Download as .csv

Region: PAC

Geographic Zones: California - Zone 4 » SOUTHERN CALIFORNIA - Zone 42 » Northern Channel Islands - Zone 4202 » Santa Rosa - Zone 420202 » Johnsons Lee (north) - Zone 42020207

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

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

Total Surveys: 11

#Species Reported: 77

Average Species Reported on a Survey by Expert Surveyors: 34.33

Average Species Reported on a Survey by Novice Surveyors: 20.25

Survey Type: FO = Fish Only; IO = Invertebrates Only; FI = Fish & Invertebrates - How to interpret REEF data?
Expand all Collapse all

Click a column header to sort by that column. Hold shift and click to sort by multiple columns

SurveysBottom Time
ExpertNovice
CodeNameFOIOFIFOIOFI(H:M)
4California1025037:41
42SOUTHERN CALIFORNIA1025037:41
4202Northern Channel Islands1025037:41
420202Santa Rosa1025037:41
42020207Johnsons Lee (north)1025037:41
TOTALS1025037:41

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.
Expand all Collapse all
Giant Kelp - Algae
(Macrocystis integrifolia / pyrifera)
SF: 100% | DEN: 3.4
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 100% | DEN: 2.4
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 100% | DEN: 3
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 100% | DEN: 2.4
Kelp Rockfish - Scorpionfish
(Sebastes atrovirens)
SF: 81.82% | DEN: 2.44
Olive Rockfish - Scorpionfish
(Sebastes serranoides)
SF: 81.82% | DEN: 2
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 81.82% | DEN: 2.56
Bat Star - Echinoderms
(Patiria miniata)
SF: 80% | DEN: 3
Giant Keyhole Limpet - Mollusks
(Megathura crenulata)
SF: 80% | DEN: 2
Orange Puffball Sponge - Poriferans
(Tethya aurantia)
SF: 80% | DEN: 3
Purple Urchin - Echinoderms
(Strongylocentrotus purpuratus)
SF: 80% | DEN: 2.25
Red Gorgonian - Cnidarians
(Leptogorgia chilensis)
SF: 80% | DEN: 2
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 80% | DEN: 2.75
Red Volcano Sponge - Poriferans
(Acamus erithacus)
SF: 80% | DEN: 2.25
Sea Lemon - Mollusks
(Peltodoris nobilis)
SF: 80% | DEN: 1.25
Stalked Tunicate - Urochordates
(Styela montereyensis)
SF: 80% | DEN: 2.5
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 80% | DEN: 0
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 72.73% | DEN: 2.38
California Sheephead - Wrasse
(Bodianus pulcher)
SF: 72.73% | DEN: 2.63
Black-and-Yellow Rockfish - Scorpionfish
(Sebastes chrysomelas)
SF: 63.64% | DEN: 1.57
Blacksmith - Damselfish
(Chromis punctipinnis)
SF: 63.64% | DEN: 2.71
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 63.64% | DEN: 2.71
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 63.64% | DEN: 2
Cobalt Sponge - Poriferans
(Hymenamphiastra cyanocrypta)
SF: 60% | DEN: 0
Giant Spined Star - Echinoderms
(Pisaster giganteus)
SF: 60% | DEN: 2.67
Kellet's Whelk - Mollusks
(Kelletia kelletii)
SF: 60% | DEN: 2
Red Abalone - Mollusks
(Haliotis rufescens)
SF: 60% | DEN: 1
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 60% | DEN: 3
Warty Sea Cucumber - Echinoderms
(Parastichopus parvimensis)
SF: 60% | DEN: 2
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 54.55% | DEN: 2.5
Senorita - Wrasse
(Oxyjulis californica)
SF: 54.55% | DEN: 2.67
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 54.55% | DEN: 2.83
Treefish - Scorpionfish
(Sebastes serriceps)
SF: 54.55% | DEN: 1.67
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 45.45% | DEN: 1.8
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 45.45% | DEN: 2
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 45.45% | DEN: 3.4
Chestnut Cowry - Mollusks
(Cypraea spadicea)
SF: 40% | DEN: 1.5
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 40% | DEN: 1.5
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 40% | DEN: 2
Red Turban Snail - Mollusks
(Lithopoma gibberosum)
SF: 40% | DEN: 2
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 40% | DEN: 1.5
Southern Sea Palm - Algae
(Eisenia arborea)
SF: 40% | DEN: 3
Southern Staghorn Bryozoan - Bryozoans
(Diaperoforma californica)
SF: 40% | DEN: 2.5
Spiny Brittlestar - Echinoderms
(Ophiothrix spiculata)
SF: 40% | DEN: 3.5
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 40% | DEN: 2.5
Gopher Rockfish - Scorpionfish
(Sebastes carnatus)
SF: 36.36% | DEN: 1.75
Kelp Bass - Sea Bass
(Paralabrax clathratus)
SF: 36.36% | DEN: 1.75
Opaleye - Sea Chub
(Girella nigricans)
SF: 36.36% | DEN: 1.25
Rainbow Seaperch - Surfperch
(Hypsurus caryi)
SF: 36.36% | DEN: 2.25
Bat Ray - Eagle Ray
(Myliobatis californica)
SF: 27.27% | DEN: 1.33
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 27.27% | DEN: 2
Garibaldi - Damselfish
(Hypsypops rubicundus)
SF: 27.27% | DEN: 1.67
Ocean Whitefish - Tilefish
(Caulolatilus princeps)
SF: 27.27% | DEN: 2
Snubnose Sculpin - Marine Sculpins
(Orthonopias triacis)
SF: 27.27% | DEN: 1.67
California Golden Gorgonian - Cnidarians
(Muricea californica)
SF: 20% | DEN: 2
Colonial Sand-tube Worm - Annelids
(Phragmatopoma californica)
SF: 20% | DEN: 0
Feather Duster Worm (E. polymorpha) - Annelids
(Eudistylia polymorpha)
SF: 20% | DEN: 3
Fluted Bryozoan - Bryozoans
(Primavelans insculpta)
SF: 20% | DEN: 2
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 20% | DEN: 2
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 20% | DEN: 1
Northern Staghorn Bryozoan - Bryozoans
(Heteropora pacifica)
SF: 20% | DEN: 1
Oarweed - Algae
(Laminaria farlowii)
SF: 20% | DEN: 3
Spiny Lobster - Arthropods
(Panulirus interruptus)
SF: 20% | DEN: 2
Unidentified Abalone - Mollusks
(Haliotis sp.)
SF: 20% | DEN: 1
Wavy Turban Snail - Mollusks
(Lithopoma undosum)
SF: 20% | DEN: 2
Crevice Kelpfish - Clinid
(Gibbonsia montereyensis)
SF: 18.18% | DEN: 1
Giant Kelpfish - Clinid
(Heterostichus rostratus)
SF: 18.18% | DEN: 1
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 18.18% | DEN: 2
Pacific Electric Ray - Electric Ray
(Torpedo californica)
SF: 18.18% | DEN: 1
Speckled Sanddab - Sand Flounder
(Citharichthys stigmaeus)
SF: 18.18% | DEN: 1
Bocaccio - Scorpionfish
(Sebastes paucispinis)
SF: 9.09% | DEN: 4
Halfmoon - Sea Chub
(Medialuna californiensis)
SF: 9.09% | DEN: 1
Lingcod - Greenling
(Ophiodon elongatus)
SF: 9.09% | DEN: 1
Rubberlip Seaperch - Surfperch
(Rhacochilus toxotes)
SF: 9.09% | DEN: 1
Unidentified Kelpfish - Clinid
(Clinidae spp.)
SF: 9.09% | DEN: 1
Unidentified Sculpin - Marine Sculpins
(Psychrolutidae spp.)
SF: 9.09% | DEN: 1
Vermilion Rockfish - Scorpionfish
(Sebastes miniatus)
SF: 9.09% | DEN: 1