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Adventive
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Coastal Plain only
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Extinct
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Extirpated
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G1 (Highly globally rare)
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G1G2 (Highly globally rare)
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G2 (Globally rare)
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G2G3 (Globally rare)
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G3 (Globally rare/local)
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G3G4 (Globally vulnerable)
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G4
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G4G5
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G5
\n
Garrett only
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GH (No known extant occurrences)
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GU (Global status uncertain)
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S1 (Highly state rare)
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S1B (Highly state rare breeder)
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S1M (State rare migrant)
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S1N (State rare non-breeder)
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S1S2 (Highly state rare)
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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)
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S4SE
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SH (Historical)
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SHB (State historical breeder)
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SR (State rare)
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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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Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
Largemouth Bass
Micropterus
nigricans
514
Fish
Centrarchidae
Perciformes
Actinopterygii
Animalia
2
Northern Snakehead
Channa
argus
139
Fish
Channidae
Perciformes
Actinopterygii
Animalia
3
Bluegill
Lepomis
macrochirus
1313
Fish
Centrarchidae
Perciformes
Actinopterygii
Animalia
1
Gadwall
Mareca
strepera
552
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Horned Grebe
Podiceps
auritus
509
Birds
Podicipedidae
Podicipediformes
Aves
Animalia
3
Bonaparte's Gull
Chroicocephalus
philadelphia
361
Birds
Laridae
Charadriiformes
Aves
Animalia
4
Iceland Gull
Larus
glaucoides
121
Birds
Laridae
Charadriiformes
Aves
Animalia
5
Great Blue Heron
Ardea
herodias
3726
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
6
Little Blue Heron
Egretta
caerulea
328
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
7
Sharp-shinned Hawk
Accipiter
striatus
324
Birds
Accipitridae
Accipitriformes
Aves
Animalia
8
Pileated Woodpecker
Dryocopus
pileatus
1431
Birds
Picidae
Piciformes
Aves
Animalia
9
White-eyed Vireo
Vireo
griseus
449
Birds
Vireonidae
Passeriformes
Aves
Animalia
10
Wood Thrush
Hylocichla
mustelina
452
Birds
Turdidae
Passeriformes
Aves
Animalia
11
Northern Waterthrush
Parkesia
noveboracensis
276
Birds
Parulidae
Passeriformes
Aves
Animalia
12
Scarlet Tanager
Piranga
olivacea
584
Birds
Cardinalidae
Passeriformes
Aves
Animalia
13
Rusty Blackbird
Euphagus
carolinus
422
Birds
Icteridae
Passeriformes
Aves
Animalia
1
Dun Skipper
Euphyes
vestris
358
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
2
Tawny-edged Skipper
Polites
themistocles
226
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
3
Clouded Skipper
Lerema
accius
178
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
4
Mourning Cloak
Nymphalis
antiopa
601
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
5
Viceroy
Limenitis
archippus
458
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
6
Zebra Swallowtail
Eurytides
marcellus
1082
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
7
Ocola Skipper
Panoquina
ocola
286
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
8
American Snout
Libytheana
carinenta
257
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
1
Slender Spreadwing
Lestes
rectangularis
481
Damselflies
Lestidae
Odonata
Insecta
Animalia
1
False Potato Beetle
Leptinotarsa
juncta
103
Leaf Beetles
Chrysomelidae
Coleoptera
Insecta
Animalia
1
Virginia Creeper Sphinx
Darapsa
myron
306
Moths
Sphingidae
Lepidoptera
Insecta
Animalia
1
Northern Flatid Planthopper
Flatormenis
proxima
480
Planthoppers
Flatidae
Hemiptera
Insecta
Animalia
1
Plain-tailed Hanging Thief
Diogmites
neoternatus
195
Robber Flies
Asilidae
Diptera
Insecta
Animalia
2
No Common Name
Diogmites
sp.
165
Robber Flies
Asilidae
Diptera
Insecta
Animalia
1
Eastern Boxelder Bug
Boisea
trivittata
764
Scentless Plant Bugs
Rhopalidae
Hemiptera
Insecta
Animalia
1
Common Raccoon
Procyon
lotor
904
Mammals
Procyonidae
Carnivora
Mammalia
Animalia
2
Striped Skunk
Mephitis
mephitis
144
Mammals
Mephitidae
Carnivora
Mammalia
Animalia
3
Northern River Otter
Lontra
canadensis
209
Mammals
Mustelidae
Carnivora
Mammalia
Animalia
4
American Beaver
Castor
canadensis
600
Mammals
Castoridae
Rodentia
Mammalia
Animalia
5
Red Fox
Vulpes
vulpes
1017
Mammals
Canidae
Carnivora
Mammalia
Animalia
6
Eastern Gray Squirrel
Sciurus
carolinensis
2455
Mammals
Sciuridae
Rodentia
Mammalia
Animalia
1
Northern Watersnake
Nerodia
sipedon
sipedon
1256
Reptiles
Colubridae
Squamata
Reptilia
Animalia
2
Eastern Musk Turtle
Sternotherus
odoratus
198
Reptiles
Kinosternidae
Testudines
Reptilia
Animalia
1
Dryad's Saddle
Cerioporus
squamosus
423
Fungi
Polyporaceae
Polyporales
Agaricomycetes
Fungi
1
British Soldiers
Cladonia
cristatella
290
Lichens
Cladoniaceae
Lecanorales
Lecanoromycetes
Fungi
1
Black Baneberry
Actaea
racemosa
201
Buttercup Family
Ranunculaceae
Ranunculales
Magnoliopsida
Plantae
1
Orange-eye Butterfly-bush
Buddleja
davidii
49
Figwort Family
Scrophulariaceae
Scrophulariales
Magnoliopsida
Plantae
1
Pinxter Flower
Rhododendron
periclymenoides
353
Heath Family
Ericaceae
Ericales
Magnoliopsida
Plantae
1
Purple Loosestrife
Lythrum
salicaria
194
Loosestrife Family
Lythraceae
Myrtales
Magnoliopsida
Plantae
1
Allegheny Monkeyflower
Mimulus
ringens
var.
ringens
236
Phrymas Family
Phrymaceae
Lamiales
Magnoliopsida
Plantae
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