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Region: NE

Geographic Zones: US & CANADA EAST COAST (Newfoundland thru Virginia) - Zone 9 » NE US (Maine thru New York/Hudson Canyon) - Zone 91 » New Hampshire - Zone 9102 » Fort Constitution (Marine Research Pier) - Zone 91020009

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

Dates: 1/1/93 - 10/28/25

Total Surveys: 18

#Species Reported: 42

Average Species Reported on a Survey by Expert Surveyors: 12.62

Average Species Reported on a Survey by Novice Surveyors: 14.60

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

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		Surveys						Bottom Time
		Expert			Novice			Bottom Time
Code	Name	FO	IO	FI	FO	IO	FI	(H:M)
9	US & CANADA EAST COAST (Newfoundland thru Virginia)	0	0	8	0	0	10	16:51
91	NE US (Maine thru New York/Hudson Canyon)	0	0	8	0	0	10	16:51
9102	New Hampshire	0	0	8	0	0	10	16:51
91020009	Fort Constitution (Marine Research Pier)	0	0	8	0	0	10	16:51
TOTALS		0	0	8	0	0	10	16:51

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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Frilled Anemone - Cnidarians
(Metridium senile)

SF: 100% | DEN: 3.89

	Expert	Novice	Total
SF	100%	100%	100%
Den	3.88	3.9	3.89

Atlantic Rock Crab - Arthropods
(Cancer irroratus)

SF: 83.33% | DEN: 2.4

	Expert	Novice	Total
SF	75%	90%	83.33%
Den	2.17	2.56	2.4

Red-Gilled Nudibranch - Mollusks
(Flabellina verrucosa)

SF: 83.33% | DEN: 2.13

	Expert	Novice	Total
SF	87.5%	80%	83.33%
Den	2.14	2.13	2.13

Jonah Crab - Arthropods
(Cancer borealis)

SF: 77.78% | DEN: 2.21

	Expert	Novice	Total
SF	75%	80%	77.78%
Den	2	2.38	2.21

Green Crab - Arthropods
(Carcinus maenus)

SF: 72.22% | DEN: 2.15

	Expert	Novice	Total
SF	75%	70%	72.22%
Den	2	2.29	2.15

Northern Cerianthid - Cnidarians
(Synarachnactis lloydii)

SF: 72.22% | DEN: 2

	Expert	Novice	Total
SF	75%	70%	72.22%
Den	2	2	2

Blue Mussel - Mollusks
(Mytilus edulis)

SF: 66.67% | DEN: 3.67

	Expert	Novice	Total
SF	50%	80%	66.67%
Den	3	4	3.67

Northern Sea Star - Echinoderms
(Asterias rubens)

SF: 61.11% | DEN: 2.18

	Expert	Novice	Total
SF	62.5%	60%	61.11%
Den	2.4	2	2.18

Sea Vase - Urochordates
(Ciona intestinalis)

SF: 61.11% | DEN: 3

	Expert	Novice	Total
SF	50%	70%	61.11%
Den	2.75	3.14	3

Forbes' Sea Star - Echinoderms
(Asterias forbesi)

SF: 55.56% | DEN: 2.2

	Expert	Novice	Total
SF	37.5%	70%	55.56%
Den	2	2.29	2.2

Shag-Rug Aeolis - Mollusks
(Aeolidia papillosa)

SF: 50% | DEN: 2.11

	Expert	Novice	Total
SF	62.5%	40%	50%
Den	2	2.25	2.11

American Lobster - Arthropods
(Homarus americanus)

SF: 44.44% | DEN: 2.25

	Expert	Novice	Total
SF	25%	60%	44.44%
Den	2.5	2.17	2.25

Green Sea Urchin - Echinoderms
(Strongylocentrotus droebachiensis)

SF: 38.89% | DEN: 2.14

	Expert	Novice	Total
SF	12.5%	60%	38.89%
Den	2	2.17	2.14

Sea Raven - Marine Sculpin
(Hemitripterus americanus)

SF: 38.89% | DEN: 1

	Expert	Novice	Total
SF	37.5%	40%	38.89%
Den	1	1	1

Cunner - Wrasse
(Tautogolabrus adspersus)

SF: 33.33% | DEN: 2.17

	Expert	Novice	Total
SF	12.5%	50%	33.33%
Den	2	2.2	2.17

Grubby Sculpin - Marine Sculpin
(Myoxocephalus aenaeus)

SF: 33.33% | DEN: 1.5

	Expert	Novice	Total
SF	37.5%	30%	33.33%
Den	1.33	1.67	1.5

Bushy-Backed Nudibranch - Mollusks
(Dendronotus frondosus)

SF: 27.78% | DEN: 2.6

	Expert	Novice	Total
SF	25%	30%	27.78%
Den	2	3	2.6

Invasive Didemnum Tunicate - Urochordates
(Didemnum vexillum)

SF: 27.78% | DEN: 1

	Expert	Novice	Total
SF	37.5%	20%	27.78%
Den	1	1	1

Sea Lettuce - Marine Plants and Algae
(Ulva sp.)

SF: 27.78% | DEN: 2.2

	Expert	Novice	Total
SF	25%	30%	27.78%
Den	2	2.33	2.2

Tubularian Hydroid - Cnidarians
(Ectopleura crocea)

SF: 27.78% | DEN: 2.8

	Expert	Novice	Total
SF	62.5%	0%	27.78%
Den	2.8	0	2.8

Club Tunicate - Urochordates
(Styela clava)

SF: 22.22% | DEN: 2.5

	Expert	Novice	Total
SF	25%	20%	22.22%
Den	2	3	2.5

Golden Star Tunicate - Urochordates
(Botryllus schlosseri)

SF: 22.22% | DEN: 1

	Expert	Novice	Total
SF	12.5%	30%	22.22%
Den	1	1	1

Green Fleece - Marine Plants and Algae
(Codium fragile)

SF: 22.22% | DEN: 1.75

	Expert	Novice	Total
SF	0%	40%	22.22%
Den	0	1.75	1.75

Northern Pipefish - Pipefish & Seahorse
(Syngnathus fuscus)

SF: 22.22% | DEN: 2

	Expert	Novice	Total
SF	12.5%	30%	22.22%
Den	2	2	2

Rock Gunnel - Gunnel
(Pholis gunnellus)

SF: 22.22% | DEN: 2

	Expert	Novice	Total
SF	12.5%	30%	22.22%
Den	2	2	2

Rough Barnacle - Arthropods
(Balanus balanus)

SF: 22.22% | DEN: 3.5

	Expert	Novice	Total
SF	0%	40%	22.22%
Den	0	3.5	3.5

Aesop Shrimp - Arthropods
(Pandalus montagui)

SF: 16.67% | DEN: 1

	Expert	Novice	Total
SF	25%	10%	16.67%
Den	1	1	1

Finger Sponge - Poriferans
(Haliclona oculata)

SF: 16.67% | DEN: 1

	Expert	Novice	Total
SF	37.5%	0%	16.67%
Den	1	0	1

Shorthorn Sculpin - Marine Sculpin
(Myoxocephalus scorpius)

SF: 16.67% | DEN: 1

	Expert	Novice	Total
SF	12.5%	20%	16.67%
Den	1	1	1

Skeleton Shrimp - Arthropods
(Caprella sp.)

SF: 16.67% | DEN: 3

	Expert	Novice	Total
SF	0%	30%	16.67%
Den	0	3	3

Sea Lace - Bryozoans
(Membranipora membranacea)

SF: 11.11% | DEN: 2

	Expert	Novice	Total
SF	12.5%	10%	11.11%
Den	2	2	2

Sea Scallop - Mollusks
(Placopectin magellanicus)

SF: 11.11% | DEN: 1.5

	Expert	Novice	Total
SF	0%	20%	11.11%
Den	0	1.5	1.5

Spiral Tufted Bryozoan - Bryozoans
(Bugula turrita)

SF: 11.11% | DEN: 3

	Expert	Novice	Total
SF	12.5%	10%	11.11%
Den	3	3	3

Winter Flounder - Flounder (Right-Eye)
(Pseudopleuronectes americanus)

SF: 11.11% | DEN: 1.5

	Expert	Novice	Total
SF	12.5%	10%	11.11%
Den	2	1	1.5

Atlantic Horseshoe Crab - Arthropods
(Limulus polyphemus)

SF: 5.56% | DEN: 1

	Expert	Novice	Total
SF	12.5%	0%	5.56%
Den	1	0	1

Blood Star - Echinoderms
(Henricia sanguinolenta)

SF: 5.56% | DEN: 1

	Expert	Novice	Total
SF	0%	10%	5.56%
Den	0	1	1

Boring Sponge - Poriferans
(Cliona celata)

SF: 5.56% | DEN: 1

	Expert	Novice	Total
SF	12.5%	0%	5.56%
Den	1	0	1

Eel Grass - Marine Plants and Algae
(Zostera marina)

SF: 5.56% | DEN: 3

	Expert	Novice	Total
SF	0%	10%	5.56%
Den	0	3	3

Lumpfish - Lumpfish & Snailfish
(Cyclopterus lumpus)

SF: 5.56% | DEN: 1

	Expert	Novice	Total
SF	12.5%	0%	5.56%
Den	1	0	1

Orange Sheath Tunicate - Urochordates
(Botrylloides violaceus)

SF: 5.56% | DEN: 1

	Expert	Novice	Total
SF	12.5%	0%	5.56%
Den	1	0	1

Radiated Shanny - Prickleback
(Ulvaria subbifurcata)

SF: 5.56% | DEN: 1

	Expert	Novice	Total
SF	12.5%	0%	5.56%
Den	1	0	1

Slime Worm - Annelids
(Myxicola infundibulum)

SF: 5.56% | DEN: 2

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