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Region: PAC

Geographic Zones: Blake Island Reef

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

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

Total Surveys: 20

#Species Reported: 67

Average Species Reported on a Survey by Expert Surveyors: 26.50

Average Species Reported on a Survey by Novice Surveyors: 17.60

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)
2Washington001010914:42
26SEATTLE - OLYMPIA001010914:42
261Seattle - Point Defiance001010914:42
2612Vashon Island001010914:42
26120010Blake Island Reef001010914:42
TOTALS001010914:42

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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Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 100% | DEN: 3.11
Lingcod - Greenling
(Ophiodon elongatus)
SF: 95% | DEN: 2.05
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 94.74% | DEN: 2.22
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 89.47% | DEN: 3.47
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 89.47% | DEN: 2.53
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 89.47% | DEN: 2.29
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 85% | DEN: 2.65
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 85% | DEN: 2.47
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 80% | DEN: 1.88
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 75% | DEN: 1.87
Lewis' Moonsnail - Mollusks
(Neverita lewisii)
SF: 73.68% | DEN: 1.79
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 70% | DEN: 2.21
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 65% | DEN: 1.85
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 63.16% | DEN: 2.17
Orange Sea Pen - Cnidarians
(Ptilosarcus gurneyi)
SF: 57.89% | DEN: 1.64
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 55% | DEN: 3
Scalyhead Sculpin - Sculpin
(Artedius harringtoni)
SF: 55% | DEN: 2.18
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 55% | DEN: 2.64
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 52.63% | DEN: 1.9
Red Rock Crab - Arthropods
(Cancer productus)
SF: 52.63% | DEN: 1.9
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 47.37% | DEN: 2.78
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 42.11% | DEN: 2
Spiny Pink Star - Echinoderms
(Pisaster brevispinus)
SF: 42.11% | DEN: 2
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 42.11% | DEN: 1.63
Wolf-eel - Wolffish
(Anarrhichthys ocellatus)
SF: 40% | DEN: 1
Fringed Tube Worm - Annelids
(Dodecaceria fewkesi)
SF: 36.84% | DEN: 0.71
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 36.84% | DEN: 2
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 31.58% | DEN: 2.33
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 31.58% | DEN: 2.33
Buffalo Sculpin - Sculpin
(Enophrys bison)
SF: 30% | DEN: 2
Red Irish Lord - Sculpin
(Hemilepidotus hemilepidotus)
SF: 25% | DEN: 1.4
Moon Jelly - Cnidarians
(Aurelia labiata)
SF: 21.05% | DEN: 1.5
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 21.05% | DEN: 3.25
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 21.05% | DEN: 1.75
Cabezon - Sculpin
(Scorpaenichthys marmoratus)
SF: 20% | DEN: 1.75
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 20% | DEN: 2.75
Spotted Ratfish - Chimaera
(Hydrolagus colliei)
SF: 20% | DEN: 2
Clown Dorid - Mollusks
(Triopha modesta / Triopha catalinae)
SF: 15.79% | DEN: 1.67
Giant Pacific Octopus - Mollusks
(Enteroctopus dofleini)
SF: 15.79% | DEN: 1
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 15.79% | DEN: 1.33
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 15% | DEN: 2.33
Mosshead Warbonnet - Prickleback
(Chirolophis nugator)
SF: 15% | DEN: 1.33
Puget Sound Rockfish - Scorpionfish
(Sebastes emphaeus)
SF: 15% | DEN: 1.67
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 15% | DEN: 2.67
Bull Kelp - Algae
(Nereocystis luetkeana)
SF: 10.53% | DEN: 2.5
Lion's Mane Jelly - Cnidarians
(Cyanea capillata)
SF: 10.53% | DEN: 1.5
Northern Feather Duster Worm - Annelids
(Eudistylia vancouveri)
SF: 10.53% | DEN: 1.5
Yellow Boring Sponge - Poriferans
(Cliona californiana)
SF: 10.53% | DEN: 1
Longfin Sculpin - Sculpin
(Jordania zonope)
SF: 10% | DEN: 1.5
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 10% | DEN: 2.5
Candy Stripe Shrimp - Arthropods
(Lebbeus grandimanus)
SF: 5.26% | DEN: 3
Dungeness Crab - Arthropods
(Cancer magister)
SF: 5.26% | DEN: 1
Eelgrass - Algae
(Zostera marina / japonica)
SF: 5.26% | DEN: 1
Oregon Triton - Mollusks
(Fusitriton oregonensis)
SF: 5.26% | DEN: 3
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 5.26% | DEN: 1
Vermilion Star - Echinoderms
(Mediaster aequalis)
SF: 5.26% | DEN: 1
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 5.26% | DEN: 1
Brown Rockfish YOY - Scorpionfish
(Sebastes auriculatus (YOY))
SF: 5% | DEN: 2
Crescent Gunnel - Gunnel
(Pholis laeta)
SF: 5% | DEN: 2
Decorated Warbonnet - Prickleback
(Chirolophis decoratus)
SF: 5% | DEN: 1
Pacific Herring - Herring
(Clupea pallasii)
SF: 5% | DEN: 3
Pacific Sand Lance - Sand Lance
(Ammodytes personatus)
SF: 5% | DEN: 1
Sailfin Sculpin - Sculpin
(Nautichthys oculofasciatus)
SF: 5% | DEN: 1
Slender Cockscomb - Prickleback
(Anoplarchus insignis)
SF: 5% | DEN: 1
Southern Rock Sole - Righteye Flounder
(Lepidopsetta bilineata)
SF: 5% | DEN: 1
Vermilion Rockfish - Scorpionfish
(Sebastes miniatus)
SF: 5% | DEN: 1
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 5% | DEN: 1