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Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
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\n
Exotic
\n
Extinct
\n
Extirpated
\n
Extralimital
\n
G1 (Highly globally rare)
\n
G1G2 (Highly globally rare)
\n
G2 (Globally rare)
\n
G2G3 (Globally rare)
\n
G3 (Globally rare/local)
\n
G3G4 (Globally vulnerable)
\n
G4
\n
G4G5
\n
G5
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
Hybrid
\n
In need of conservation
\n
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\n
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\n
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\n
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\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
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S1M (State rare migrant)
\n
S1N (State rare non-breeder)
\n
S1S2 (Highly state rare)
\n
S1S2B (State rare breeder)
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S2 (State rare)
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S2B (State rare breeder)
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S2B (State rare breeder)
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S2S3 (State rare)
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S2S3B (State rare breeder)
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S3 (Watch list)
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S3B (State watchlist breeder)
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S3S4
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S3S4B (State watchlist breeder)
\n
S4SE
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SH (Historical)
\n
SHB (State historical breeder)
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SR (State rare)
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Status Uncertain
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SUB (Status uncertain breeder)
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SXB (State extirpated breeder)
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SXM (State extirpated migrant)
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Western MD only
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Worcester only
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Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
Striped Bass
Morone
saxatilis
257
Fish
Moronidae
Perciformes
Actinopterygii
Animalia
2
Striped Killifish
Fundulus
majalis
234
Fish
Fundulidae
Cyprinodontiformes
Actinopterygii
Animalia
3
Hogchoker
Trinectes
maculatus
88
Fish
Achiridae
Pleuronectiformes
Actinopterygii
Animalia
4
Fourspine Stickleback
Apeltes
quadracus
75
Fish
Gasterostedae
Gasterrosteiformes
Actinopterygii
Animalia
1
American Wigeon
Mareca
americana
572
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Long-tailed Duck
Clangula
hyemalis
502
Birds
Anatidae
Anseriformes
Aves
Animalia
3
Common Merganser
Mergus
merganser
546
Birds
Anatidae
Anseriformes
Aves
Animalia
4
Northern Bobwhite
Colinus
virginianus
203
Birds
Odontophoridae
Galliformes
Aves
Animalia
5
Eared Grebe
Podiceps
nigricollis
91
Birds
Podicipedidae
Podicipediformes
Aves
Animalia
6
Yellow-billed Cuckoo
Coccyzus
americanus
471
Birds
Cuculidae
Cuculiformes
Aves
Animalia
7
Common Nighthawk
Chordeiles
minor
188
Birds
Caprimulgidae
Strigiformes
Aves
Animalia
8
Chuck-will's-widow
Antrostomus
carolinensis
114
Birds
Caprimulgidae
Strigiformes
Aves
Animalia
9
American Coot
Fulica
americana
428
Birds
Rallidae
Gruiformes
Aves
Animalia
10
American Oystercatcher
Haematopus
palliatus
243
Birds
Haematopodidae
Charadriiformes
Aves
Animalia
11
Black-bellied Plover
Pluvialis
squatarola
220
Birds
Charadriidae
Charadriiformes
Aves
Animalia
12
American Golden-Plover
Pluvialis
dominica
142
Birds
Charadriidae
Charadriiformes
Aves
Animalia
13
Semipalmated Plover
Charadrius
semipalmatus
308
Birds
Charadriidae
Charadriiformes
Aves
Animalia
14
Upland Sandpiper
Bartramia
longicauda
109
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
15
Whimbrel
Numenius
phaeopus
96
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
16
Hudsonian Godwit
Limosa
haemastica
84
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
17
Ruddy Turnstone
Arenaria
interpres
241
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
18
Stilt Sandpiper
Calidris
himantopus
146
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
19
Sanderling
Calidris
alba
342
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
20
Dunlin
Calidris
alpina
251
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
21
Purple Sandpiper
Calidris
maritima
158
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
22
Least Sandpiper
Calidris
minutilla
428
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
23
Pectoral Sandpiper
Calidris
melanotos
228
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
24
Semipalmated Sandpiper
Calidris
pusilla
245
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
25
American Woodcock
Scolopax
minor
357
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
26
Wilson's Snipe
Gallinago
delicata
262
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
27
Spotted Sandpiper
Actitis
macularius
517
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
28
Greater Yellowlegs
Tringa
melanoleuca
390
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
29
Lesser Yellowlegs
Tringa
flavipes
312
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
30
Willet
Tringa
semipalmata
168
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
31
Wilson's Phalarope
Phalaropus
tricolor
67
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
32
Red-necked Phalarope
Phalaropus
lobatus
94
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
33
Bonaparte's Gull
Chroicocephalus
philadelphia
329
Birds
Laridae
Charadriiformes
Aves
Animalia
34
Iceland Gull
Larus
glaucoides
119
Birds
Laridae
Charadriiformes
Aves
Animalia
35
Eastern Willet
Tringa
semipalmata
semipalmata
32
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
36
Western Willet
Tringa
semipalmata
inornatus
19
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
37
Least Tern
Sternula
antillarum
334
Birds
Laridae
Charadriiformes
Aves
Animalia
38
Black Tern
Chlidonias
niger
119
Birds
Laridae
Charadriiformes
Aves
Animalia
39
Black Skimmer
Rynchops
niger
158
Birds
Laridae
Charadriiformes
Aves
Animalia
40
Brown Booby
Sula
leucogaster
46
Birds
Sulidae
Suliformes
Aves
Animalia
41
Northern Gannet
Morus
bassanus
170
Birds
Sulidae
Suliformes
Aves
Animalia
42
Neotropic Cormorant
Nannopterum
brasilianum
25
Birds
Phalacrocoracidae
Suliformes
Aves
Animalia
43
Great Cormorant
Phalacrocorax
carbo
101
Birds
Phalacrocoracidae
Suliformes
Aves
Animalia
44
Brown Pelican
Pelecanus
occidentalis
299
Birds
Pelecanidae
Pelecaniformes
Aves
Animalia
45
Snowy Egret
Egretta
thula
356
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
46
Little Blue Heron
Egretta
caerulea
320
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
47
Tricolored Heron
Egretta
tricolor
255
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
48
Cattle Egret
Bubulcus
ibis
210
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
49
Glossy Ibis
Plegadis
falcinellus
183
Birds
Threskiornithidae
Pelecaniformes
Aves
Animalia
50
Golden Eagle
Aquila
chrysaetos
105
Birds
Accipitridae
Accipitriformes
Aves
Animalia
51
Red-shouldered Hawk
Buteo
lineatus
1697
Birds
Accipitridae
Accipitriformes
Aves
Animalia
52
Broad-winged Hawk
Buteo
platypterus
356
Birds
Accipitridae
Accipitriformes
Aves
Animalia
53
Short-eared Owl
Asio
flammeus
169
Birds
Strigidae
Strigiformes
Aves
Animalia
54
Northern Saw-whet Owl
Aegolius
acadicus
165
Birds
Strigidae
Strigiformes
Aves
Animalia
55
Downy Woodpecker
Dryobates
pubescens
1644
Birds
Picidae
Piciformes
Aves
Animalia
56
Yellow-bellied Flycatcher
Empidonax
flaviventris
99
Birds
Tyrannidae
Passeriformes
Aves
Animalia
57
Alder Flycatcher
Empidonax
alnorum
113
Birds
Tyrannidae
Passeriformes
Aves
Animalia
58
Least Flycatcher
Empidonax
minimus
162
Birds
Tyrannidae
Passeriformes
Aves
Animalia
59
Eastern Phoebe
Sayornis
phoebe
1249
Birds
Tyrannidae
Passeriformes
Aves
Animalia
60
Gray Kingbird
Tyrannus
dominicensis
33
Birds
Tyrannidae
Passeriformes
Aves
Animalia
61
White-eyed Vireo
Vireo
griseus
444
Birds
Vireonidae
Passeriformes
Aves
Animalia
62
Yellow-throated Vireo
Vireo
flavifrons
276
Birds
Vireonidae
Passeriformes
Aves
Animalia
63
Blue-headed Vireo
Vireo
solitarius
375
Birds
Vireonidae
Passeriformes
Aves
Animalia
64
Philadelphia Vireo
Vireo
philadelphicus
157
Birds
Vireonidae
Passeriformes
Aves
Animalia
65
Warbling Vireo
Vireo
gilvus
211
Birds
Vireonidae
Passeriformes
Aves
Animalia
66
Blue Jay
Cyanocitta
cristata
1768
Birds
Corvidae
Passeriformes
Aves
Animalia
67
Horned Lark
Eremophila
alpestris
390
Birds
Alaudidae
Passeriformes
Aves
Animalia
68
Cliff Swallow
Petrochelidon
pyrrhonota
216
Birds
Hirundinidae
Passeriformes
Aves
Animalia
69
Carolina Chickadee
Poecile
carolinensis
1455
Birds
Paridae
Passeriformes
Aves
Animalia
70
Red-breasted Nuthatch
Sitta
canadensis
578
Birds
Sittidae
Passeriformes
Aves
Animalia
71
White-breasted Nuthatch
Sitta
carolinensis
1375
Birds
Sittidae
Passeriformes
Aves
Animalia
72
House Wren
Troglodytes
aedon
577
Birds
Troglodytidae
Passeriformes
Aves
Animalia
73
Sedge Wren
Cistothorus
stellaris
143
Birds
Troglodytidae
Passeriformes
Aves
Animalia
74
Marsh Wren
Cistothorus
palustris
259
Birds
Troglodytidae
Passeriformes
Aves
Animalia
75
Ruby-crowned Kinglet
Corthylio
calendula
928
Birds
Regulidae
Passeriformes
Aves
Animalia
76
Eastern Bluebird
Sialia
sialis
2480
Birds
Turdidae
Passeriformes
Aves
Animalia
77
Veery
Catharus
fuscescens
239
Birds
Turdidae
Passeriformes
Aves
Animalia
78
Gray-cheeked Thrush
Catharus
minimus
142
Birds
Turdidae
Passeriformes
Aves
Animalia
79
Hermit Thrush
Catharus
guttatus
789
Birds
Turdidae
Passeriformes
Aves
Animalia
80
American Robin
Turdus
migratorius
2971
Birds
Turdidae
Passeriformes
Aves
Animalia
81
Evening Grosbeak
Coccothraustes
vespertinus
150
Birds
Fringillidae
Passeriformes
Aves
Animalia
82
Purple Finch
Haemorhous
purpureus
518
Birds
Fringillidae
Passeriformes
Aves
Animalia
83
White-winged Crossbill
Loxia
leucoptera
95
Birds
Fringillidae
Passeriformes
Aves
Animalia
84
Pine Siskin
Spinus
pinus
449
Birds
Fringillidae
Passeriformes
Aves
Animalia
85
Ovenbird
Seiurus
aurocapilla
706
Birds
Parulidae
Passeriformes
Aves
Animalia
86
Worm-eating Warbler
Helmitheros
vermivorum
257
Birds
Parulidae
Passeriformes
Aves
Animalia
87
Louisiana Waterthrush
Parkesia
motacilla
379
Birds
Parulidae
Passeriformes
Aves
Animalia
88
Golden-winged Warbler
Vermivora
chrysoptera
105
Birds
Parulidae
Passeriformes
Aves
Animalia
89
Blue-winged Warbler
Vermivora
cyanoptera
169
Birds
Parulidae
Passeriformes
Aves
Animalia
90
Black-and-white Warbler
Mniotilta
varia
626
Birds
Parulidae
Passeriformes
Aves
Animalia
91
Prothonotary Warbler
Protonotaria
citrea
370
Birds
Parulidae
Passeriformes
Aves
Animalia
92
Tennessee Warbler
Leiothlypis
peregrina
247
Birds
Parulidae
Passeriformes
Aves
Animalia
93
Orange-crowned Warbler
Leiothlypis
celata
182
Birds
Parulidae
Passeriformes
Aves
Animalia
94
Connecticut Warbler
Oporornis
agilis
119
Birds
Parulidae
Passeriformes
Aves
Animalia
95
Mourning Warbler
Geothlypis
philadelphia
101
Birds
Parulidae
Passeriformes
Aves
Animalia
96
Hooded Warbler
Setophaga
citrina
259
Birds
Parulidae
Passeriformes
Aves
Animalia
97
American Redstart
Setophaga
ruticilla
673
Birds
Parulidae
Passeriformes
Aves
Animalia
98
Cape May Warbler
Setophaga
tigrina
400
Birds
Parulidae
Passeriformes
Aves
Animalia
99
Cerulean Warbler
Setophaga
cerulea
145
Birds
Parulidae
Passeriformes
Aves
Animalia
100
Northern Parula
Setophaga
americana
565
Birds
Parulidae
Passeriformes
Aves
Animalia
101
Magnolia Warbler
Setophaga
magnolia
551
Birds
Parulidae
Passeriformes
Aves
Animalia
102
Bay-breasted Warbler
Setophaga
castanea
245
Birds
Parulidae
Passeriformes
Aves
Animalia
103
Blackburnian Warbler
Setophaga
fusca
333
Birds
Parulidae
Passeriformes
Aves
Animalia
104
Yellow Warbler
Setophaga
petechia
383
Birds
Parulidae
Passeriformes
Aves
Animalia
105
Chestnut-sided Warbler
Setophaga
pensylvanica
431
Birds
Parulidae
Passeriformes
Aves
Animalia
106
Blackpoll Warbler
Setophaga
striata
390
Birds
Parulidae
Passeriformes
Aves
Animalia
107
Black-throated Blue Warbler
Setophaga
caerulescens
484
Birds
Parulidae
Passeriformes
Aves
Animalia
108
Palm Warbler
Setophaga
palmarum
482
Birds
Parulidae
Passeriformes
Aves
Animalia
109
Pine Warbler
Setophaga
pinus
521
Birds
Parulidae
Passeriformes
Aves
Animalia
110
Myrtle Warbler
Setophaga
coronata
coronata
1282
Birds
Parulidae
Passeriformes
Aves
Animalia
111
Yellow-throated Warbler
Setophaga
dominica
286
Birds
Parulidae
Passeriformes
Aves
Animalia
112
Prairie Warbler
Setophaga
discolor
372
Birds
Parulidae
Passeriformes
Aves
Animalia
113
Black-throated Green Warbler
Setophaga
virens
435
Birds
Parulidae
Passeriformes
Aves
Animalia
114
Canada Warbler
Cardellina
canadensis
271
Birds
Parulidae
Passeriformes
Aves
Animalia
115
Chipping Sparrow
Spizella
passerina
1298
Birds
Emberizidae
Passeriformes
Aves
Animalia
116
Clay-colored Sparrow
Spizella
pallida
99
Birds
Emberizidae
Passeriformes
Aves
Animalia
117
Field Sparrow
Spizella
pusilla
894
Birds
Emberizidae
Passeriformes
Aves
Animalia
118
LeConte's Sparrow
Ammospiza
leconteii
66
Birds
Emberizidae
Passeriformes
Aves
Animalia
119
Seaside Sparrow
Ammospiza
maritima
177
Birds
Emberizidae
Passeriformes
Aves
Animalia
120
Nelson's Sparrow
Ammospiza
nelsoni
115
Birds
Emberizidae
Passeriformes
Aves
Animalia
121
Saltmarsh Sparrow
Ammospiza
caudacuta
91
Birds
Emberizidae
Passeriformes
Aves
Animalia
122
Lincoln's Sparrow
Melospiza
lincolnii
277
Birds
Emberizidae
Passeriformes
Aves
Animalia
123
Swamp Sparrow
Melospiza
georgiana
911
Birds
Emberizidae
Passeriformes
Aves
Animalia
124
White-throated Sparrow
Zonotrichia
albicollis
2613
Birds
Emberizidae
Passeriformes
Aves
Animalia
125
Harris's Sparrow
Zonotrichia
querula
44
Birds
Emberizidae
Passeriformes
Aves
Animalia
126
White-crowned Sparrow
Zonotrichia
leucophrys
497
Birds
Emberizidae
Passeriformes
Aves
Animalia
127
Rose-breasted Grosbeak
Pheucticus
ludovicianus
513
Birds
Cardinalidae
Passeriformes
Aves
Animalia
128
Indigo Bunting
Passerina
cyanea
744
Birds
Cardinalidae
Passeriformes
Aves
Animalia
129
Dickcissel
Spiza
americana
197
Birds
Cardinalidae
Passeriformes
Aves
Animalia
130
Yellow-breasted Chat
Icteria
virens
308
Birds
Icteriidae
Passeriformes
Aves
Animalia
131
Bobolink
Dolichonyx
oryzivorus
304
Birds
Icteridae
Passeriformes
Aves
Animalia
132
Red-winged Blackbird
Agelaius
phoeniceus
2138
Birds
Icteridae
Passeriformes
Aves
Animalia
133
Rusty Blackbird
Euphagus
carolinus
392
Birds
Icteridae
Passeriformes
Aves
Animalia
1
Patent Leather Beetle
Odontotaenius
disjunctus
1162
Scarab Beetles
Passalidae
Coleoptera
Insecta
Animalia
1
Northern River Otter
Lontra
canadensis
188
Mammals
Mustelidae
Carnivora
Mammalia
Animalia
2
Common Raccoon
Procyon
lotor
833
Mammals
Procyonidae
Carnivora
Mammalia
Animalia
1
Mayapple
Podophyllum
peltatum
1470
Barberry Family
Berberidaceae
Ranunculales
Magnoliopsida
Plantae
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