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Region: PAC

Geographic Zones: California - Zone 4 » SOUTHERN CALIFORNIA - Zone 42 » Northern Channel Islands - Zone 4202 » Santa Rosa - Zone 420202 » Rancho Viejo - Zone 42020204

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

Dates: 1/1/93 - 10/14/25

Total Surveys: 12

#Species Reported: 60

Average Species Reported on a Survey by Expert Surveyors: 19.33

Average Species Reported on a Survey by Novice Surveyors: 14.00

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)
4California20170210:54
42SOUTHERN CALIFORNIA20170210:54
4202Northern Channel Islands20170210:54
420202Santa Rosa20170210:54
42020204Rancho Viejo20170210:54
TOTALS20170210:54

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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Brown Rock Crab - Arthropods
(Romaleon antennarium)
SF: 100% | DEN: 1.33
Giant Kelp - Algae
(Macrocystis integrifolia / pyrifera)
SF: 100% | DEN: 3.67
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 100% | DEN: 2.83
Masking/Sheep Crab - Arthropods
(Loxorthynchus crispatus (L. grandis))
SF: 100% | DEN: 1.67
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 100% | DEN: 2.67
Purple Urchin - Echinoderms
(Strongylocentrotus purpuratus)
SF: 100% | DEN: 3
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 100% | DEN: 4
Stalked Tunicate - Urochordates
(Styela montereyensis)
SF: 100% | DEN: 2.33
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 91.67% | DEN: 2.82
Senorita - Wrasse
(Oxyjulis californica)
SF: 83.33% | DEN: 3.2
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 75% | DEN: 2.44
Bat Star - Echinoderms
(Patiria miniata)
SF: 66.67% | DEN: 2.5
Eccentric Sand Dollar - Echinoderms
(Dendraster excentricus)
SF: 66.67% | DEN: 3
Giant Spined Star - Echinoderms
(Pisaster giganteus)
SF: 66.67% | DEN: 2
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 66.67% | DEN: 1.88
Sea Lemon - Mollusks
(Peltodoris nobilis)
SF: 66.67% | DEN: 1
Southern Sea Palm - Algae
(Eisenia arborea)
SF: 66.67% | DEN: 3.5
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 58.33% | DEN: 2
Bat Ray - Eagle Ray
(Myliobatis californica)
SF: 50% | DEN: 2
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 50% | DEN: 1.83
Cabezon - Longfin Sculpins
(Scorpaenichthys marmoratus)
SF: 50% | DEN: 1.33
Opaleye - Sea Chub
(Girella nigricans)
SF: 50% | DEN: 2.17
Rainbow Seaperch - Surfperch
(Hypsurus caryi)
SF: 41.67% | DEN: 3
Rubberlip Seaperch - Surfperch
(Rhacochilus toxotes)
SF: 41.67% | DEN: 2
Colonial Sand-tube Worm - Annelids
(Phragmatopoma californica)
SF: 33.33% | DEN: 0
Feather Duster Worm (E. polymorpha) - Annelids
(Eudistylia polymorpha)
SF: 33.33% | DEN: 3
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 33.33% | DEN: 2
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 33.33% | DEN: 2
Northern Sea Palm - Algae
(Pterygophora californica)
SF: 33.33% | DEN: 4
Oarweed - Algae
(Laminaria farlowii)
SF: 33.33% | DEN: 3
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 33.33% | DEN: 1
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 33.33% | DEN: 3
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 33.33% | DEN: 2
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 33.33% | DEN: 0
Warty Sea Cucumber - Echinoderms
(Parastichopus parvimensis)
SF: 33.33% | DEN: 2
Wavy Turban Snail - Mollusks
(Lithopoma undosum)
SF: 33.33% | DEN: 2
Lingcod - Greenling
(Ophiodon elongatus)
SF: 25% | DEN: 1
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 25% | DEN: 2
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 25% | DEN: 2.33
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 16.67% | DEN: 1
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 16.67% | DEN: 2.5
Giant Kelpfish - Clinid
(Heterostichus rostratus)
SF: 16.67% | DEN: 1
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 16.67% | DEN: 1.5
Olive Rockfish - Scorpionfish
(Sebastes serranoides)
SF: 16.67% | DEN: 2
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 16.67% | DEN: 2.5
Swell Shark - Cat Shark
(Cephaloscyllium ventriosum)
SF: 16.67% | DEN: 1
Unidentified Pipefish - Pipefish & Seahorse
(Syngnathidae spp.)
SF: 16.67% | DEN: 1.5
Barred Sand Bass - Sea Bass
(Paralabrax nebulifer)
SF: 8.33% | DEN: 3
Black-and-Yellow Rockfish - Scorpionfish
(Sebastes chrysomelas)
SF: 8.33% | DEN: 1
Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 8.33% | DEN: 3
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 8.33% | DEN: 2
Calico Rockfish - Scorpionfish
(Sebastes dalli)
SF: 8.33% | DEN: 2
Grass Rockfish - Scorpionfish
(Sebastes rastrelliger)
SF: 8.33% | DEN: 1
Jacksmelt - Silverside
(Atherinopsis californiensis)
SF: 8.33% | DEN: 3
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 8.33% | DEN: 1
Lavender Sculpin - Marine Sculpins
(Leiocottus hirundo)
SF: 8.33% | DEN: 1
Sargo - Grunt
(Anisotremus davidsoni)
SF: 8.33% | DEN: 2
Spotted Kelpfish - Clinid
(Gibbonsia elegans)
SF: 8.33% | DEN: 1
Topsmelt - Silverside
(Atherinops affinis)
SF: 8.33% | DEN: 4
White Seaperch - Surfperch
(Phanerodon furcatus)
SF: 8.33% | DEN: 2