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Region: PAC

Geographic Zones: Washington - Zone 2 » SAN JUAN ISLANDS - Zone 22 » San Juan Island (including Henry) - Zone 2214 » Turn Island - Zone 22140005

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

Dates: 1/1/93 - 10/26/25

Total Surveys: 29

#Species Reported: 65

Average Species Reported on a Survey by Expert Surveyors: 26.80

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)
2Washington002010825:46
22SAN JUAN ISLANDS002010825:46
2214San Juan Island (including Henry)002010825:46
22140005Turn Island002010825:46
TOTALS002010825:46

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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Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 96.55% | DEN: 2.07
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 96.43% | DEN: 3.19
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 93.1% | DEN: 2.07
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 89.29% | DEN: 2.2
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 89.29% | DEN: 3.2
Orange Social Ascidian - Urochordates
(Metandrocarpa taylori)
SF: 89.29% | DEN: 0.88
Longfin Sculpin - Longfin Sculpins
(Jordania zonope)
SF: 86.21% | DEN: 2.32
Puget Sound Rockfish - Scorpionfish
(Sebastes emphaeus)
SF: 86.21% | DEN: 2.48
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 85.71% | DEN: 1.88
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 85.71% | DEN: 2.63
Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 85.71% | DEN: 3.33
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 85.71% | DEN: 2.17
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 82.14% | DEN: 2.17
Lingcod - Greenling
(Ophiodon elongatus)
SF: 79.31% | DEN: 1.96
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 75% | DEN: 2.19
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 71.43% | DEN: 2.75
Scalyhead Sculpin - Marine Sculpins
(Artedius harringtoni)
SF: 68.97% | DEN: 1.85
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 67.86% | DEN: 2.21
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 64.29% | DEN: 2
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 60.71% | DEN: 2.35
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 53.57% | DEN: 1.67
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 50% | DEN: 1.93
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 42.86% | DEN: 1.92
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 41.38% | DEN: 2
Oregon Triton - Mollusks
(Fusitriton oregonensis)
SF: 39.29% | DEN: 1.73
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 37.93% | DEN: 2.73
Mosshead Warbonnet - Prickleback
(Chirolophis nugator)
SF: 34.48% | DEN: 1.1
Longfin Gunnel - Gunnel
(Pholis clemensi)
SF: 31.03% | DEN: 1.33
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 27.59% | DEN: 1.13
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 24.14% | DEN: 1.57
Bull Kelp - Algae
(Nereocystis luetkeana)
SF: 21.43% | DEN: 2.5
Clown Dorid - Mollusks
(Triopha modesta / Triopha catalinae)
SF: 21.43% | DEN: 1.83
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 21.43% | DEN: 1.33
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 20.69% | DEN: 2.67
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 17.86% | DEN: 1.4
Yellow Boring Sponge - Poriferans
(Cliona californiana)
SF: 17.86% | DEN: 1
Red Irish Lord - Marine Sculpins
(Hemilepidotus hemilepidotus)
SF: 17.24% | DEN: 1.2
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 17.24% | DEN: 2.2
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 17.24% | DEN: 1.6
Fringed Tube Worm - Annelids
(Dodecaceria pacifica)
SF: 14.29% | DEN: 1
Puget Sound King Crab - Arthropods
(Echidnocerus cibarius)
SF: 14.29% | DEN: 1.5
Red Rock Crab - Arthropods
(Cancer productus)
SF: 14.29% | DEN: 2
San Diego Dorid / Northern Leopard Dorid - Mollusks
(Diaulula sandiegensis / odonoghuei)
SF: 14.29% | DEN: 1.25
Unidentified Sculpin - Marine Sculpins
(Psychrolutidae spp.)
SF: 13.79% | DEN: 2
Fish-eating Anemone - Cnidarians
(Urticina piscivora)
SF: 10.71% | DEN: 2
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 10.71% | DEN: 1.67
Cabezon - Longfin Sculpins
(Scorpaenichthys marmoratus)
SF: 10.34% | DEN: 1
China Rockfish - Scorpionfish
(Sebastes nebulosus)
SF: 10.34% | DEN: 1
Crescent Gunnel - Gunnel
(Pholis laeta)
SF: 10.34% | DEN: 2
Decorated Warbonnet - Prickleback
(Chirolophis decoratus)
SF: 10.34% | DEN: 1
Giant Pacific Octopus - Mollusks
(Enteroctopus dofleini)
SF: 7.14% | DEN: 1
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 6.9% | DEN: 2
Pacific Sand Lance - Sand Lance
(Ammodytes personatus)
SF: 6.9% | DEN: 3.5
Saddleback Gunnel - Gunnel
(Pholis ornata)
SF: 6.9% | DEN: 1
Sailfin Sculpin - Poacher
(Nautichthys oculofasciatus)
SF: 6.9% | DEN: 1
Candy Stripe Shrimp - Arthropods
(Lebbeus grandimanus)
SF: 3.57% | DEN: 1
Cloud/Goblet Sponge - Poriferans
(Aphrocallistes vastus / Heterochone calyx)
SF: 3.57% | DEN: 2
Lion's Mane Jelly - Cnidarians
(Cyanea capillata)
SF: 3.57% | DEN: 1
Moon Jelly - Cnidarians
(Aurelia labiata)
SF: 3.57% | DEN: 2
Northern Abalone - Mollusks
(Haliotis kamtschatkana)
SF: 3.57% | DEN: 1
Sargassum - Algae
(Sargassum muticum)
SF: 3.57% | DEN: 1
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 3.57% | DEN: 1
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 3.45% | DEN: 1
Smoothhead Sculpin - Marine Sculpins
(Artedius lateralis)
SF: 3.45% | DEN: 2
Yellowtail Rockfish YOY - Scorpionfish
(Sebastes flavidus (YOY))
SF: 3.45% | DEN: 3