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Totals Cape May Bird Observatory - Avalon Seawatch (NJ) 2021



 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
1.Pale-bellied Brent Goose0181981742930652785280467 (23 Oct)5450 5 Oct22 Dec
2.Canada Goose1510452734275406940690923 (23 Nov)434027 Sep22 Dec
3.Lesser Canada Goose02002201 (18 Oct)2218 Oct19 Oct
4.goose sp.0092111105 (24 Nov)5523 Nov19 Dec
5.Ross's Goose00101101 (29 Nov)1129 Nov29 Nov
6.Snow Goose001452313176517650559 (30 Nov)151411 Nov14 Dec
7.Eurasian White-fronted Goose01001101 (17 Oct)1117 Oct17 Oct
8.Tundra Swan002502525010 (19 Nov)4419 Nov29 Nov
9.Wood Duck22796977711866184917368 (16 Nov)545026 Sep13 Dec
10.Blue-winged Teal193620575526 (27 Sep)201825 Sep12 Nov
11.Shoveler10248425143143023 (11 Nov)252327 Sep16 Dec
12.Gadwall019180373705 (18 Oct)131217 Oct19 Nov
13.American Wigeon1217219518397396151 (18 Oct)363327 Sep15 Dec
14.Mallard010519012307301663 (18 Oct)3633 5 Oct15 Dec
15.Black Duck27195222823724633454192564 (19 Oct)746827 Sep22 Dec
16.dabbling duck sp.52277130445034949105 (19 Oct)333027 Sep 5 Dec
17.duck sp.0208782100109010900168 ( 2 Nov)3734 2 Oct21 Dec
18.Black Duck/Mallard010511617238234469 (16 Nov)2220 5 Oct20 Dec
19.Pintail1702091797493107310341091 (18 Oct)595426 Sep20 Dec
20.Green-winged Teal2182404545530883858345401750 (17 Nov)736727 Sep15 Dec
21.Redhead0036235959017 ( 1 Nov)1211 1 Nov20 Dec
22.Aythya sp.0225772331331048 (12 Nov)252319 Oct22 Dec
23.Ring-necked Duck0104285137137097 (25 Oct)131218 Oct16 Dec
24.Scaup0654741446836821104 (17 Nov)5450 5 Oct22 Dec
25.Greater / Lesser Scaup013571556396390126 (13 Nov)4037 7 Oct15 Dec
26.Lesser Scaup14634062449449096 (17 Nov)464228 Sep22 Dec
27.Eider31436136651159 ( 7 Oct)363327 Sep18 Dec
28.Harlequin Duck02013302 (23 Oct)2223 Oct 7 Dec
29.Surf Scoter950664205218823800177961939822152 (28 Oct)898230 Sep22 Dec
30.White-winged Scoter0231431423082693941 (18 Dec)5752 6 Oct22 Dec
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
31.Surf/Black Scoter2616094697181481467835311823 (20 Nov)827525 Sep22 Dec
32.Black Scoter1573317957200140771046131036679469821 (20 Oct)968822 Sep22 Dec
33.scoter sp.1226823910393830117299451726033 ( 4 Nov)595423 Sep22 Dec
34.Long-tailed Duck062551105136613633247 (18 Dec)575227 Oct22 Dec
35.Bufflehead00101751106810617378 (16 Nov)4037 1 Nov21 Dec
36.Goldeneye00010101003 ( 4 Dec)55 1 Dec12 Dec
37.Hooded Merganser0013431165165047 (16 Nov)141316 Nov11 Dec
38.Goosander00066606 (14 Dec)1114 Dec14 Dec
39.Red-breasted Merganser0403997871226119432175 ( 4 Dec)6055 5 Oct22 Dec
40.Ruddy Duck05409905 (23 Oct)4423 Oct26 Nov
41.Red-throated Diver01503394623182572785727267116 (29 Nov)767011 Oct22 Dec
42.Pacific Loon00303301 ( 3 Nov)33 3 Nov 9 Nov
43.Great Northern Diver105125861891297128710132 ( 2 Nov)968822 Sep22 Dec
44.diver sp.02406602 (22 Nov)5519 Oct24 Nov
45.Manx Shearwater01001101 (12 Oct)1112 Oct12 Oct
46.shearwater sp.01001101 (10 Oct)1110 Oct10 Oct
47.Red-necked Grebe00123301 ( 9 Nov)33 9 Nov 7 Dec
48.Slavonian Grebe031521393907 (13 Dec)211918 Oct21 Dec
49.White Ibis665107272051 ( 5 Oct)4426 Sep 1 Nov
50.Glossy Ibis021002121021 ( 7 Oct)11 7 Oct 7 Oct
51.Great Blue Heron975185266736712148 (18 Oct)575224 Sep19 Dec
52.Great White Egret65176690310310064 (17 Oct)161524 Sep23 Nov
53.heron sp.10001101 (24 Sep)1124 Sep24 Sep
54.Tricolored Heron03104312 ( 4 Oct)33 4 Oct23 Nov
55.Snowy Egret1842160211210198 (24 Sep)9824 Sep 1 Nov
56.Brown Pelican6485925701180116218121 ( 8 Oct)545022 Sep16 Nov
57.Gannet117617405825979310800310789111210015 (14 Dec)958722 Sep22 Dec
58.Brown Booby03003301 ( 4 Oct)33 4 Oct21 Oct
59.Sulid sp.14005412 (12 Oct)4425 Sep21 Oct
60.Double-crested Cormorant4083808635251923761398411398073412930 (23 Oct)1009222 Sep22 Dec
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
61.Cormorant (p. c. carbo)09126272703 ( 9 Nov)2220 7 Oct10 Dec
62.Turkey Vulture02151181806 (15 Nov)8718 Oct 9 Dec
63.Osprey81250252507 (18 Oct)151422 Sep15 Nov
64.Sharp-shinned Hawk11002111 (24 Sep)2224 Sep22 Oct
65.Cooper's Hawk0650111012 (15 Oct)10915 Oct19 Nov
66.Northern Harrier115112292726 (19 Oct)201824 Sep12 Dec
67.Bald Eagle9171904532136 (18 Oct)292724 Sep29 Nov
68.Red-tailed Hawk01001101 (19 Oct)1119 Oct19 Oct
69.American Oystercatcher270270322960159011117 (26 Sep)262423 Sep22 Dec
70.American Golden Plover13105502 (26 Oct)4428 Sep 2 Nov
71.Grey Plover461405151027 (17 Dec)131222 Sep18 Dec
72.Semipalmated Plover2142006363042 ( 4 Oct)3322 Sep 4 Oct
73.Killdeer0132013434020 (16 Nov)76 4 Oct13 Dec
74.Hudsonian Whimbrel01001101 ( 4 Oct)11 4 Oct 4 Oct
75.Turnstone11100121117 (23 Sep)3323 Sep 1 Oct
76.Knot143103636030 (13 Nov)5528 Sep24 Nov
77.Stilt Sandpiper01001101 (20 Oct)1120 Oct20 Oct
78.Dunlin949321921742868286802090 ( 2 Nov)242228 Sep18 Dec
79.Purple Sandpiper02215501 (28 Oct)5528 Oct12 Dec
80.Least Sandpiper00101101 ( 2 Nov)11 2 Nov 2 Nov
81.White-rumped Sandpiper02002111 (11 Oct)2211 Oct26 Oct
82.Pectoral Sandpiper50005504 (30 Sep)2228 Sep30 Sep
83.Semipalmated Sandpiper8800161608 (24 Sep)2224 Sep 7 Oct
84.Western Sandpiper10001101 (24 Sep)1124 Sep24 Sep
85.Long-billed Dowitcher00707707 ( 1 Nov)11 1 Nov 1 Nov
86.Short-billed Dowitcher08008804 ( 7 Oct)22 7 Oct10 Oct
87.American Woodcock01001101 (19 Oct)1119 Oct19 Oct
88.Wilson's Snipe01001101 (18 Oct)1118 Oct18 Oct
89.Greater Yellowlegs08109187 ( 7 Oct)33 7 Oct 8 Nov
90.Black Skimmer153020065442126 ( 3 Oct)111024 Sep15 Nov
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
91.Kittiwake01001011 (16 Oct)1116 Oct16 Oct
92.Bonaparte's Gull0439611401202053 (22 Nov)1817 7 Oct14 Dec
93.Laughing Gull1907173092366171217532175303249 ( 9 Oct)908322 Sep19 Dec
94.Franklin's Gull00101101 ( 9 Nov)11 9 Nov 9 Nov
95.Ring-billed Gull9844476715707190719001177 (16 Nov)746828 Sep22 Dec
96.Great Black-backed Gull28793389178138813880110 (14 Oct)857827 Sep22 Dec
97.Herring Gull1221811475405407340730399 (20 Oct)888127 Sep22 Dec
98.Lesser Black-backed Gull416651142352102564 (26 Oct)514727 Sep20 Dec
99.Caspian Tern112100323204 (22 Sep)171622 Sep27 Oct
100.Royal Tern43719076931303830344355 ( 9 Oct)767022 Sep15 Dec
101.Common Tern865200138136247 (27 Sep)181722 Sep26 Oct
102.Forster's Tern362119911401675166015224 (19 Oct)464222 Sep15 Nov
103.sterna sp.00101101 (18 Nov)1118 Nov18 Nov
104.Pomarine Skua01001101 (21 Oct)1121 Oct21 Oct
105.Arctic Skua51072601381281015 (19 Oct)464226 Sep18 Nov
106.S. parasiticus / pomarinus03407701 (19 Oct)8719 Oct17 Nov
107.Razorbill0029111102 (30 Nov)7630 Nov21 Dec
108.Feral Pigeon00101101 ( 6 Nov)11 6 Nov 6 Nov
109.Mourning Dove03003301 (18 Oct)3318 Oct20 Oct
110.hummingbird sp30003122 (27 Sep)2227 Sep28 Sep
111.Belted Kingfisher21104401 (28 Sep)4428 Sep20 Nov
112.Yellow-bellied Sapsucker01001101 (14 Oct)1114 Oct14 Oct
113.Northern Flicker22700292818 (27 Sep)121125 Sep20 Oct
114.American Kestrel60006512 (26 Sep)5525 Sep30 Sep
115.Merlin162941504465 (27 Sep)333026 Sep 3 Dec
116.Peregrine1149406454106 ( 6 Oct)343124 Sep15 Nov
117.Eastern Phoebe12003301 (30 Sep)3330 Sep19 Oct
118.Blue-headed Vireo01102201 (15 Oct)2215 Oct 1 Nov
119.American Crow00404404 ( 1 Nov)11 1 Nov 1 Nov
120.Cedar Waxwing52007614 (30 Sep)4428 Sep23 Oct
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
121.Shore Lark02103301 (18 Oct)3318 Oct24 Nov
122.Tree Swallow30201103133130300 (24 Sep)4423 Sep 2 Nov
123.Swallow00101011 ( 1 Nov)11 1 Nov 1 Nov
124.Golden-crowned Kinglet2840141403 ( 2 Nov)10930 Sep 2 Nov
125.Ruby-crowned Kinglet00101101 ( 2 Nov)11 2 Nov 2 Nov
126.Winter Wren01001101 (24 Oct)1124 Oct24 Oct
127.House Wren10001101 (30 Sep)1130 Sep30 Sep
128.Brown Creeper13307702 (15 Oct)5530 Sep 5 Nov
129.Starling001400140140042 ( 1 Nov)55 1 Nov29 Nov
130.Eastern Bluebird00011101 ( 3 Dec)11 3 Dec 3 Dec
131.Hermit Thrush00101101 ( 9 Nov)11 9 Nov 9 Nov
132.American Robin032803131020 ( 1 Nov)10918 Oct25 Nov
133.sparrow sp.02002202 (19 Oct)1119 Oct19 Oct
134.Buff-bellied Pipit08171262425 (16 Nov)171612 Oct 4 Dec
135.Purple Finch00303303 (20 Nov)1120 Nov20 Nov
136.House Finch514302222014 (19 Oct)3330 Sep 1 Nov
137.Crossbill00011101 ( 3 Dec)11 3 Dec 3 Dec
138.American Goldfinch0082101008 (29 Nov)3329 Nov14 Dec
139.Lapland Bunting00112201 (29 Nov)2229 Nov13 Dec
140.Snow Bunting00303301 (10 Nov)3310 Nov20 Nov
141.Song Sparrow05106605 (14 Oct)2214 Oct19 Nov
142.Swamp Sparrow01102201 (19 Oct)2219 Oct 2 Nov
143.White-throated Sparrow01001101 (15 Oct)1115 Oct15 Oct
144.Dark-eyed Junco01315501 (14 Oct)5514 Oct 4 Dec
145.Savannah Sparrow8600141404 (29 Sep)7626 Sep19 Oct
146.Chipping Sparrow03104401 ( 4 Oct)44 4 Oct 9 Nov
147.Clay-colored Sparrow01001101 (19 Oct)1119 Oct19 Oct
148.Yellow-breasted Chat10001101 (30 Sep)1130 Sep30 Sep
149.Bobolink30003303 (30 Sep)1130 Sep30 Sep
150.Eastern Meadowlark01320151055 (16 Oct)8714 Oct13 Nov
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
151.Red-winged Blackbird03230262608 (29 Nov)121117 Oct29 Nov
152.Brown-headed Cowbird00101101 ( 7 Nov)11 7 Nov 7 Nov
153.Rusty Blackbird01001101 (19 Oct)1119 Oct19 Oct
154.blackbird sp.0016153131015 (14 Nov)3314 Nov12 Dec
155.Common Grackle00101101 (27 Nov)1127 Nov27 Nov
156.Boat-tailed Grackle01001101 (20 Oct)1120 Oct20 Oct
157.Black-and-white Warbler10001101 (27 Sep)1127 Sep27 Sep
158.Common Yellowthroat21003302 (26 Sep)2226 Sep18 Oct
159.American Redstart10001101 (27 Sep)1127 Sep27 Sep
160.Cape May Warbler11002201 (30 Sep)2230 Sep18 Oct
161.Northern Parula12003301 (30 Sep)3330 Sep19 Oct
162.Magnolia Warbler20002202 (26 Sep)1126 Sep26 Sep
163.American Yellow Warbler30003211 (24 Sep)3324 Sep29 Sep
164.Chestnut-sided Warbler11002201 (27 Sep)2227 Sep15 Oct
165.Blackpoll Warbler05005412 (14 Oct)3314 Oct16 Oct
166.Black-throated Blue Warbler01001101 (18 Oct)1118 Oct18 Oct
167.Palm Warbler61240221576 (13 Oct)151426 Sep20 Nov
168.Myrtle Warbler0653666725600125159 (14 Oct)4340 8 Oct 9 Dec
169.Prairie Warbler11002201 (30 Sep)2230 Sep18 Oct
170.Black-throated Green Warbler01001101 (18 Oct)1118 Oct18 Oct
171.Indigo Bunting20002201 (27 Sep)2227 Sep30 Sep
172.passerine sp.03407701 (11 Oct)8711 Oct30 Nov
173.warbler sp. 4780082641858 (14 Oct)7626 Sep18 Oct
Other species
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
1.Bottle-Nosed Dolphin35164141213613491240 ( 1 Nov)474327 Sep21 Dec
2.Minke Whale00022202 (16 Dec)1116 Dec16 Dec
3.Humpback whale0029111102 (22 Nov)8722 Nov17 Dec
4.bat sp.10001101 (25 Sep)1125 Sep25 Sep
5.Eastern Red Bat21003301 (29 Sep)3329 Sep17 Oct
Other species
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
1.Orange Sulphur 14308803 (19 Oct)5527 Sep 9 Nov
2.Monarch29779610921204118816313 (19 Oct)464224 Sep14 Dec
3.Variegated Fritillary01001101 (19 Oct)1119 Oct19 Oct
4.Common Buckeye 13654001181021618 ( 1 Nov)272526 Sep19 Nov
5.Camberwell Beauty03104403 (19 Oct)2219 Oct 9 Nov
6.Black Swallowtail13004401 (26 Sep)4426 Sep21 Oct
7.Cloudless Sulphur 3891048381019 (27 Sep)141326 Sep10 Nov
8.Small White12104402 (25 Oct)3327 Sep 9 Nov
9.Eastern Comma01001101 (19 Oct)1119 Oct19 Oct
10.Question Mark/Eastern Comma00101101 ( 9 Nov)11 9 Nov 9 Nov
11.Red Admiral0292131125 ( 9 Nov)7619 Oct13 Dec
12.Painted Lady01001011 (12 Oct)1112 Oct12 Oct
13.American Lady11103301 (27 Sep)3327 Sep 8 Nov
Other species
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
1.Common Green Darner6860201915 (19 Oct)111027 Sep16 Nov
2.Wandering Glider26109904 (19 Oct)5527 Sep 1 Nov
3.Spot-winged Glider11103301 (27 Sep)3327 Sep 1 Nov
4.Black Saddlebags6340131214 (27 Sep)9826 Sep 9 Nov
5.Dragonfly unknown00101101 ( 1 Nov)11 1 Nov 1 Nov
Other species
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
1.Bumblebee sp.00101011 ( 8 Nov)11 8 Nov 8 Nov
 SpeciesSepOctNovDecTotalsSNMaximumPresence
(%)
Presence
(days)
FirstLast 
  Totals 93092175012671761214316154176124762941 10092  
  Observation hours 107:45348:31304:16209:20969:52


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