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Region: NE

Geographic Zones: Graves Light / Graves Lighthouse

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

Dates: 1/1/93 - 11/3/24

Total Surveys: 20

#Species Reported: 34

Average Species Reported on a Survey by Expert Surveyors: 12.00

Average Species Reported on a Survey by Novice Surveyors: 7.68

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)
9US & CANADA EAST COAST (Newfoundland thru Virginia)001901014:04
91NE US (Maine thru New York/Hudson Canyon)001901014:04
9101Massachusetts001901014:04
910108Massachusetts Bay (n. of Minot - Magnolia)001901014:04
91010819Graves Light / Graves Lighthouse001901014:04
TOTALS001901014:04

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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American Lobster - Arthropods
(Homarus americanus)
SF: 90.91% | DEN: 2.1
Invasive Didemnum Tunicate - Urochordates
(Didemnum vexillum)
SF: 90.91% | DEN: 1
Orange Sheath Tunicate - Urochordates
(Botrylloides violaceus)
SF: 90.91% | DEN: 1
Cunner - Wrasse
(Tautogolabrus adspersus)
SF: 80% | DEN: 3
Atlantic Rock Crab - Arthropods
(Cancer irroratus)
SF: 72.73% | DEN: 2.13
Club Tunicate - Urochordates
(Styela clava)
SF: 72.73% | DEN: 2.13
Forbes' Sea Star - Echinoderms
(Asterias forbesi)
SF: 72.73% | DEN: 2.75
Jonah Crab - Arthropods
(Cancer borealis)
SF: 63.64% | DEN: 1.71
Northern Sea Star - Echinoderms
(Asterias rubens)
SF: 54.55% | DEN: 2.67
Sea Lettuce - Marine Plants and Algae
(Ulva sp.)
SF: 54.55% | DEN: 2.17
Blood Star - Echinoderms
(Henricia sanguinolenta)
SF: 45.45% | DEN: 2.2
Boring Sponge - Poriferans
(Cliona celata)
SF: 45.45% | DEN: 1
Sea Vase - Urochordates
(Ciona intestinalis)
SF: 45.45% | DEN: 3
Blue Mussel - Mollusks
(Mytilus edulis)
SF: 36.36% | DEN: 2.75
Grubby Sculpin - Sculpin
(Myoxocephalus aenaeus)
SF: 35% | DEN: 1
Rock Gunnel - Gunnel
(Pholis gunnellus)
SF: 30% | DEN: 1.5
Finger Sponge - Poriferans
(Haliclona oculata)
SF: 27.27% | DEN: 2.33
Tubularian Hydroid - Cnidarians
(Ectopleura crocea)
SF: 27.27% | DEN: 3.33
Pollock - Cod
(Pollachius virens)
SF: 25% | DEN: 3
Sea Raven - Sculpin
(Hemitripterus americanus)
SF: 20% | DEN: 1
Frilled Anemone - Cnidarians
(Metridium senile)
SF: 18.18% | DEN: 2
Golden Star Tunicate - Urochordates
(Botryllus schlosseri)
SF: 18.18% | DEN: 1
Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)
SF: 18.18% | DEN: 2
Red-Gilled Nudibranch - Mollusks
(Flabellina verrucosa)
SF: 18.18% | DEN: 2
Sea Lace - Bryozoans
(Membranipora membranacea)
SF: 18.18% | DEN: 2.5
Winter Flounder - Flounder (Right-Eye)
(Pseudopleuronectes americanus)
SF: 15% | DEN: 1.67
Striped Bass - Temperate Perch
(Morone saxatilis)
SF: 10% | DEN: 2
Northern Cerianthid - Cnidarians
(Cerianthus borealis)
SF: 9.09% | DEN: 2
Rough Barnacle - Arthropods
(Balanus balanus)
SF: 9.09% | DEN: 4
Stalked Tunicate - Urochordates
(Boltenia ovifera)
SF: 9.09% | DEN: 2
White Cadlina / Yellow Cadlina - Mollusks
(Cadlina laevis / Cadlina luteomarginata)
SF: 9.09% | DEN: 1
Little Skate - Skate
(Leucoraja erinacea)
SF: 5% | DEN: 2
Radiated Shanny - Prickleback
(Ulvaria subbifurcata)
SF: 5% | DEN: 2
Thorny Skate - Skate
(Amblyraja radiata)
SF: 5% | DEN: 1