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Region: PAC

Geographic Zones: Thiepval Channel

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

Dates: 1/1/93 - 10/6/24

Total Surveys: 5

#Species Reported: 35

Average Species Reported on a Survey by Expert Surveyors: 0

Average Species Reported on a Survey by Novice Surveyors: 13.60

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 Columbia0003023:43
12WESTERN VANCOUVER ISLAND (Fredericksen Pt - Cape Beale)0003023:43
1209Ucluelet - Cape Beale0003023:43
12092Broken Group Islands (Barkley Sound)0003023:43
120925Turret, Lovett, & surrounding Isls.0003023:43
12092501Thiepval Channel0003023:43
TOTALS0003023:43

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: 3
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 100% | DEN: 2.4
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 100% | DEN: 2.5
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 100% | DEN: 2.8
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 100% | DEN: 2
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 100% | DEN: 1
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 100% | DEN: 3
Orange Sea Pen - Cnidarians
(Ptilosarcus gurneyi)
SF: 100% | DEN: 2.5
Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 100% | DEN: 3
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 100% | DEN: 2.5
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 100% | DEN: 2
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 100% | DEN: 2
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 80% | DEN: 2.5
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 80% | DEN: 1.75
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 60% | DEN: 3
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 60% | DEN: 3
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 60% | DEN: 2.67
Lacy Bryozoan - Bryozoans
(Phidolopora pacifica)
SF: 50% | DEN: 2
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 50% | DEN: 2
Lewis' Moonsnail - Mollusks
(Neverita lewisii)
SF: 50% | DEN: 3
Northern Feather Duster Worm - Annelids
(Eudistylia vancouveri)
SF: 50% | DEN: 1
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 50% | DEN: 2
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 50% | DEN: 2
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 50% | DEN: 1
China Rockfish - Scorpionfish
(Sebastes nebulosus)
SF: 40% | DEN: 1.5
Lingcod - Greenling
(Ophiodon elongatus)
SF: 40% | DEN: 1
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 40% | DEN: 2
Blue Rockfish - generic ID - Scorpionfish
(Sebastes mystinus/diaconus)
SF: 20% | DEN: 3
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 20% | DEN: 3
Kelp Perch - Surfperch
(Brachyistius frenatus)
SF: 20% | DEN: 2
Northern Anchovy - Anchovy
(Engraulis mordax)
SF: 20% | DEN: 4
Scalyhead Sculpin - Sculpin
(Artedius harringtoni)
SF: 20% | DEN: 2
Shiner Perch - Surfperch
(Cymatogaster aggregata)
SF: 20% | DEN: 1
Yelloweye Rockfish - Scorpionfish
(Sebastes ruberrimus)
SF: 20% | DEN: 3
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 20% | DEN: 2