Download as .csv

Region: PAC

Geographic Zones: Rivtow Lion (Depature Bay, Nanaimo)

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

Dates: 1/1/93 - 11/8/24

Total Surveys: 34

#Species Reported: 71

Average Species Reported on a Survey by Expert Surveyors: 22.17

Average Species Reported on a Survey by Novice Surveyors: 17.30

Survey Type: FO = Fish Only; IO = Invertebrates Only; FI = Fish & Invertebrates - How to interpret REEF data?
Expand all Collapse all

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 Columbia0024001029:50
13STRAIT OF GEORGIA0024001029:50
133S. Qualicum Beach - Nanaimo0024001029:50
133001Nanaimo Bay0024001029:50
13300106Rivtow Lion (Depature Bay, Nanaimo)0024001029:50
TOTALS0024001029:50

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.
Expand all Collapse all
Plumose Anemone - Cnidarians
(Metridium farcimen / senile)
SF: 100% | DEN: 3.71
California Sea Cucumber - Echinoderms
(Parastichopus californicus)
SF: 94.12% | DEN: 2.66
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 88.24% | DEN: 2.9
Copper Rockfish - Scorpionfish
(Sebastes caurinus)
SF: 82.35% | DEN: 2.39
Kelp Greenling - Greenling
(Hexagrammos decagrammus)
SF: 79.41% | DEN: 2.26
Leather Star - Echinoderms
(Dermasterias imbricata)
SF: 79.41% | DEN: 2.33
Quillback Rockfish - Scorpionfish
(Sebastes maliger)
SF: 79.41% | DEN: 2.48
Shiny Orange Sea Squirt - Urochordates
(Cnemidocarpa finmarkiensis)
SF: 79.41% | DEN: 2.67
Tube-dwelling Anemone - Cnidarians
(Pachycerianthus fimbriatus)
SF: 76.47% | DEN: 2.58
Feather Star - Echinoderms
(Florometra serratissima)
SF: 70.59% | DEN: 3.29
Coonstripe Shrimp - Arthropods
(Pandalus danae / gurneyi)
SF: 67.65% | DEN: 2.04
Decorated Warbonnet - Prickleback
(Chirolophis decoratus)
SF: 64.71% | DEN: 1.82
Longfin Sculpin - Sculpin
(Jordania zonope)
SF: 58.82% | DEN: 1.7
Leafy Hornmouth - Mollusks
(Ceratostoma foliatum)
SF: 55.88% | DEN: 2.05
Blackeye Goby - Goby
(Rhinogobiops nicholsii)
SF: 52.94% | DEN: 2.33
Northern Feather Duster Worm - Annelids
(Eudistylia vancouveri)
SF: 52.94% | DEN: 2.67
Transparent Ciona Tunicate (exotic) - Urochordates
(Ciona savignyi)
SF: 47.06% | DEN: 3.75
Vermilion Star - Echinoderms
(Mediaster aequalis)
SF: 47.06% | DEN: 1.75
Buffalo Sculpin - Sculpin
(Enophrys bison)
SF: 41.18% | DEN: 1.29
Lingcod - Greenling
(Ophiodon elongatus)
SF: 41.18% | DEN: 1.57
Yellow Boring Sponge - Poriferans
(Cliona californiana)
SF: 41.18% | DEN: 1
Scalyhead Sculpin - Sculpin
(Artedius harringtoni)
SF: 38.24% | DEN: 1.92
Pile Perch - Surfperch
(Rhacochilus vacca)
SF: 35.29% | DEN: 2
Rock Scallop - Mollusks
(Crassadoma gigantea)
SF: 35.29% | DEN: 1.58
Moon Jelly - Cnidarians
(Aurelia labiata)
SF: 32.35% | DEN: 1.82
Striped Seaperch - Surfperch
(Embiotoca lateralis)
SF: 32.35% | DEN: 2
Dungeness Crab - Arthropods
(Cancer magister)
SF: 26.47% | DEN: 1.89
Opalescent Nudibranch - Mollusks
(Hermissenda crassicornis / opalescens)
SF: 23.53% | DEN: 1.88
Red Rock Crab - Arthropods
(Cancer productus)
SF: 23.53% | DEN: 2
Southern Rock Sole - Righteye Flounder
(Lepidopsetta bilineata)
SF: 23.53% | DEN: 1.5
Spiny Pink Star - Echinoderms
(Pisaster brevispinus)
SF: 23.53% | DEN: 1.25
Sunflower Star - Echinoderms
(Pycnopodia helianthoides)
SF: 23.53% | DEN: 1.75
Glassy Sea Squirt - Urochordates
(Ascidia paratropa)
SF: 20.59% | DEN: 2.29
Orange Sea Pen - Cnidarians
(Ptilosarcus gurneyi)
SF: 20.59% | DEN: 1.57
Yellow Margin Dorid Complex - Mollusks
(Cadlina luteomarginata/sylviaearleae/klasmalmbergi/jannanicholsae/Acanthodoris hudsoni)
SF: 20.59% | DEN: 1.57
Juvenile (YOY) Rockfish - Unidentified - Scorpionfish
(Sebastes sp. (YOY))
SF: 17.65% | DEN: 2.33
Orange Sea Cucumber - Echinoderms
(Cucumaria miniata)
SF: 17.65% | DEN: 2
Speckled Sanddab - Lefteye Flounder
(Citharichthys stigmaeus)
SF: 17.65% | DEN: 1.83
Wolf-eel - Wolffish
(Anarrhichthys ocellatus)
SF: 17.65% | DEN: 1
Giant Nudibranch - Mollusks
(Dendronotus iris)
SF: 14.71% | DEN: 1.6
Giant Pacific Octopus - Mollusks
(Enteroctopus dofleini)
SF: 14.71% | DEN: 1.4
White-lined Dirona - Mollusks
(Dirona albolineata)
SF: 14.71% | DEN: 1.2
Yellowtail Rockfish - Scorpionfish
(Sebastes flavidus)
SF: 14.71% | DEN: 1.8
Copper Rockfish YOY - Scorpionfish
(Sebastes caurinus (YOY))
SF: 11.76% | DEN: 1.5
Grunt Sculpin - Sculpin
(Rhamphocottus richardsonii)
SF: 11.76% | DEN: 1
Red Sea Urchin - Echinoderms
(Mesocentrotus franciscanus)
SF: 11.76% | DEN: 1.75
Spot Prawn - Arthropods
(Pandalus platyceros)
SF: 11.76% | DEN: 1.5
Brown Rockfish - Scorpionfish
(Sebastes auriculatus)
SF: 8.82% | DEN: 2
Giant Barnacle - Arthropods
(Balanus nubilus)
SF: 8.82% | DEN: 1.67
Mosshead Warbonnet - Prickleback
(Chirolophis nugator)
SF: 8.82% | DEN: 1.33
Puget Sound King Crab - Arthropods
(Echidnocerus cibarius)
SF: 8.82% | DEN: 1
San Diego Dorid / Leopard Dorid - Mollusks
(Diaulula sandiegensis / odonoghuei)
SF: 8.82% | DEN: 1
Northern Kelp Crab - Arthropods
(Pugettia producta)
SF: 5.88% | DEN: 1
Pacific Herring - Herring
(Clupea pallasii)
SF: 5.88% | DEN: 4
Quillback Rockfish YOY - Scorpionfish
(Sebastes maliger (YOY))
SF: 5.88% | DEN: 2
Sargassum - Algae
(Sargassum muticum)
SF: 5.88% | DEN: 1
Whitespotted Greenling - Greenling
(Hexagrammos stelleri)
SF: 5.88% | DEN: 1.5
Yelloweye Rockfish YOY - Scorpionfish
(Sebastes ruberrimus (YOY))
SF: 5.88% | DEN: 1
Black Rockfish - Scorpionfish
(Sebastes melanops)
SF: 2.94% | DEN: 1
Brown Irish Lord - Sculpin
(Hemilepidotus spinosus)
SF: 2.94% | DEN: 2
C-O Sole - Righteye Flounder
(Pleuronichthys coenosus)
SF: 2.94% | DEN: 3
Cod Sp. (Unidentified Juvenile) - Cod
(Gadidae)
SF: 2.94% | DEN: 4
Northern Abalone - Mollusks
(Haliotis kamtschatkana)
SF: 2.94% | DEN: 1
Northern Spearnose Poacher - Poacher
(Agonopsis vulsa)
SF: 2.94% | DEN: 1
Orange Cup Coral - Cnidarians
(Balanophyllia elegans)
SF: 2.94% | DEN: 3
Orange Social Ascidian - Urochordates
(Metandrocarpa taylori)
SF: 2.94% | DEN: 1
Oregon Triton - Mollusks
(Fusitriton oregonensis)
SF: 2.94% | DEN: 1
Painted Greenling - Greenling
(Oxylebius pictus)
SF: 2.94% | DEN: 2
Pygmy Poacher - Poacher
(Odontopyxis trispinosa)
SF: 2.94% | DEN: 1
Red Irish Lord - Sculpin
(Hemilepidotus hemilepidotus)
SF: 2.94% | DEN: 1
Yelloweye Rockfish - Scorpionfish
(Sebastes ruberrimus)
SF: 2.94% | DEN: 2