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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 » Peter Island (incl Deadchest Isle) - Zone 650110 » Great Harbor - Zone 65011003

Survey Types: Species & Abundance, Species Only

Dates: 1/1/93 - 12/26/24

Total Surveys: 34

#Species Reported: 97

Average Species Reported on a Survey by Expert Surveyors: 17.00

Average Species Reported on a Survey by Novice Surveyors: 12.76

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

SurveysBottom Time
ExpertNovice
CodeNameSASOSASO(H:M)
6GREATER ANTILLES & VIRGIN ISLANDS1033024:58
65British Virgin Islands1033024:58
6501Tortola (inc. Buck Is. & Frenchmans Cay)1033024:58
650110Peter Island (incl Deadchest Isle)1033024:58
65011003Great Harbor1033024:58
TOTALS1033024:58

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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Blue Tang - Surgeonfish
(Acanthurus coeruleus)
SF: 73.53% | DEN: 2.56
Yellowtail Snapper - Snapper
(Ocyurus chrysurus)
SF: 61.76% | DEN: 2.19
Stoplight Parrotfish - Parrotfish
(Sparisoma viride)
SF: 58.82% | DEN: 2.2
Great Barracuda - Barracuda
(Sphyraena barracuda)
SF: 52.94% | DEN: 1.17
Foureye Butterflyfish - Butterflyfish
(Chaetodon capistratus)
SF: 50% | DEN: 2
Bluehead - Wrasse
(Thalassoma bifasciatum)
SF: 47.06% | DEN: 2.5
Princess Parrotfish - Parrotfish
(Scarus taeniopterus)
SF: 44.12% | DEN: 2.07
Trumpetfish - Trumpetfish
(Aulostomus maculatus)
SF: 44.12% | DEN: 1.53
French Grunt - Grunt
(Haemulon flavolineatum)
SF: 41.18% | DEN: 2.07
Sergeant Major - Damselfish
(Abudefduf saxatilis)
SF: 41.18% | DEN: 2.21
Yellowtail Damselfish - Damselfish
(Microspathodon chrysurus)
SF: 38.24% | DEN: 1.69
Squirrelfish - Squirrelfish
(Holocentrus adscensionis)
SF: 35.29% | DEN: 2
Striped Parrotfish - Parrotfish
(Scarus iseri)
SF: 32.35% | DEN: 1.82
Redband Parrotfish - Parrotfish
(Sparisoma aurofrenatum)
SF: 29.41% | DEN: 2.1
Slippery Dick - Wrasse
(Halichoeres bivittatus)
SF: 29.41% | DEN: 2.9
Banded Butterflyfish - Butterflyfish
(Chaetodon striatus)
SF: 26.47% | DEN: 1.56
Yellowhead Wrasse - Wrasse
(Halichoeres garnoti)
SF: 23.53% | DEN: 2
Bar Jack - Jack
(Caranx ruber)
SF: 20.59% | DEN: 2.29
Fairy Basslet - Basslet
(Gramma loreto)
SF: 20.59% | DEN: 1.71
Southern Stingray - Stingray
(Hypanus americanus)
SF: 20.59% | DEN: 1.29
Spotted Goatfish - Goatfish
(Pseudupeneus maculatus)
SF: 20.59% | DEN: 2
Sand Diver - Lizardfish
(Synodus intermedius)
SF: 17.65% | DEN: 1.5
Blue Chromis - Damselfish
(Azurina cyanea)
SF: 14.71% | DEN: 2.2
Sharpnose Puffer - Puffer
(Canthigaster rostrata)
SF: 14.71% | DEN: 1.8
Beaugregory - Damselfish
(Stegastes leucostictus)
SF: 11.76% | DEN: 2.25
Bluestriped Grunt - Grunt
(Haemulon sciurus)
SF: 11.76% | DEN: 1.5
Nurse Shark - Carpet Shark
(Ginglymostoma cirratum)
SF: 11.76% | DEN: 1
Schoolmaster - Snapper
(Lutjanus apodus)
SF: 11.76% | DEN: 2.5
Yellow Goatfish - Goatfish
(Mulloidichthys martinicus)
SF: 11.76% | DEN: 2.25
Bicolor Damselfish - Damselfish
(Stegastes partitus)
SF: 8.82% | DEN: 2.33
Blue Parrotfish - Parrotfish
(Scarus coeruleus)
SF: 8.82% | DEN: 2.33
Brown Chromis - Damselfish
(Azurina multilineata)
SF: 8.82% | DEN: 1.67
Butter Hamlet - Seabass
(Hypoplectrus unicolor)
SF: 8.82% | DEN: 1
Cocoa Damselfish - Damselfish
(Stegastes xanthurus)
SF: 8.82% | DEN: 2.33
Doctorfish - Surgeonfish
(Acanthurus chirurgus)
SF: 8.82% | DEN: 2.67
Dusky Damselfish - Damselfish
(Stegastes adustus)
SF: 8.82% | DEN: 2
Gray Angelfish - Angelfish
(Pomacanthus arcuatus)
SF: 8.82% | DEN: 1.67
Hawksbill Sea Turtle - Sea Turtles
(Eretmochelys imbricata)
SF: 8.82% | DEN: 1.67
Longfin Damselfish - Damselfish
(Stegastes diencaeus)
SF: 8.82% | DEN: 1.67
Ocean Surgeonfish - Surgeonfish
(Acanthurus tractus)
SF: 8.82% | DEN: 2.33
Orangespotted Filefish - Filefish
(Cantherhines pullus)
SF: 8.82% | DEN: 1
Rainbow Parrotfish - Parrotfish
(Scarus guacamaia)
SF: 8.82% | DEN: 1.67
Red Hind - Seabass
(Epinephelus guttatus)
SF: 8.82% | DEN: 2
Rock Beauty - Angelfish
(Holacanthus tricolor)
SF: 8.82% | DEN: 1.33
Tobaccofish - Seabass
(Serranus tabacarius)
SF: 8.82% | DEN: 1.67
Tomtate - Grunt
(Haemulon aurolineatum)
SF: 8.82% | DEN: 2.33
Unidentified Silvery Fish (Silversides / Anchovies / Herrings) - Silvery Fishes - Silversides, Herrings, and Anchovies
(Atheriniformes sp./ Clupeiformes sp.)
SF: 8.82% | DEN: 3.67
Barred Hamlet (Caribbean) - Seabass
(Hypoplectrus puella)
SF: 5.88% | DEN: 3
Black Hamlet - Seabass
(Hypoplectrus nigricans)
SF: 5.88% | DEN: 1.5
Bluestriped Lizardfish - Lizardfish
(Synodus saurus)
SF: 5.88% | DEN: 1
Cero - Mackerel
(Scomberomorus regalis)
SF: 5.88% | DEN: 2
French Angelfish - Angelfish
(Pomacanthus paru)
SF: 5.88% | DEN: 1.5
Graysby - Seabass
(Cephalopholis cruentata)
SF: 5.88% | DEN: 1.5
Green Sea Turtle - Sea Turtles
(Chelonia mydas)
SF: 5.88% | DEN: 1
Harlequin Bass - Seabass
(Serranus tigrinus)
SF: 5.88% | DEN: 1.5
Honeycomb Cowfish - Boxfish
(Acanthostracion polygonius)
SF: 5.88% | DEN: 2
Lane Snapper - Snapper
(Lutjanus synagris)
SF: 5.88% | DEN: 2
Longspine Squirrelfish - Squirrelfish
(Holocentrus rufus)
SF: 5.88% | DEN: 2
Mahogany Snapper - Snapper
(Lutjanus mahogoni)
SF: 5.88% | DEN: 1
Pluma - Porgy
(Calamus pennatula)
SF: 5.88% | DEN: 2
Puddingwife - Wrasse
(Halichoeres radiatus)
SF: 5.88% | DEN: 2.5
Scrawled Filefish - Filefish
(Aluterus scriptus)
SF: 5.88% | DEN: 1
Smallmouth Grunt - Grunt
(Haemulon chrysargyreum)
SF: 5.88% | DEN: 2
Smooth Trunkfish - Boxfish
(Lactophrys triqueter)
SF: 5.88% | DEN: 1
Spanish Hogfish - Wrasse
(Bodianus rufus)
SF: 5.88% | DEN: 1
Spotfin Butterflyfish - Butterflyfish
(Chaetodon ocellatus)
SF: 5.88% | DEN: 1.5
Spotted Drum - Drum
(Eques punctatus)
SF: 5.88% | DEN: 2
White Grunt - Grunt
(Haemulon plumierii)
SF: 5.88% | DEN: 1.5
Yellowtail (Redfin) Parrotfish - Parrotfish
(Sparisoma rubripinne)
SF: 5.88% | DEN: 1.5
Atlantic Spadefish - Spadefish
(Chaetodipterus faber)
SF: 2.94% | DEN: 2
Ballyhoo - Halfbeak
(Hemiramphus brasiliensis)
SF: 2.94% | DEN: 3
Bermuda Chub/Gray Chub - Chub
(Kyphosus sectatrix / K. bigibbus)
SF: 2.94% | DEN: 1
Black Durgon - Triggerfish
(Melichthys niger)
SF: 2.94% | DEN: 2
Blue Runner - Jack
(Caranx crysos)
SF: 2.94% | DEN: 2
Bridled Goby Complex (Bridled/Sand-Canyon/Patch-Reef) - Goby
(C. glaucofraenum/C. bol/C. tortugae)
SF: 2.94% | DEN: 4
Brown Garden Eel - Conger
(Heteroconger longissimus)
SF: 2.94% | DEN: 3
Clown Wrasse - Wrasse
(Halichoeres maculipinna)
SF: 2.94% | DEN: 2
Gray Snapper - Snapper
(Lutjanus griseus)
SF: 2.94% | DEN: 1
Hogfish - Wrasse
(Lachnolaimus maximus)
SF: 2.94% | DEN: 1
Houndfish - Needlefish
(Tylosurus crocodilus crocodilus)
SF: 2.94% | DEN: 2
Longjaw Squirrelfish - Squirrelfish
(Neoniphon marianus)
SF: 2.94% | DEN: 1
Masked Goby/Glass Goby - Goby
(Coryphopterus personatus/hyalinus)
SF: 2.94% | DEN: 3
Midnight Parrotfish - Parrotfish
(Scarus coelestinus)
SF: 2.94% | DEN: 2
Mutton Snapper - Snapper
(Lutjanus analis)
SF: 2.94% | DEN: 1
Northern / Southern Sennet - Barracuda
(Sphyraena borealis/picudilla)
SF: 2.94% | DEN: 3
Redtail Parrotfish - Parrotfish
(Sparisoma chrysopterum)
SF: 2.94% | DEN: 4
Reef Squirrelfish - Squirrelfish
(Holocentrus coruscus)
SF: 2.94% | DEN: 2
Rosy Razorfish - Wrasse
(Xyrichtys martinicensis)
SF: 2.94% | DEN: 1
Saddled Blenny - Blenny - Labrisomids
(Malacoctenus triangulatus)
SF: 2.94% | DEN: 1
Scrawled Cowfish - Boxfish
(Acanthostracion quadricornis)
SF: 2.94% | DEN: 1
Spotted Trunkfish - Boxfish
(Lactophrys bicaudalis)
SF: 2.94% | DEN: 1
Tan Hamlet - Seabass
(Hypoplectrus randallorum)
SF: 2.94% | DEN: 2
Tarpon - Tarpon
(Megalops atlanticus)
SF: 2.94% | DEN: 2
Trunkfish - Boxfish
(Lactophrys trigonus)
SF: 2.94% | DEN: 1
Yellow Jack - Jack
(Caranx bartholomaei)
SF: 2.94% | DEN: 2
Yellowfin Mojarra - Mojarra
(Gerres cinereus)
SF: 2.94% | DEN: 2
Yellowtail Hamlet - Seabass
(Hypoplectrus chlorurus)
SF: 2.94% | DEN: 1