SF: 50% | DEN: 1
Crowned Urchin - Echinoderms
(Centrostphanus coronatus)
SF: 50% | DEN: 2
Giant Keyhole Limpet - Mollusks
(Megathura crenulata)
SF: 50% | DEN: 2
Giant Spined Star - Echinoderms
(Pisaster giganteus)
SF: 50% | DEN: 2
Green Abalone - Mollusks
(Haliotis fulgens)
SF: 50% | DEN: 1
Pink Abalone - Mollusks
(Haliotis corrugata)
SF: 50% | DEN: 1
Purple Urchin - Echinoderms
(Strongylocentrotus purpuratus)
SF: 50% | DEN: 2
Red Rock Shrimp - Arthropods
(Lysmata californica)
SF: 50% | DEN: 3
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 50% | DEN: 2
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 50% | DEN: 2
Southern Sea Palm - Algae
(Eisenia arborea)
SF: 50% | DEN: 4
Spiny Brittlestar - Echinoderms
(Ophiothrix spiculata)
SF: 50% | DEN: 2
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 50% | DEN: 1
Two-spot Octopus - Mollusks
(Octopus bimaculatus)
SF: 50% | DEN: 2
Warty Sea Cucumber - Echinoderms
(Parastichopus parvimensis)
SF: 50% | DEN: 2
Wavy Turban Snail - Mollusks
(Lithopoma undosum)
SF: 50% | DEN: 2
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 40% | DEN: 2.5
California Moray - Moray
(Gymnothorax mordax)
SF: 40% | DEN: 1.5
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 40% | DEN: 3
Giant Sea Bass - Wreckfish
(Stereolepis gigas)
SF: 40% | DEN: 1
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 40% | DEN: 2.5
Island Kelpfish - Labrisomids
(Alloclinus holderi)
SF: 40% | DEN: 2.5
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 40% | DEN: 3
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 40% | DEN: 2.5
Rainbow Scorpionfish - Scorpionfish
(Scorpaenodes xyris)
SF: 40% | DEN: 2
Treefish - Scorpionfish
(Sebastes serriceps)
SF: 40% | DEN: 2
Barred Sand Bass - Sea Bass
(Paralabrax nebulifer)
SF: 20% | DEN: 2
Bat Ray - Eagle Ray
(Myliobatis californica)
SF: 20% | DEN: 1
Giant Kelpfish - Clinid
(Heterostichus rostratus)
SF: 20% | DEN: 1
Kelp Gunnel - Gunnel
(Ulvicola sanctaerosae)
SF: 20% | DEN: 1
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 20% | DEN: 1
Ocean Whitefish - Tilefish
(Caulolatilus princeps)
SF: 20% | DEN: 2
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 20% | DEN: 2
Zebra Goby - Goby
(Lythrypnus zebra)
SF: 20% | DEN: 2