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Region: PAC

Geographic Zones: British Columbia - Zone 1 » Chatham Sound & Browns Passage - Zone 19

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

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

Total Surveys: 19

#Species Reported: 53

Average Species Reported on a Survey by Expert Surveyors: 13.50

Average Species Reported on a Survey by Novice Surveyors: 13.41

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 Columbia002001711:27
19Chatham Sound & Browns Passage002001711:27
1906Kaien Isl (Prince Rupert)0000095:45
19060001Rushbrooke Trail Slide Site0000010:25
19060002Bay NE of Galloway Rapids0000010:30
19060003Prince Rupert Harbour0000010:25
19060004Prince Rupert Harbour (S end Wolfe Island)0000010:35
19060005Vigalent Island (Prince Rupert Sound)0000010:45
19060006Pinnacle Hakai Pass0000010:42
19060007Clavella Wall (Hakai Pass)0000010:47
19060008Drum Rock Wreck0000021:36
1907Digby Isl0010000:34
19070001Kerr Rocks (Digby Island)0010000:34
1909Chatham Sound proper0000042:09
19090001Lucy Island0000042:09
1910Brown Passage proper0000042:21
19100001Rock south of Osborne Isl0000021:04
19100002Osborne Isl (Tree Nob Group)0000021:17
1913Tugwell Island0010000:38
19130001Dawes Rock (Tugwell Island)0010000:38
TOTALS002001711:27

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: 89.47% | DEN: 2.59
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 89.47% | DEN: 2.29
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 63.16% | DEN: 1.58
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 63.16% | DEN: 1.83
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 57.89% | DEN: 1.82
Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 57.89% | DEN: 2.91
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 57.89% | DEN: 2.09
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 52.63% | DEN: 3.4
Spiny Pink Star - Echinoderms
(Pisaster brevispinus)
SF: 52.63% | DEN: 1.8
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 47.37% | DEN: 1.89
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 42.11% | DEN: 3.13
Northern Abalone - Mollusks
(Haliotis kamtschatkana)
SF: 36.84% | DEN: 1.57
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 36.84% | DEN: 1.43
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 36.84% | DEN: 2.71
China Rockfish - Scorpionfish
(Sebastes nebulosus)
SF: 31.58% | DEN: 2
Gumboot Chiton - Mollusks
(Cryptochiton stelleri)
SF: 31.58% | DEN: 1.67
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 31.58% | DEN: 2.17
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 31.58% | DEN: 1.33
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 26.32% | DEN: 2.2
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 26.32% | DEN: 1.8
White-spotted Anemone - Cnidarians
(Urticina sp.)
SF: 26.32% | DEN: 1.8
Fringed Tube Worm - Annelids
(Dodecaceria pacifica)
SF: 21.05% | DEN: 1
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 21.05% | DEN: 1.75
Longfin Sculpin - Longfin Sculpins
(Jordania zonope)
SF: 21.05% | DEN: 1.75
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 21.05% | DEN: 1.25
Pink Hydrocoral - Cnidarians
(Stylaster venustus)
SF: 21.05% | DEN: 1
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 21.05% | DEN: 1.5
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 15.79% | DEN: 2.67
Orange Sea Pen - Cnidarians
(Ptilosarcus gurneyi)
SF: 15.79% | DEN: 2.33
Orange Social Ascidian - Urochordates
(Metandrocarpa taylori)
SF: 15.79% | DEN: 1
Red Rock Crab - Arthropods
(Cancer productus)
SF: 15.79% | DEN: 1.33
Cabezon - Longfin Sculpins
(Scorpaenichthys marmoratus)
SF: 10.53% | DEN: 1
Fish-eating Anemone - Cnidarians
(Urticina piscivora)
SF: 10.53% | DEN: 1
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 10.53% | DEN: 2
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 10.53% | DEN: 1
Lewis' Moonsnail - Mollusks
(Neverita lewisii)
SF: 10.53% | DEN: 2
Lion's Mane Jelly - Cnidarians
(Cyanea capillata)
SF: 10.53% | DEN: 2
Northern Feather Duster Worm - Annelids
(Eudistylia vancouveri)
SF: 10.53% | DEN: 1
Unidentified Sculpin - Marine Sculpins
(Psychrolutidae spp.)
SF: 10.53% | DEN: 3.5
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 10.53% | DEN: 1.5
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 5.26% | DEN: 2
Candy Stripe Shrimp - Arthropods
(Lebbeus grandimanus)
SF: 5.26% | DEN: 2
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 5.26% | DEN: 1
Dungeness Crab - Arthropods
(Cancer magister)
SF: 5.26% | DEN: 1
Giant Pacific Octopus - Mollusks
(Enteroctopus dofleini)
SF: 5.26% | DEN: 2
Great Sculpin - Marine Sculpins
(Myoxocephalus polyacanthocephalus)
SF: 5.26% | DEN: 2
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 5.26% | DEN: 3
Lingcod - Greenling
(Ophiodon elongatus)
SF: 5.26% | DEN: 1
Moon Jelly - Cnidarians
(Aurelia labiata)
SF: 5.26% | DEN: 2
Mosshead Warbonnet - Prickleback
(Chirolophis nugator)
SF: 5.26% | DEN: 1
Red Irish Lord - Marine Sculpins
(Hemilepidotus hemilepidotus)
SF: 5.26% | DEN: 1
Scalyhead Sculpin - Marine Sculpins
(Artedius harringtoni)
SF: 5.26% | DEN: 2
Speckled Sanddab - Sand Flounder
(Citharichthys stigmaeus)
SF: 5.26% | DEN: 1