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Region: PAC

Geographic Zones: British Columbia - Zone 1 » STRAIT OF GEORGIA - Zone 13 » S. Nanaimo - Victoria - Zone 134 » Gulf Islands - Zone 1341 » Gabriola Island - Zone 134101 » Gabriola Passage - Zone 13410103

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

Dates: 1/1/93 - 10/14/25

Total Surveys: 15

#Species Reported: 48

Average Species Reported on a Survey by Expert Surveyors: 24.00

Average Species Reported on a Survey by Novice Surveyors: 19.50

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 Columbia00502810:12
13STRAIT OF GEORGIA00502810:12
134S. Nanaimo - Victoria00502810:12
1341Gulf Islands00502810:12
134101Gabriola Island00502810:12
13410103Gabriola Passage00502810:12
TOTALS00502810:12

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: 3.93
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 93.33% | DEN: 3.64
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 93.33% | DEN: 3
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 93.33% | DEN: 3.07
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 93.33% | DEN: 2.86
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 92.31% | DEN: 2.75
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 86.67% | DEN: 2.23
Lingcod - Greenling
(Ophiodon elongatus)
SF: 76.92% | DEN: 1.7
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 73.33% | DEN: 3.55
Orange Social Ascidian - Urochordates
(Metandrocarpa taylori)
SF: 73.33% | DEN: 1
Red Rock Crab - Arthropods
(Cancer productus)
SF: 73.33% | DEN: 2
Scalyhead Sculpin - Marine Sculpins
(Artedius harringtoni)
SF: 69.23% | DEN: 3.22
Fringed Tube Worm - Annelids
(Dodecaceria pacifica)
SF: 66.67% | DEN: 1
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 66.67% | DEN: 2.1
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 66.67% | DEN: 1.8
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 61.54% | DEN: 2.38
Cloud/Goblet Sponge - Poriferans
(Aphrocallistes vastus / Heterochone calyx)
SF: 60% | DEN: 1
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 53.85% | DEN: 1.57
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 53.85% | DEN: 2.71
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 53.33% | DEN: 1.63
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 46.67% | DEN: 2.14
Northern Feather Duster Worm - Annelids
(Eudistylia vancouveri)
SF: 46.67% | DEN: 1.14
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 46.67% | DEN: 1.57
Longfin Sculpin - Longfin Sculpins
(Jordania zonope)
SF: 46.15% | DEN: 2.17
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 40% | DEN: 1.83
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 38.46% | DEN: 1.8
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 33.33% | DEN: 1.6
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 30.77% | DEN: 2.25
Mosshead Warbonnet - Prickleback
(Chirolophis nugator)
SF: 30.77% | DEN: 1.5
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 30.77% | DEN: 1.75
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 26.67% | DEN: 1.5
Spiny Pink Star - Echinoderms
(Pisaster brevispinus)
SF: 26.67% | DEN: 1.75
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 26.67% | DEN: 1.5
Grunt Sculpin - Grunt Sculpins
(Rhamphocottus richardsonii)
SF: 23.08% | DEN: 1
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 23.08% | DEN: 2.33
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 23.08% | DEN: 2.67
Unidentified Sculpin - Marine Sculpins
(Psychrolutidae spp.)
SF: 23.08% | DEN: 3
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 20% | DEN: 2.33
Buffalo Sculpin - Marine Sculpins
(Enophrys bison)
SF: 15.38% | DEN: 1
Chimney Sponge - Poriferans
(Rhabdocalyptus dawsoni/Staurocalyptus dowlingi)
SF: 13.33% | DEN: 1
Fish-eating Anemone - Cnidarians
(Urticina piscivora)
SF: 13.33% | DEN: 1
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 13.33% | DEN: 2
Moon Jelly - Cnidarians
(Aurelia labiata)
SF: 13.33% | DEN: 1.5
Pink Hydrocoral - Cnidarians
(Stylaster venustus)
SF: 13.33% | DEN: 1
Barred Surfperch - Surfperch
(Amphistichus argenteus)
SF: 7.69% | DEN: 3
Decorated Warbonnet - Prickleback
(Chirolophis decoratus)
SF: 7.69% | DEN: 1
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 7.69% | DEN: 2
Dungeness Crab - Arthropods
(Cancer magister)
SF: 6.67% | DEN: 1