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Region: PAC

Geographic Zones: Powell River

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

Dates: 1/1/93 - 9/18/24

Total Surveys: 17

#Species Reported: 68

Average Species Reported on a Survey by Expert Surveyors: 22.00

Average Species Reported on a Survey by Novice Surveyors: 21.00

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 Columbia004201114:32
13STRAIT OF GEORGIA004201114:32
131Upper Strait004201114:32
1313Sarah Point - Greif Point004201114:32
131308Powell River004201114:32
13130801Malahat Wreck0022058:46
13130802Atrevida Reef0000010:32
13130803Mystery Reef0000010:45
13130804Wreck of the Adventurer0000021:44
13130805YOGN 82 Barge (Powell River)0020022:45
TOTALS004201114:32

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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Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 94.12% | DEN: 3.25
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 93.33% | DEN: 2.93
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 93.33% | DEN: 2.86
Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 93.33% | DEN: 2.64
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 88.24% | DEN: 2.4
Lingcod - Greenling
(Ophiodon elongatus)
SF: 88.24% | DEN: 2.73
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 88.24% | DEN: 2.47
Spiny Pink Star - Echinoderms
(Pisaster brevispinus)
SF: 80% | DEN: 2.58
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 80% | DEN: 2.67
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 76.47% | DEN: 2.46
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 73.33% | DEN: 2.45
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 70.59% | DEN: 2.58
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 66.67% | DEN: 2.2
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 66.67% | DEN: 3.8
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 66.67% | DEN: 2.4
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 53.33% | DEN: 3.88
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 53.33% | DEN: 2.13
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 52.94% | DEN: 3.67
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 47.06% | DEN: 2.5
Red Rock Crab - Arthropods
(Cancer productus)
SF: 46.67% | DEN: 2
Lewis' Moonsnail - Mollusks
(Neverita lewisii)
SF: 40% | DEN: 1.5
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 35.29% | DEN: 3.17
Wolf-eel - Wolffish
(Anarrhichthys ocellatus)
SF: 35.29% | DEN: 1
Yelloweye Rockfish - Scorpionfish
(Sebastes ruberrimus)
SF: 35.29% | DEN: 1.5
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 33.33% | DEN: 2.4
Giant Nudibranch - Mollusks
(Dendronotus iris)
SF: 33.33% | DEN: 1.8
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 33.33% | DEN: 2
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 29.41% | DEN: 1.8
Dungeness Crab - Arthropods
(Cancer magister)
SF: 26.67% | DEN: 1.5
Feather Star - Echinoderms
(Florometra serratissima)
SF: 26.67% | DEN: 3
Fish-eating Anemone - Cnidarians
(Urticina piscivora)
SF: 26.67% | DEN: 1.25
Transparent Ciona Tunicate (exotic) - Urochordates
(Ciona savignyi)
SF: 26.67% | DEN: 3
C-O Sole - Righteye Flounder
(Pleuronichthys coenosus)
SF: 23.53% | DEN: 1.75
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 23.53% | DEN: 3.75
Oregon Triton - Mollusks
(Fusitriton oregonensis)
SF: 20% | DEN: 1.67
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 20% | DEN: 1.67
Whitespotted Greenling - Greenling
(Hexagrammos stelleri)
SF: 17.65% | DEN: 1.33
Chimney Sponge - Poriferans
(Rhabdocalyptus dawsoni/Staurocalyptus dowlingi)
SF: 13.33% | DEN: 1
Cloud/Goblet Sponge - Poriferans
(Aphrocallistes vastus / Heterochone calyx)
SF: 13.33% | DEN: 1
Fringed Tube Worm - Annelids
(Dodecaceria fewkesi)
SF: 13.33% | DEN: 1
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 13.33% | DEN: 2
Lion's Mane Jelly - Cnidarians
(Cyanea capillata)
SF: 13.33% | DEN: 1.5
Moon Jelly - Cnidarians
(Aurelia labiata)
SF: 13.33% | DEN: 1
Northern Feather Duster Worm - Annelids
(Eudistylia vancouveri)
SF: 13.33% | DEN: 1
Orange Sea Pen - Cnidarians
(Ptilosarcus gurneyi)
SF: 13.33% | DEN: 2
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 13.33% | DEN: 1.5
Strawberry Anemone - Cnidarians
(Corynactis californica)
SF: 13.33% | DEN: 1
Vermilion Star - Echinoderms
(Mediaster aequalis)
SF: 13.33% | DEN: 1
Cabezon - Sculpin
(Scorpaenichthys marmoratus)
SF: 11.76% | DEN: 1
China Rockfish - Scorpionfish
(Sebastes nebulosus)
SF: 11.76% | DEN: 2
Copper Rockfish YOY - Scorpionfish
(Sebastes caurinus (YOY))
SF: 11.76% | DEN: 2
Grunt Sculpin - Sculpin
(Rhamphocottus richardsonii)
SF: 11.76% | DEN: 1
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 11.76% | DEN: 2
Northern Ronquil - Ronquil
(Ronquilus jordani)
SF: 11.76% | DEN: 1
Sailfin Sculpin - Sculpin
(Nautichthys oculofasciatus)
SF: 11.76% | DEN: 1
Spiny Dogfish - Dogfish Shark
(Squalus suckleyi)
SF: 11.76% | DEN: 1
Tiger Rockfish - Scorpionfish
(Sebastes nigrocinctus)
SF: 11.76% | DEN: 1
Giant Pacific Octopus - Mollusks
(Enteroctopus dofleini)
SF: 6.67% | DEN: 2
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 6.67% | DEN: 3
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 6.67% | DEN: 2
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 6.67% | DEN: 2
Black Perch - Surfperch
(Embiotoca jacksoni)
SF: 5.88% | DEN: 3
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 5.88% | DEN: 1
Buffalo Sculpin - Sculpin
(Enophrys bison)
SF: 5.88% | DEN: 1
Great Sculpin - Sculpin
(Myoxocephalus polyacanthocephalus)
SF: 5.88% | DEN: 2
Longfin Sculpin - Sculpin
(Jordania zonope)
SF: 5.88% | DEN: 2
Speckled Sanddab - Lefteye Flounder
(Citharichthys stigmaeus)
SF: 5.88% | DEN: 1
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 5.88% | DEN: 1