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Adventive
\n
Coastal Plain only
\n
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\n
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\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)
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In need of conservation
\n
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\n
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S1B (Highly state rare breeder)
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S1M (State rare migrant)
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S1S2 (Highly state rare)
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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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SH (Historical)
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SHB (State historical breeder)
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Western MD only
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Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
Eastern Spadefoot
Scaphiopus
holbrookii
181
Amphibians
Scaphiopodidae
Anura
Amphibia
Animalia
2
Marbled Salamander
Ambystoma
opacum
500
Amphibians
Ambystomatidae
Caudata
Amphibia
Animalia
3
American Bullfrog
Lithobates
catesbeianus
1731
Amphibians
Ranidae
Anura
Amphibia
Animalia
1
Bold Jumper
Phidippus
audax
235
Spiders
Salticidae
Araneae
Arachnida
Animalia
1
Snow Goose
Anser
caerulescens
386
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Brant
Branta
bernicla
240
Birds
Anatidae
Anseriformes
Aves
Animalia
3
Canada Goose
Branta
canadensis
3256
Birds
Anatidae
Anseriformes
Aves
Animalia
4
Wood Duck
Aix
sponsa
1272
Birds
Anatidae
Anseriformes
Aves
Animalia
5
Gadwall
Mareca
strepera
556
Birds
Anatidae
Anseriformes
Aves
Animalia
6
American Wigeon
Mareca
americana
681
Birds
Anatidae
Anseriformes
Aves
Animalia
7
Mallard
Anas
platyrhynchos
2772
Birds
Anatidae
Anseriformes
Aves
Animalia
8
Green-winged Teal
Anas
crecca
508
Birds
Anatidae
Anseriformes
Aves
Animalia
9
Canvasback
Aythya
valisineria
627
Birds
Anatidae
Anseriformes
Aves
Animalia
10
Ring-necked Duck
Aythya
collaris
1088
Birds
Anatidae
Anseriformes
Aves
Animalia
11
Surf Scoter
Melanitta
perspicillata
392
Birds
Anatidae
Anseriformes
Aves
Animalia
12
Bufflehead
Bucephala
albeola
1313
Birds
Anatidae
Anseriformes
Aves
Animalia
13
Red-breasted Merganser
Mergus
serrator
434
Birds
Anatidae
Anseriformes
Aves
Animalia
14
Pied-billed Grebe
Podilymbus
podiceps
625
Birds
Podicipedidae
Podicipediformes
Aves
Animalia
15
Mourning Dove
Zenaida
macroura
2145
Birds
Columbidae
Columbiformes
Aves
Animalia
16
Clapper Rail
Rallus
crepitans
152
Birds
Rallidae
Gruiformes
Aves
Animalia
17
American Coot
Fulica
americana
475
Birds
Rallidae
Gruiformes
Aves
Animalia
18
American Oystercatcher
Haematopus
palliatus
262
Birds
Haematopodidae
Charadriiformes
Aves
Animalia
19
Black-bellied Plover
Pluvialis
squatarola
224
Birds
Charadriidae
Charadriiformes
Aves
Animalia
20
Semipalmated Plover
Charadrius
semipalmatus
319
Birds
Charadriidae
Charadriiformes
Aves
Animalia
21
Piping Plover
Charadrius
melodus
94
Birds
Charadriidae
Charadriiformes
Aves
Animalia
22
Killdeer
Charadrius
vociferus
1105
Birds
Charadriidae
Charadriiformes
Aves
Animalia
23
Whimbrel
Numenius
phaeopus
96
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
24
Marbled Godwit
Limosa
fedoa
81
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
25
Ruddy Turnstone
Arenaria
interpres
263
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
26
Stilt Sandpiper
Calidris
himantopus
147
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
27
Sanderling
Calidris
alba
382
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
28
Dunlin
Calidris
alpina
268
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
29
Least Sandpiper
Calidris
minutilla
444
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
30
Spotted Sandpiper
Actitis
macularius
539
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
31
Lesser Yellowlegs
Tringa
flavipes
341
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
32
Willet
Tringa
semipalmata
174
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
33
Bonaparte's Gull
Chroicocephalus
philadelphia
361
Birds
Laridae
Charadriiformes
Aves
Animalia
34
Laughing Gull
Leucophaeus
atricilla
924
Birds
Laridae
Charadriiformes
Aves
Animalia
35
Ring-billed Gull
Larus
delawarensis
1538
Birds
Laridae
Charadriiformes
Aves
Animalia
36
Iceland Gull
Larus
glaucoides
121
Birds
Laridae
Charadriiformes
Aves
Animalia
37
Great Black-backed Gull
Larus
marinus
554
Birds
Laridae
Charadriiformes
Aves
Animalia
38
Least Tern
Sternula
antillarum
338
Birds
Laridae
Charadriiformes
Aves
Animalia
39
Gull-billed Tern
Gelochelidon
nilotica
35
Birds
Laridae
Charadriiformes
Aves
Animalia
40
Black Tern
Chlidonias
niger
119
Birds
Laridae
Charadriiformes
Aves
Animalia
41
Royal Tern
Thalasseus
maximus
366
Birds
Laridae
Charadriiformes
Aves
Animalia
42
Black Skimmer
Rynchops
niger
162
Birds
Laridae
Charadriiformes
Aves
Animalia
43
Common Loon
Gavia
immer
723
Birds
Gaviidae
Gaviiformes
Aves
Animalia
44
Double-crested Cormorant
Nannopterum
auritum
1562
Birds
Phalacrocoracidae
Suliformes
Aves
Animalia
45
American White Pelican
Pelecanus
erythrorhynchos
178
Birds
Pelecanidae
Pelecaniformes
Aves
Animalia
46
Brown Pelican
Pelecanus
occidentalis
326
Birds
Pelecanidae
Pelecaniformes
Aves
Animalia
47
Great Blue Heron
Ardea
herodias
3805
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
48
Great Egret
Ardea
alba
854
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
49
Tricolored Heron
Egretta
tricolor
259
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
50
Green Heron
Butorides
virescens
1100
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
51
White Ibis
Eudocimus
albus
191
Birds
Threskiornithidae
Pelecaniformes
Aves
Animalia
52
Glossy Ibis
Plegadis
falcinellus
187
Birds
Threskiornithidae
Pelecaniformes
Aves
Animalia
53
Black Vulture
Coragyps
atratus
1391
Birds
Cathartidae
Accipitriformes
Aves
Animalia
54
Turkey Vulture
Cathartes
aura
2236
Birds
Cathartidae
Accipitriformes
Aves
Animalia
55
Osprey
Pandion
haliaetus
1927
Birds
Pandioidae
Accipitriformes
Aves
Animalia
56
Bald Eagle
Haliaeetus
leucocephalus
4317
Birds
Accipitridae
Accipitriformes
Aves
Animalia
57
Red-shouldered Hawk
Buteo
lineatus
1941
Birds
Accipitridae
Accipitriformes
Aves
Animalia
58
Barred Owl
Strix
varia
775
Birds
Strigidae
Strigiformes
Aves
Animalia
59
Belted Kingfisher
Megaceryle
alcyon
1392
Birds
Alcedinidae
Coraciiformes
Aves
Animalia
60
Red-headed Woodpecker
Melanerpes
erythrocephalus
545
Birds
Picidae
Piciformes
Aves
Animalia
61
Red-bellied Woodpecker
Melanerpes
carolinus
1931
Birds
Picidae
Piciformes
Aves
Animalia
62
Yellow-bellied Sapsucker
Sphyrapicus
varius
1114
Birds
Picidae
Piciformes
Aves
Animalia
63
Downy Woodpecker
Dryobates
pubescens
1811
Birds
Picidae
Piciformes
Aves
Animalia
64
Hairy Woodpecker
Dryobates
villosus
565
Birds
Picidae
Piciformes
Aves
Animalia
65
Northern Flicker
Colaptes
auratus
1477
Birds
Picidae
Piciformes
Aves
Animalia
66
American Kestrel
Falco
sparverius
703
Birds
Falconidae
Falconiformes
Aves
Animalia
67
Merlin
Falco
columbarius
435
Birds
Falconidae
Falconiformes
Aves
Animalia
68
Eastern Wood-Pewee
Contopus
virens
577
Birds
Tyrannidae
Passeriformes
Aves
Animalia
69
Eastern Phoebe
Sayornis
phoebe
1369
Birds
Tyrannidae
Passeriformes
Aves
Animalia
70
Great Crested Flycatcher
Myiarchus
crinitus
559
Birds
Tyrannidae
Passeriformes
Aves
Animalia
71
Eastern Kingbird
Tyrannus
tyrannus
950
Birds
Tyrannidae
Passeriformes
Aves
Animalia
72
Horned Lark
Eremophila
alpestris
429
Birds
Alaudidae
Passeriformes
Aves
Animalia
73
Barn Swallow
Hirundo
rustica
764
Birds
Hirundinidae
Passeriformes
Aves
Animalia
74
Carolina Chickadee
Poecile
carolinensis
1591
Birds
Paridae
Passeriformes
Aves
Animalia
75
Tufted Titmouse
Baeolophus
bicolor
1704
Birds
Paridae
Passeriformes
Aves
Animalia
76
White-breasted Nuthatch
Sitta
carolinensis
1519
Birds
Sittidae
Passeriformes
Aves
Animalia
77
Brown-headed Nuthatch
Sitta
pusilla
324
Birds
Sittidae
Passeriformes
Aves
Animalia
78
House Wren
Troglodytes
aedon
596
Birds
Troglodytidae
Passeriformes
Aves
Animalia
79
Carolina Wren
Thryothorus
ludovicianus
1977
Birds
Troglodytidae
Passeriformes
Aves
Animalia
80
Blue-gray Gnatcatcher
Polioptila
caerulea
715
Birds
Polioptilidae
Passeriformes
Aves
Animalia
81
Golden-crowned Kinglet
Regulus
satrapa
735
Birds
Regulidae
Passeriformes
Aves
Animalia
82
Eastern Bluebird
Sialia
sialis
2863
Birds
Turdidae
Passeriformes
Aves
Animalia
83
Hermit Thrush
Catharus
guttatus
944
Birds
Turdidae
Passeriformes
Aves
Animalia
84
American Robin
Turdus
migratorius
3369
Birds
Turdidae
Passeriformes
Aves
Animalia
85
Gray Catbird
Dumetella
carolinensis
1345
Birds
Mimidae
Passeriformes
Aves
Animalia
86
Northern Mockingbird
Mimus
polyglottos
2152
Birds
Mimidae
Passeriformes
Aves
Animalia
87
European Starling
Sturnus
vulgaris
1474
Birds
Sturnidae
Passeriformes
Aves
Animalia
88
Cedar Waxwing
Bombycilla
cedrorum
1178
Birds
Bombycillidae
Passeriformes
Aves
Animalia
89
House Finch
Haemorhous
mexicanus
1426
Birds
Fringillidae
Passeriformes
Aves
Animalia
90
Snow Bunting
Plectrophenax
nivalis
210
Birds
Calcariidae
Passeriformes
Aves
Animalia
91
Ovenbird
Seiurus
aurocapilla
742
Birds
Parulidae
Passeriformes
Aves
Animalia
92
Louisiana Waterthrush
Parkesia
motacilla
399
Birds
Parulidae
Passeriformes
Aves
Animalia
93
Prothonotary Warbler
Protonotaria
citrea
384
Birds
Parulidae
Passeriformes
Aves
Animalia
94
American Redstart
Setophaga
ruticilla
694
Birds
Parulidae
Passeriformes
Aves
Animalia
95
Pine Warbler
Setophaga
pinus
565
Birds
Parulidae
Passeriformes
Aves
Animalia
96
Myrtle Warbler
Setophaga
coronata
coronata
1500
Birds
Parulidae
Passeriformes
Aves
Animalia
97
Prairie Warbler
Setophaga
discolor
388
Birds
Parulidae
Passeriformes
Aves
Animalia
98
Dark-eyed Junco (Slate-colored)
Junco
hyemalis
1782
Birds
Emberizidae
Passeriformes
Aves
Animalia
99
Chipping Sparrow
Spizella
passerina
1415
Birds
Emberizidae
Passeriformes
Aves
Animalia
100
Savannah Sparrow
Passerculus
sandwichensis
558
Birds
Emberizidae
Passeriformes
Aves
Animalia
101
Seaside Sparrow
Ammospiza
maritima
182
Birds
Emberizidae
Passeriformes
Aves
Animalia
102
Song Sparrow
Melospiza
melodia
2521
Birds
Emberizidae
Passeriformes
Aves
Animalia
103
Swamp Sparrow
Melospiza
georgiana
983
Birds
Emberizidae
Passeriformes
Aves
Animalia
104
White-throated Sparrow
Zonotrichia
albicollis
2989
Birds
Emberizidae
Passeriformes
Aves
Animalia
105
Summer Tanager
Piranga
rubra
306
Birds
Cardinalidae
Passeriformes
Aves
Animalia
106
Blue Grosbeak
Passerina
caerulea
470
Birds
Cardinalidae
Passeriformes
Aves
Animalia
107
Indigo Bunting
Passerina
cyanea
777
Birds
Cardinalidae
Passeriformes
Aves
Animalia
108
Yellow-breasted Chat
Icteria
virens
321
Birds
Icteriidae
Passeriformes
Aves
Animalia
109
Red-winged Blackbird
Agelaius
phoeniceus
2381
Birds
Icteridae
Passeriformes
Aves
Animalia
110
Common Grackle
Quiscalus
quiscula
1165
Birds
Icteridae
Passeriformes
Aves
Animalia
111
Brown-headed Cowbird
Molothrus
ater
1188
Birds
Icteridae
Passeriformes
Aves
Animalia
1
Zebra Swallowtail
Eurytides
marcellus
1103
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
2
Spicebush Swallowtail
Pterourus
troilus
859
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
3
Red Admiral
Vanessa
atalanta
1737
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
4
Eastern Tailed-Blue
Cupido
comyntas
orientalis
2297
Butterflies
Lycaenidae
Lepidoptera
Insecta
Animalia
5
Silver-spotted Skipper
Epargyreus
clarus
2302
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
6
Mourning Cloak
Nymphalis
antiopa
615
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
7
Viceroy
Limenitis
archippus
464
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
1
Northern Mole Cricket
Neocurtilla
hexadactyla
149
Crickets
Gryllotalpidae
Orthoptera
Insecta
Animalia
1
Rambur's Forktail
Ischnura
ramburii
340
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
2
Blue-tipped Dancer
Argia
tibialis
600
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
3
Ebony Jewelwing
Calopteryx
maculata
2016
Damselflies
Calopterygidae
Odonata
Insecta
Animalia
1
Common Whitetail
Plathemis
lydia
3539
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
2
Needham's Skimmer
Libellula
needhami
734
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
3
Dragonhunter
Hagenius
brevistylus
451
Dragonflies
Gomphidae
Odonata
Insecta
Animalia
4
Blue Dasher
Pachydiplax
longipennis
2826
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
5
Great Blue Skimmer
Libellula
vibrans
903
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
6
Common Pondhawk
Erythemis
simplicicollis
2584
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
1
Dogbane Beetle
Chrysochus
auratus
758
Leaf Beetles
Chrysomelidae
Coleoptera
Insecta
Animalia
1
Isabella Tiger Moth
Pyrrharctia
isabella
1256
Moths
Erebidae
Lepidoptera
Insecta
Animalia
1
Gray Seal
Halichoerus
grypus
5
Mammals
Phocidae
Carnivora
Mammalia
Animalia
2
Sika Deer
Cervus
nippon
299
Mammals
Cervidae
Artiodactyla
Mammalia
Animalia
3
Eastern Gray Squirrel
Sciurus
carolinensis
2524
Mammals
Sciuridae
Rodentia
Mammalia
Animalia
4
White-tailed Deer
Odocoileus
virginianus
2975
Mammals
Cervidae
Artiodactyla
Mammalia
Animalia
5
Red Fox
Vulpes
vulpes
1043
Mammals
Canidae
Carnivora
Mammalia
Animalia
6
Common Raccoon
Procyon
lotor
934
Mammals
Procyonidae
Carnivora
Mammalia
Animalia
7
House Mouse
Mus
musculus
151
Mammals
Muridae
Rodentia
Mammalia
Animalia
1
Northern Black Racer
Coluber
constrictor
constrictor
463
Reptiles
Colubridae
Squamata
Reptilia
Animalia
2
Northern Red-bellied Turtle
Pseudemys
rubriventris
871
Reptiles
Emydidae
Testudines
Reptilia
Animalia
3
Diamond-backed Terrapin
Malaclemys
terrapin
407
Reptiles
Emydidae
Testudines
Reptilia
Animalia
4
Eastern Box Turtle
Terrapene
carolina
carolina
3414
Reptiles
Emydidae
Testudines
Reptilia
Animalia
5
Eastern Painted Turtle
Chrysemys
picta
picta
2101
Reptiles
Emydidae
Testudines
Reptilia
Animalia
6
Eastern Fence Lizard
Sceloporus
undulatus
549
Reptiles
Phrynosomatidae
Squamata
Reptilia
Animalia