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Region: PAC

Geographic Zones: Boulder Alley

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

Dates: 1/1/93 - 11/8/24

Total Surveys: 12

#Species Reported: 66

Average Species Reported on a Survey by Expert Surveyors: 27.91

Average Species Reported on a Survey by Novice Surveyors: 24.00

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)
1British Columbia001100110:34
12WESTERN VANCOUVER ISLAND (Fredericksen Pt - Cape Beale)001100110:34
1206s. of Bajo Pt. - Estevan Pt.001100110:34
120604Tahsis Inlet001100110:34
12060402Boulder Alley001100110:34
TOTALS001100110:34

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: 2.67
Orange Sea Pen - Cnidarians
(Ptilosarcus gurneyi)
SF: 100% | DEN: 2.25
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 100% | DEN: 3.42
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 91.67% | DEN: 1.91
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 91.67% | DEN: 2.64
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 91.67% | DEN: 3
Spiny Pink Star - Echinoderms
(Pisaster brevispinus)
SF: 91.67% | DEN: 2.09
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 91.67% | DEN: 2.91
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 83.33% | DEN: 2.4
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 83.33% | DEN: 2.8
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 83.33% | DEN: 1.9
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 75% | DEN: 2.44
Longfin Sculpin - Sculpin
(Jordania zonope)
SF: 75% | DEN: 2.22
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 75% | DEN: 3.11
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 75% | DEN: 2.33
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 75% | DEN: 2.67
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 75% | DEN: 2.44
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 66.67% | DEN: 2
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 58.33% | DEN: 2.43
Chimney Sponge - Poriferans
(Rhabdocalyptus dawsoni/Staurocalyptus dowlingi)
SF: 58.33% | DEN: 3
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 58.33% | DEN: 3.14
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 58.33% | DEN: 1.86
Cloud/Goblet Sponge - Poriferans
(Aphrocallistes vastus / Heterochone calyx)
SF: 50% | DEN: 2.17
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 50% | DEN: 2
Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 50% | DEN: 1.83
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 50% | DEN: 2.83
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 50% | DEN: 1.5
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 41.67% | DEN: 2.4
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 41.67% | DEN: 2.6
Scalyhead Sculpin - Sculpin
(Artedius harringtoni)
SF: 41.67% | DEN: 1.6
China Rockfish - Scorpionfish
(Sebastes nebulosus)
SF: 33.33% | DEN: 1.25
Decorated Warbonnet - Prickleback
(Chirolophis decoratus)
SF: 33.33% | DEN: 1
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 33.33% | DEN: 2.75
Oregon Triton - Mollusks
(Fusitriton oregonensis)
SF: 33.33% | DEN: 1.75
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 33.33% | DEN: 2.25
Transparent Ciona Tunicate (exotic) - Urochordates
(Ciona savignyi)
SF: 33.33% | DEN: 3.5
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 25% | DEN: 1.67
Northern Abalone - Mollusks
(Haliotis kamtschatkana)
SF: 25% | DEN: 2
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 25% | DEN: 2
Buffalo Sculpin - Sculpin
(Enophrys bison)
SF: 16.67% | DEN: 1
Feather Star - Echinoderms
(Florometra serratissima)
SF: 16.67% | DEN: 4
Giant Nudibranch - Mollusks
(Dendronotus iris)
SF: 16.67% | DEN: 1.5
Glassy Sea Squirt - Urochordates
(Ascidia paratropa)
SF: 16.67% | DEN: 2
Grunt Sculpin - Sculpin
(Rhamphocottus richardsonii)
SF: 16.67% | DEN: 1
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 16.67% | DEN: 2
Lingcod - Greenling
(Ophiodon elongatus)
SF: 16.67% | DEN: 2
Longfin Gunnel - Gunnel
(Pholis clemensi)
SF: 16.67% | DEN: 1
Northern Ronquil - Ronquil
(Ronquilus jordani)
SF: 16.67% | DEN: 1
Orange Social Ascidian - Urochordates
(Metandrocarpa taylori)
SF: 16.67% | DEN: 0
Sargassum - Algae
(Sargassum muticum)
SF: 16.67% | DEN: 1
Vermilion Star - Echinoderms
(Mediaster aequalis)
SF: 16.67% | DEN: 2.5
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 16.67% | DEN: 1
Whitespotted Greenling - Greenling
(Hexagrammos stelleri)
SF: 16.67% | DEN: 1
Yellow Boring Sponge - Poriferans
(Cliona californiana)
SF: 16.67% | DEN: 1
Crescent Gunnel - Gunnel
(Pholis laeta)
SF: 8.33% | DEN: 1
Fringed Tube Worm - Annelids
(Dodecaceria fewkesi)
SF: 8.33% | DEN: 0
Giant Pacific Octopus - Mollusks
(Enteroctopus dofleini)
SF: 8.33% | DEN: 1
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 8.33% | DEN: 1
Puget Sound Rockfish - Scorpionfish
(Sebastes emphaeus)
SF: 8.33% | DEN: 2
Red Rock Crab - Arthropods
(Cancer productus)
SF: 8.33% | DEN: 1
Southern Rock Sole - Righteye Flounder
(Lepidopsetta bilineata)
SF: 8.33% | DEN: 1
Spiny Dogfish - Dogfish Shark
(Squalus suckleyi)
SF: 8.33% | DEN: 2
Spot Prawn - Arthropods
(Pandalus platyceros)
SF: 8.33% | DEN: 2
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 8.33% | DEN: 0
Unidentified Sculpin - Sculpin
(Cottidae spp.)
SF: 8.33% | DEN: 2
Vermilion Rockfish - Scorpionfish
(Sebastes miniatus)
SF: 8.33% | DEN: 1