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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 » Xihwa Reef Boeing 737 Chemainus - Zone 13410111

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

Dates: 1/1/93 - 10/19/25

Total Surveys: 33

#Species Reported: 74

Average Species Reported on a Survey by Expert Surveyors: 17.04

Average Species Reported on a Survey by Novice Surveyors: 15.50

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 Columbia002700622:41
13STRAIT OF GEORGIA002700622:41
134S. Nanaimo - Victoria002700622:41
1341Gulf Islands002700622:41
134101Gabriola Island002700622:41
13410111Xihwa Reef Boeing 737 Chemainus002700622:41
TOTALS002700622:41

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: 96.97% | DEN: 2.69
Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 96.97% | DEN: 3.94
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 90.91% | DEN: 2.37
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 81.82% | DEN: 2.04
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 72.73% | DEN: 2.04
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 66.67% | DEN: 2.41
Feather Star - Echinoderms
(Florometra serratissima)
SF: 60.61% | DEN: 3.45
Northern Feather Duster Worm - Annelids
(Eudistylia vancouveri)
SF: 54.55% | DEN: 2.39
Scalyhead Sculpin - Marine Sculpins
(Artedius harringtoni)
SF: 54.55% | DEN: 1.89
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 51.52% | DEN: 1.76
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 45.45% | DEN: 2.07
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 42.42% | DEN: 2.14
Spiny Pink Star - Echinoderms
(Pisaster brevispinus)
SF: 42.42% | DEN: 1.71
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 39.39% | DEN: 1.77
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 39.39% | DEN: 2.08
Buffalo Sculpin - Marine Sculpins
(Enophrys bison)
SF: 36.36% | DEN: 1.17
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 36.36% | DEN: 2.67
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 36.36% | DEN: 1.83
Decorated Warbonnet - Prickleback
(Chirolophis decoratus)
SF: 33.33% | DEN: 1.64
Lion's Mane Jelly - Cnidarians
(Cyanea capillata)
SF: 33.33% | DEN: 1.64
Moon Jelly - Cnidarians
(Aurelia labiata)
SF: 33.33% | DEN: 1.82
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 33.33% | DEN: 2.55
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 30.3% | DEN: 1.6
Lingcod - Greenling
(Ophiodon elongatus)
SF: 30.3% | DEN: 1.2
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 30.3% | DEN: 2.1
Red Rock Crab - Arthropods
(Cancer productus)
SF: 27.27% | DEN: 1.67
Longfin Sculpin - Longfin Sculpins
(Jordania zonope)
SF: 24.24% | DEN: 1.75
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 18.18% | DEN: 1.83
Padded Sculpin - Marine Sculpins
(Artedius fenestralis)
SF: 18.18% | DEN: 1.67
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 18.18% | DEN: 2.83
Giant Nudibranch - Mollusks
(Dendronotus iris)
SF: 15.15% | DEN: 1.6
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 15.15% | DEN: 2.2
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 15.15% | DEN: 1.8
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 15.15% | DEN: 1.4
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 15.15% | DEN: 1.8
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 15.15% | DEN: 1.8
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 12.12% | DEN: 2.25
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 12.12% | DEN: 1.75
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 12.12% | DEN: 2
Sailfin Sculpin - Poacher
(Nautichthys oculofasciatus)
SF: 12.12% | DEN: 1.25
Southern Rock Sole - Righteye Flounder
(Lepidopsetta bilineata)
SF: 12.12% | DEN: 1.5
Speckled Sanddab - Sand Flounder
(Citharichthys stigmaeus)
SF: 12.12% | DEN: 1.5
Grunt Sculpin - Grunt Sculpins
(Rhamphocottus richardsonii)
SF: 9.09% | DEN: 1
Orange Sea Pen - Cnidarians
(Ptilosarcus gurneyi)
SF: 9.09% | DEN: 1.67
Tubesnout - Tubesnout
(Aulorhynchus flavidus)
SF: 9.09% | DEN: 2.67
Wolf-eel - Wolffish
(Anarrhichthys ocellatus)
SF: 9.09% | DEN: 1.67
Northern Spearnose Poacher - Poacher
(Agonopsis vulsa)
SF: 6.06% | DEN: 1
Orange Zoanthid - Cnidarians
(Epizoanthus scotinus)
SF: 6.06% | DEN: 1
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 6.06% | DEN: 3
Red Irish Lord - Marine Sculpins
(Hemilepidotus hemilepidotus)
SF: 6.06% | DEN: 1
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 6.06% | DEN: 2
Brown Rockfish YOY - Scorpionfish
(Sebastes auriculatus (YOY))
SF: 3.03% | DEN: 2
C-O Sole - Righteye Flounder
(Pleuronichthys coenosus)
SF: 3.03% | DEN: 2
Cloud/Goblet Sponge - Poriferans
(Aphrocallistes vastus / Heterochone calyx)
SF: 3.03% | DEN: 1
Cod Sp. (Unidentified Juvenile) - Cod
(Gadidae)
SF: 3.03% | DEN: 2
Dungeness Crab - Arthropods
(Cancer magister)
SF: 3.03% | DEN: 1
Fish-eating Anemone - Cnidarians
(Urticina piscivora)
SF: 3.03% | DEN: 2
Giant Pacific Octopus - Mollusks
(Enteroctopus dofleini)
SF: 3.03% | DEN: 1
Longfin Gunnel - Gunnel
(Pholis clemensi)
SF: 3.03% | DEN: 1
Mosshead Warbonnet - Prickleback
(Chirolophis nugator)
SF: 3.03% | DEN: 2
Oregon Triton - Mollusks
(Fusitriton oregonensis)
SF: 3.03% | DEN: 1
Pacific Herring - Herring
(Clupea pallasii)
SF: 3.03% | DEN: 4
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 3.03% | DEN: 3
Puget Sound Rockfish - Scorpionfish
(Sebastes emphaeus)
SF: 3.03% | DEN: 2
Roughback Sculpin - Marine Sculpins
(Chitonotus pugetensis)
SF: 3.03% | DEN: 1
San Diego Dorid / Northern Leopard Dorid - Mollusks
(Diaulula sandiegensis / odonoghuei)
SF: 3.03% | DEN: 2
Slender Cockscomb - Prickleback
(Anoplarchus insignis)
SF: 3.03% | DEN: 1
Smoothhead Sculpin - Marine Sculpins
(Artedius lateralis)
SF: 3.03% | DEN: 1
Spotted Ratfish - Chimaera
(Hydrolagus colliei)
SF: 3.03% | DEN: 1
Starry Flounder - Righteye Flounder
(Platichthys stellatus)
SF: 3.03% | DEN: 1
Transparent Ciona Tunicate (exotic) - Urochordates
(Ciona savignyi)
SF: 3.03% | DEN: 2
Vermilion Star - Echinoderms
(Mediaster aequalis)
SF: 3.03% | DEN: 1
Whitespotted Greenling - Greenling
(Hexagrammos stelleri)
SF: 3.03% | DEN: 1
Yellow Boring Sponge - Poriferans
(Cliona californiana)
SF: 3.03% | DEN: 1