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Region: TWA

Geographic Zones: GREATER ANTILLES & VIRGIN ISLANDS - Zone 6 » US Virgin Islands - Zone 64 » St John - Zone 6403 » Hansen Bay - Zone 64030073

Survey Types: Species & Abundance, Species Only

Dates: 1/1/93 - 4/30/25

Total Surveys: 5

#Species Reported: 96

Average Species Reported on a Survey by Expert Surveyors: 40.33

Average Species Reported on a Survey by Novice Surveyors: 36.00

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 ISLANDS30115:52
64US Virgin Islands30115:52
6403St John30115:52
64030073Hansen Bay30115:52
TOTALS30115:52

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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Bar Jack - Jack
(Caranx ruber)
SF: 100% | DEN: 2.25
Blue Tang - Surgeonfish
(Acanthurus coeruleus)
SF: 100% | DEN: 2.5
Bluehead - Wrasse
(Thalassoma bifasciatum)
SF: 100% | DEN: 2.75
Sergeant Major - Damselfish
(Abudefduf saxatilis)
SF: 100% | DEN: 2.75
Slippery Dick - Wrasse
(Halichoeres bivittatus)
SF: 100% | DEN: 2.75
Beaugregory - Damselfish
(Stegastes leucostictus)
SF: 80% | DEN: 2.33
Bicolor Damselfish - Damselfish
(Stegastes partitus)
SF: 80% | DEN: 2
French Grunt - Grunt
(Haemulon flavolineatum)
SF: 80% | DEN: 2
Ocean Surgeonfish - Surgeonfish
(Acanthurus tractus)
SF: 80% | DEN: 2.67
Schoolmaster - Snapper
(Lutjanus apodus)
SF: 80% | DEN: 2.33
Striped Parrotfish - Parrotfish
(Scarus iseri)
SF: 80% | DEN: 2.25
Threespot Damselfish - Damselfish
(Stegastes planifrons)
SF: 80% | DEN: 2
Yellowtail Damselfish - Damselfish
(Microspathodon chrysurus)
SF: 80% | DEN: 2.33
Yellowtail Snapper - Snapper
(Ocyurus chrysurus)
SF: 80% | DEN: 2.33
Banded Butterflyfish - Butterflyfish
(Chaetodon striatus)
SF: 60% | DEN: 1.5
Dusky Damselfish - Damselfish
(Stegastes adustus)
SF: 60% | DEN: 1.5
Foureye Butterflyfish - Butterflyfish
(Chaetodon capistratus)
SF: 60% | DEN: 2
Green Sea Turtle - Sea Turtles
(Chelonia mydas)
SF: 60% | DEN: 1.5
Orangespotted Filefish - Filefish
(Cantherhines pullus)
SF: 60% | DEN: 1.33
Puddingwife - Wrasse
(Halichoeres radiatus)
SF: 60% | DEN: 2
Redband Parrotfish - Parrotfish
(Sparisoma aurofrenatum)
SF: 60% | DEN: 2.33
Redlip Blenny - Blenny - Combtooth
(Ophioblennius macclurei)
SF: 60% | DEN: 1
Scrawled Filefish - Filefish
(Aluterus scriptus)
SF: 60% | DEN: 1.5
Smooth Trunkfish - Boxfish
(Lactophrys triqueter)
SF: 60% | DEN: 1.5
Spotted Goatfish - Goatfish
(Pseudupeneus maculatus)
SF: 60% | DEN: 2
Squirrelfish - Squirrelfish
(Holocentrus adscensionis)
SF: 60% | DEN: 1
Ballyhoo - Halfbeak
(Hemiramphus brasiliensis)
SF: 40% | DEN: 3
Black Hamlet - Seabass
(Hypoplectrus nigricans)
SF: 40% | DEN: 1.5
Bluestriped Grunt - Grunt
(Haemulon sciurus)
SF: 40% | DEN: 2
Brassy Chub - Chub
(Kyphosus vaigiensis)
SF: 40% | DEN: 1
Clown Wrasse - Wrasse
(Halichoeres maculipinna)
SF: 40% | DEN: 2
Doctorfish - Surgeonfish
(Acanthurus chirurgus)
SF: 40% | DEN: 1.5
Gray Snapper - Snapper
(Lutjanus griseus)
SF: 40% | DEN: 2
Graysby - Seabass
(Cephalopholis cruentata)
SF: 40% | DEN: 2
Great Barracuda - Barracuda
(Sphyraena barracuda)
SF: 40% | DEN: 1
Houndfish - Needlefish
(Tylosurus crocodilus crocodilus)
SF: 40% | DEN: 1.5
Lane Snapper - Snapper
(Lutjanus synagris)
SF: 40% | DEN: 3
Longfin Damselfish - Damselfish
(Stegastes diencaeus)
SF: 40% | DEN: 2
Longspine Squirrelfish - Squirrelfish
(Holocentrus rufus)
SF: 40% | DEN: 1
Queen Angelfish - Angelfish
(Holacanthus ciliaris)
SF: 40% | DEN: 1.5
Red Hind - Seabass
(Epinephelus guttatus)
SF: 40% | DEN: 1
Sand Diver - Lizardfish
(Synodus intermedius)
SF: 40% | DEN: 1
Sharknose Goby - Goby
(Elacatinus evelynae)
SF: 40% | DEN: 2
Spanish Hogfish - Wrasse
(Bodianus rufus)
SF: 40% | DEN: 1
Spotted Trunkfish - Boxfish
(Lactophrys bicaudalis)
SF: 40% | DEN: 2
Stoplight Parrotfish - Parrotfish
(Sparisoma viride)
SF: 40% | DEN: 2
Tomtate - Grunt
(Haemulon aurolineatum)
SF: 40% | DEN: 2
Trumpetfish - Trumpetfish
(Aulostomus maculatus)
SF: 40% | DEN: 2
White Grunt - Grunt
(Haemulon plumierii)
SF: 40% | DEN: 1.5
Yellow Goatfish - Goatfish
(Mulloidichthys martinicus)
SF: 40% | DEN: 1
Yellowfin Mojarra - Mojarra
(Gerres cinereus)
SF: 40% | DEN: 1.5
Yellowtail (Redfin) Parrotfish - Parrotfish
(Sparisoma rubripinne)
SF: 40% | DEN: 2
Barred Cardinalfish - Cardinalfish
(Apogon binotatus)
SF: 20% | DEN: 0
Barred Hamlet (Caribbean) - Seabass
(Hypoplectrus puella)
SF: 20% | DEN: 1
Bigeye Scad - Jack
(Selar crumenophthalmus)
SF: 20% | DEN: 2
Blackbar Soldierfish - Squirrelfish
(Myripristis jacobus)
SF: 20% | DEN: 3
Bridled Goby Complex (Bridled/Sand-Canyon/Patch-Reef) - Goby
(C. glaucofraenum/C. bol/C. tortugae)
SF: 20% | DEN: 2
Butter Hamlet - Seabass
(Hypoplectrus unicolor)
SF: 20% | DEN: 2
Caesar Grunt - Grunt
(Haemulon carbonarium)
SF: 20% | DEN: 3
Colon Goby - Goby
(Coryphopterus dicrus)
SF: 20% | DEN: 2
Fairy Basslet - Basslet
(Gramma loreto)
SF: 20% | DEN: 2
French Angelfish - Angelfish
(Pomacanthus paru)
SF: 20% | DEN: 2
Gray Angelfish - Angelfish
(Pomacanthus arcuatus)
SF: 20% | DEN: 0
Green Moray - Moray
(Gymnothorax funebris)
SF: 20% | DEN: 0
Highhat - Drum
(Pareques acuminatus / Pareques lineatus)
SF: 20% | DEN: 1
Horse-eye Jack - Jack
(Caranx latus)
SF: 20% | DEN: 0
Indigo Hamlet - Seabass
(Hypoplectrus indigo)
SF: 20% | DEN: 2
Juvenile Grunt - Grunt
(Haemulon sp.)
SF: 20% | DEN: 4
Longjaw Squirrelfish - Squirrelfish
(Neoniphon marianus)
SF: 20% | DEN: 1
Mahogany Snapper - Snapper
(Lutjanus mahogoni)
SF: 20% | DEN: 2
Masked Goby/Glass Goby - Goby
(Coryphopterus personatus/hyalinus)
SF: 20% | DEN: 2
Mutton Snapper - Snapper
(Lutjanus analis)
SF: 20% | DEN: 0
Nassau Grouper - Seabass
(Epinephelus striatus)
SF: 20% | DEN: 0
Northern / Southern Sennet - Barracuda
(Sphyraena borealis/picudilla)
SF: 20% | DEN: 2
Peacock Flounder - Flounder
(Bothus lunatus)
SF: 20% | DEN: 0
Peppermint Goby - Goby
(Coryphopterus lipernes)
SF: 20% | DEN: 0
Porcupinefish - Porcupinefish
(Diodon hystrix)
SF: 20% | DEN: 0
Princess Parrotfish - Parrotfish
(Scarus taeniopterus)
SF: 20% | DEN: 2
Rainbow Parrotfish - Parrotfish
(Scarus guacamaia)
SF: 20% | DEN: 0
Redtail Parrotfish - Parrotfish
(Sparisoma chrysopterum)
SF: 20% | DEN: 2
Rosy Blenny - Blenny - Labrisomids
(Malacoctenus macropus)
SF: 20% | DEN: 1
Rosy Razorfish - Wrasse
(Xyrichtys martinicensis)
SF: 20% | DEN: 2
Saddled Blenny - Blenny - Labrisomids
(Malacoctenus triangulatus)
SF: 20% | DEN: 1
Sailors Choice - Grunt
(Haemulon parra)
SF: 20% | DEN: 0
Saucereye Porgy - Porgy
(Calamus calamus)
SF: 20% | DEN: 1
Sharksucker - Remora
(Echeneis naucrates)
SF: 20% | DEN: 2
Sharpnose Puffer - Puffer
(Canthigaster rostrata)
SF: 20% | DEN: 1
Silver Jenny - Mojarra
(Eucinostomus gula)
SF: 20% | DEN: 2
Silver Porgy - Porgy
(Diplodus caudimacula)
SF: 20% | DEN: 1
Spinyhead Blenny - Blenny - Pike, tube, and flag
(Acanthemblemaria spinosa)
SF: 20% | DEN: 2
Spotfin Butterflyfish - Butterflyfish
(Chaetodon ocellatus)
SF: 20% | DEN: 0
Tobaccofish - Seabass
(Serranus tabacarius)
SF: 20% | DEN: 1
Unidentified Silvery Fish (Silversides / Anchovies / Herrings) - Silvery Fishes - Silversides, Herrings, and Anchovies
(Atheriniformes sp./ Clupeiformes sp.)
SF: 20% | DEN: 4
Yellow Jack - Jack
(Caranx bartholomaei)
SF: 20% | DEN: 1
Yellowbelly Hamlet - Seabass
(Hypoplectrus aberrans)
SF: 20% | DEN: 1
Yellowhead Jawfish - Jawfish
(Opistognathus aurifrons)
SF: 20% | DEN: 3