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Region: PAC

Geographic Zones: Washington - Zone 2 » SAN JUAN ISLANDS - Zone 22 » Orcas Island - Zone 2210 » Nob Island Reef - Zone 22100025

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

Dates: 1/1/93 - 10/28/25

Total Surveys: 2

#Species Reported: 19

Average Species Reported on a Survey by Expert Surveyors: 17.00

Average Species Reported on a Survey by Novice Surveyors: 13.00

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)
2Washington0010011:08
22SAN JUAN ISLANDS0010011:08
2210Orcas Island0010011:08
22100025Nob Island Reef0010011:08
TOTALS0010011:08

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 Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 100% | DEN: 2
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 100% | DEN: 2.5
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 100% | DEN: 2
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 100% | DEN: 2
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 100% | DEN: 3
Orange Social Ascidian - Urochordates
(Metandrocarpa taylori)
SF: 100% | DEN: 0
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 100% | DEN: 2
Red Rock Crab - Arthropods
(Cancer productus)
SF: 100% | DEN: 3
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 100% | DEN: 2.5
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 100% | DEN: 2.5
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 100% | DEN: 2
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 50% | DEN: 2
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 50% | DEN: 1
Lingcod - Greenling
(Ophiodon elongatus)
SF: 50% | DEN: 1
Northern Ronquil - Ronquil
(Ronquilus jordani)
SF: 50% | DEN: 2
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 50% | DEN: 3
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 50% | DEN: 1
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 50% | DEN: 3
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 50% | DEN: 2