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Scotch Bonnet Island and Mohawk Island National Wildlife Areas Management Plan

Appendix 3: Waterfowl and Wwaterbird species using Scotch Bonnet Island National Wildlife Area and Mohawk Island National Wildlife Area and the surrounding nearshore waters (<1.5 km) during the year

A. Waterfowl and waterbird species using Scotch Bonnet Island NWA and nearshore waters
Common NameLatin NameSeasonMaximum Count During One Survey (1971-2001)a
American Black DuckAnas rubripesSpring, Fall, Winter200
Bald EagleHaliaeetus leucocephalusFall, Winter1
Black ScoterMelanitta nigraSpring, Fall, Winter324
Bonaparte's GullChroicocephalus philadelphiaSpring, Fall286
BuffleheadBucephala albeolaSpring, Fall, Winter878
Canada GooseBranta canadensisALL611
Common GoldeneyeBucephala clangulaSpring, Fall, Winter1072
Common MerganserMergus merganserSpring, Fall, Winter200
Common LoonGavia immerSpring, Fall, Winter9
Double-crested CormorantPhalacrocorax auritusSummer, Spring, Fall651
Great Black-backed GullLarus marinusALL17
Greater ScaupAythya marilaSpring, Fall, Winter10
MallardAnas platyrhynchosALL101
Long-tailed DuckClangula hyemalisSpring, Fall, Winter6500
Red-breasted MerganserMergus serratorSpring, Fall650
White-winged ScoterMelanitta fuscaSpring, Fall, Winter410
Unknown ScaupAythya spp.Spring, Fall, Winter10670

a From CWS Great Lakes Migrant Waterfowl Survey

B. Waterfowl and waterbird species using Mohawk Island NWA and nearshore waters
Common NameLatin NameSeasonMaximum Count During One Survey (1971-2001)b
American Black DuckAnas rubripesALL350
Green-winged TealAnas creccaFall25
American WigeonAnas americanaFall5
BuffleheadBucephala albeolaSpring, Fall, Winter327
Blue-winged TealAnas discorsFall40
Canada GooseBranta canadensisSpring, Fall, Winter400
CanvasbackAythya valisineriaFall100
Common GoldeneyeBucephala clangulaSpring, Fall, Winter1,317
Common MerganserMergus merganserSpring, Fall, Winter1,892
Double-crested CormorantPhalacrocorax auritusSpring, Fall600
GadwallAnas streperaSpring52
Greater ScaupAythya marilaSpring, Fall, Winter28,946
Hooded MerganserLophodytes cucullatusSpring, Fall2
MallardAnas platyrhynchosALL660
Mute SwanCygnus olorFall1
Northern PintailAnas acutaFall10
Long-tailed DuckClangula hyemalisSpring, Fall, Winter705
Red-breasted MerganserMergus serratorSpring, Fall56
Ring-necked DuckAythya collarisSpring, Fall2
Ruddy DuckOxyura jamaicensisSpring4
Unidentified ScoterMelanitta spp.Spring, Fall980

b From CWS Great Lakes Migrant Waterfowl Survey.

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