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Region: TWA

Geographic Zones: GREATER ANTILLES & VIRGIN ISLANDS - Zone 6 » British Virgin Islands - Zone 65 » Tortola (inc. Buck Is. & Frenchmans Cay) - Zone 6501 » Jost Van Dyke (incl Little Jost Van Dyke, Green Ca - Zone 650102 » Diamond Cay (East end Jost Van Dyke) - Zone 65010203

Survey Types: Species & Abundance, Species Only

Dates: 1/1/93 - 10/16/25

Total Surveys: 5

#Species Reported: 31

Average Species Reported on a Survey by Expert Surveyors: 0

Average Species Reported on a Survey by Novice Surveyors: 11.40

Survey Type: SA = Species & Abundance; SO = Species Only - 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

		Surveys				Bottom Time
		Expert		Novice		Bottom Time
Code	Name	SA	SO	SA	SO	(H:M)
6	GREATER ANTILLES & VIRGIN ISLANDS	0	0	5	0	4:24
65	British Virgin Islands	0	0	5	0	4:24
6501	Tortola (inc. Buck Is. & Frenchmans Cay)	0	0	5	0	4:24
650102	Jost Van Dyke (incl Little Jost Van Dyke, Green Ca	0	0	5	0	4:24
65010203	Diamond Cay (East end Jost Van Dyke)	0	0	5	0	4:24
TOTALS		0	0	5	0	4:24

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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Yellowtail Snapper - Snapper
(Ocyurus chrysurus)

SF: 80% | DEN: 2.25

	Expert	Novice	Total
SF	0%	80%	80%
Den	0	2.25	2.25

Blue Tang - Surgeonfish
(Acanthurus coeruleus)

SF: 60% | DEN: 2.67

	Expert	Novice	Total
SF	0%	60%	60%
Den	0	2.67	2.67

Bluehead - Wrasse
(Thalassoma bifasciatum)

SF: 60% | DEN: 1.67

	Expert	Novice	Total
SF	0%	60%	60%
Den	0	1.67	1.67

French Grunt - Grunt
(Haemulon flavolineatum)

SF: 60% | DEN: 3

	Expert	Novice	Total
SF	0%	60%	60%
Den	0	3	3

Gray Angelfish - Angelfish
(Pomacanthus arcuatus)

SF: 60% | DEN: 2

	Expert	Novice	Total
SF	0%	60%	60%
Den	0	2	2

Queen Angelfish - Angelfish
(Holacanthus ciliaris)

SF: 60% | DEN: 1.67

	Expert	Novice	Total
SF	0%	60%	60%
Den	0	1.67	1.67

Sergeant Major - Damselfish
(Abudefduf saxatilis)

SF: 60% | DEN: 3

	Expert	Novice	Total
SF	0%	60%	60%
Den	0	3	3

Stoplight Parrotfish - Parrotfish
(Sparisoma viride)

SF: 60% | DEN: 2

	Expert	Novice	Total
SF	0%	60%	60%
Den	0	2	2

Banded Butterflyfish - Butterflyfish
(Chaetodon striatus)

SF: 40% | DEN: 1

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	1	1

Fairy Basslet - Basslet
(Gramma loreto)

SF: 40% | DEN: 1.5

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	1.5	1.5

Foureye Butterflyfish - Butterflyfish
(Chaetodon capistratus)

SF: 40% | DEN: 2.5

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	2.5	2.5

Longspine Squirrelfish - Squirrelfish
(Holocentrus rufus)

SF: 40% | DEN: 2.5

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	2.5	2.5

Ocean Surgeonfish - Surgeonfish
(Acanthurus tractus)

SF: 40% | DEN: 1.5

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	1.5	1.5

Princess Parrotfish - Parrotfish
(Scarus taeniopterus)

SF: 40% | DEN: 2

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	2	2

Slippery Dick - Wrasse
(Halichoeres bivittatus)

SF: 40% | DEN: 2.5

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	2.5	2.5

Southern Stingray - Stingray
(Hypanus americanus)

SF: 40% | DEN: 1.5

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	1.5	1.5

Unidentified Silvery Fish (Silversides / Anchovies / Herrings) - Silvery Fishes - Silversides, Herrings, and Anchovies
(Atheriniformes sp./ Clupeiformes sp.)

SF: 40% | DEN: 3

	Expert	Novice	Total
SF	0%	40%	40%
Den	0	3	3

Bar Jack - Jack
(Caranx ruber)

SF: 20% | DEN: 1

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	1	1

Barred Hamlet (Caribbean) - Seabass
(Hypoplectrus puella)

SF: 20% | DEN: 1

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	1	1

Bluestriped Grunt - Grunt
(Haemulon sciurus)

SF: 20% | DEN: 2

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	2	2

Doctorfish - Surgeonfish
(Acanthurus chirurgus)

SF: 20% | DEN: 3

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	3	3

French Angelfish - Angelfish
(Pomacanthus paru)

SF: 20% | DEN: 2

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	2	2

Rock Beauty - Angelfish
(Holacanthus tricolor)

SF: 20% | DEN: 2

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	2	2

Sand Diver - Lizardfish
(Synodus intermedius)

SF: 20% | DEN: 2

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	2	2

Schoolmaster - Snapper
(Lutjanus apodus)

SF: 20% | DEN: 2

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	2	2

Smooth Trunkfish - Boxfish
(Lactophrys triqueter)

SF: 20% | DEN: 1

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	1	1

Spotfin Butterflyfish - Butterflyfish
(Chaetodon ocellatus)

SF: 20% | DEN: 2

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	2	2

Squirrelfish - Squirrelfish
(Holocentrus adscensionis)

SF: 20% | DEN: 1

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	1	1

Tobaccofish - Seabass
(Serranus tabacarius)

SF: 20% | DEN: 1

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	1	1

Yellow Goatfish - Goatfish
(Mulloidichthys martinicus)

SF: 20% | DEN: 2

	Expert	Novice	Total
SF	0%	20%	20%
Den	0	2	2

Yellowtail (Redfin) Parrotfish - Parrotfish
(Sparisoma rubripinne)

SF: 20% | DEN: 1

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