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Adventive
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Coastal Plain only
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Endangered (Federal)
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Endangered (MD)
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Exotic
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Extinct
\n
Extirpated
\n
Extralimital
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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
Southern Leopard Frog
Lithobates
sphenocephalus
utricularius
693
Amphibians
Ranidae
Anura
Amphibia
Animalia
1
Trumpeter Swan
Cygnus
buccinator
183
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Wood Duck
Aix
sponsa
1242
Birds
Anatidae
Anseriformes
Aves
Animalia
3
Mallard
Anas
platyrhynchos
2751
Birds
Anatidae
Anseriformes
Aves
Animalia
4
Green-winged Teal
Anas
crecca
505
Birds
Anatidae
Anseriformes
Aves
Animalia
5
Lesser Scaup
Aythya
affinis
538
Birds
Anatidae
Anseriformes
Aves
Animalia
6
Pied-billed Grebe
Podilymbus
podiceps
620
Birds
Podicipedidae
Podicipediformes
Aves
Animalia
7
Ruby-throated Hummingbird
Archilochus
colubris
820
Birds
Trochilidae
Apodiformes
Aves
Animalia
8
Royal Tern
Thalasseus
maximus
364
Birds
Laridae
Charadriiformes
Aves
Animalia
9
Double-crested Cormorant
Nannopterum
auritum
1543
Birds
Phalacrocoracidae
Suliformes
Aves
Animalia
10
Anhinga
Anhinga
anhinga
81
Birds
Anhingidae
Suliformes
Aves
Animalia
11
Great Blue Heron
Ardea
herodias
3726
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
12
Little Blue Heron
Egretta
caerulea
328
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
13
Black Vulture
Coragyps
atratus
1383
Birds
Cathartidae
Accipitriformes
Aves
Animalia
14
Osprey
Pandion
haliaetus
1891
Birds
Pandioidae
Accipitriformes
Aves
Animalia
15
Northern Harrier
Circus
hudsonius
575
Birds
Accipitridae
Accipitriformes
Aves
Animalia
16
Bald Eagle
Haliaeetus
leucocephalus
4285
Birds
Accipitridae
Accipitriformes
Aves
Animalia
17
Yellow-bellied Sapsucker
Sphyrapicus
varius
1110
Birds
Picidae
Piciformes
Aves
Animalia
18
Eastern Phoebe
Sayornis
phoebe
1357
Birds
Tyrannidae
Passeriformes
Aves
Animalia
19
Loggerhead Shrike
Lanius
ludovicianus
125
Birds
Laniidae
Passeriformes
Aves
Animalia
20
Fish Crow
Corvus
ossifragus
396
Birds
Corvidae
Passeriformes
Aves
Animalia
21
Horned Lark
Eremophila
alpestris
427
Birds
Alaudidae
Passeriformes
Aves
Animalia
22
Northern Rough-winged Swallow
Stelgidopteryx
serripennis
382
Birds
Hirundinidae
Passeriformes
Aves
Animalia
23
Purple Martin
Progne
subis
412
Birds
Hirundinidae
Passeriformes
Aves
Animalia
24
Blue-gray Gnatcatcher
Polioptila
caerulea
696
Birds
Polioptilidae
Passeriformes
Aves
Animalia
25
American Robin
Turdus
migratorius
3289
Birds
Turdidae
Passeriformes
Aves
Animalia
26
Gray Catbird
Dumetella
carolinensis
1303
Birds
Mimidae
Passeriformes
Aves
Animalia
27
Brown Thrasher
Toxostoma
rufum
857
Birds
Mimidae
Passeriformes
Aves
Animalia
28
House Finch
Haemorhous
mexicanus
1410
Birds
Fringillidae
Passeriformes
Aves
Animalia
29
Black-and-white Warbler
Mniotilta
varia
631
Birds
Parulidae
Passeriformes
Aves
Animalia
30
Prothonotary Warbler
Protonotaria
citrea
375
Birds
Parulidae
Passeriformes
Aves
Animalia
31
Kentucky Warbler
Geothlypis
formosa
282
Birds
Parulidae
Passeriformes
Aves
Animalia
32
Cape May Warbler
Setophaga
tigrina
423
Birds
Parulidae
Passeriformes
Aves
Animalia
33
Northern Parula
Setophaga
americana
576
Birds
Parulidae
Passeriformes
Aves
Animalia
34
Magnolia Warbler
Setophaga
magnolia
560
Birds
Parulidae
Passeriformes
Aves
Animalia
35
Eastern Towhee
Pipilo
erythrophthalmus
1055
Birds
Emberizidae
Passeriformes
Aves
Animalia
36
Chipping Sparrow
Spizella
passerina
1376
Birds
Emberizidae
Passeriformes
Aves
Animalia
37
Northern Cardinal
Cardinalis
cardinalis
3710
Birds
Cardinalidae
Passeriformes
Aves
Animalia
38
Indigo Bunting
Passerina
cyanea
758
Birds
Cardinalidae
Passeriformes
Aves
Animalia
39
Orchard Oriole
Icterus
spurius
503
Birds
Icteridae
Passeriformes
Aves
Animalia
1
No Common Name
Pseudopolydesmus
serratus
85
Millipedes
Polydesmidae
Polydesmida
Diplopoda
Animalia
1
False Honey Ant
Prenolepis
imparis
63
Ants
Formicidae
Hymenoptera
Insecta
Animalia
1
Wheel Bug
Arilus
cristatus
599
Assassin Bugs
Reduviidae
Hemiptera
Insecta
Animalia
1
Red Admiral
Vanessa
atalanta
1685
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
2
Spicebush Swallowtail
Pterourus
troilus
852
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
3
Tawny-edged Skipper
Polites
themistocles
226
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
4
Painted Lady
Vanessa
cardui
559
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
5
Hackberry Emperor
Asterocampa
celtis
267
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
6
Black Swallowtail
Papilio
polyxenes
712
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
7
Eastern Tiger Swallowtail
Pterourus
glaucus
3248
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
8
Orange Sulphur
Colias
eurytheme
1297
Butterflies
Pieridae
Lepidoptera
Insecta
Animalia
9
Peck's Skipper
Polites
peckius
1120
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
10
Zebra Swallowtail
Eurytides
marcellus
1083
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
11
Cabbage White
Pieris
rapae
2687
Butterflies
Pieridae
Lepidoptera
Insecta
Animalia
1
Narrow-winged Tree Cricket
Oecanthus
niveus
87
Crickets
Gryllidae
Orthoptera
Insecta
Animalia
2
No Common Name
Ceuthophilus
sp.
122
Crickets
Rhaphidophoridae
Orthoptera
Insecta
Animalia
1
Fragile Forktail
Ischnura
posita
1794
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
2
Blue-fronted Dancer
Argia
apicalis
627
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
1
Common Pondhawk
Erythemis
simplicicollis
2580
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
2
Blue Dasher
Pachydiplax
longipennis
2825
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
3
Common Whitetail
Plathemis
lydia
3516
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
1
No Common Name
Pterostichus
stygicus
5
Ground Beetles
Carabidae
Coleoptera
Insecta
Animalia
1
Western Conifer Seed Bug
Leptoglossus
occidentalis
185
Leaf-footed Bugs
Coreidae
Hemiptera
Insecta
Animalia
1
No Common Name
Evacanthus
nigramericanus
3
Leafhoppers
Cicadellidae
Hemiptera
Insecta
Animalia
2
No Common Name
Graphocephala
versuta
350
Leafhoppers
Cicadellidae
Hemiptera
Insecta
Animalia
3
Red-banded Leafhopper
Graphocephala
coccinea
104
Leafhoppers
Cicadellidae
Hemiptera
Insecta
Animalia
1
Spotted Cucumber Beetle
Diabrotica
undecimpunctata
753
Leaf Beetles
Chrysomelidae
Coleoptera
Insecta
Animalia
2
No Common Name
Microrhopala
xerene
7
Leaf Beetles
Chrysomelidae
Coleoptera
Insecta
Animalia
1
Ailanthus Webworm Moth
Atteva
aurea
1190
Moths
Yponomeutidae
Lepidoptera
Insecta
Animalia
2
Snowberry Clearwing
Hemaris
diffinis
416
Moths
Sphingidae
Lepidoptera
Insecta
Animalia
3
No Common Name
Geina
periscelidactylus/sheppardi
25
Moths
Pterophoridae
Lepidoptera
Insecta
Animalia
4
No Common Name
Acleris
sp.
175
Moths
Tortricidae
Lepidoptera
Insecta
Animalia
5
No Common Name
Chionodes
pereyra
8
Moths
Gelechiidae
Lepidoptera
Insecta
Animalia
6
Bluegrass Webworm Moth
Parapediasia
teterrellus
697
Moths
Crambidae
Lepidoptera
Insecta
Animalia
7
Large Lace-bordered Moth
Scopula
limboundata
1127
Moths
Geometridae
Lepidoptera
Insecta
Animalia
1
No Common Name
Aplos
simplex
32
Planthoppers
Issidae
Hemiptera
Insecta
Animalia
1
No Common Name
Platydracus
violaceus
6
Rove Beetles
Staphylinidae
Coleoptera
Insecta
Animalia
1
Patent Leather Beetle
Odontotaenius
disjunctus
1215
Scarab Beetles
Passalidae
Coleoptera
Insecta
Animalia
1
No Common Name
Panorpa
sp.
91
Scorpionflies Hangingflies and Snowflies
Panorpidae
Mecoptera
Insecta
Animalia
1
Four-humped Stink Bug
Brochymena
quadripustulata
56
Stink Bugs
Pentatomidae
Hemiptera
Insecta
Animalia
1
Six-spotted Tiger Beetle
Cicindela
sexguttata
1042
Tiger Beetles
Carabidae
Coleoptera
Insecta
Animalia
1
No Common Name
Polistes
sp.
263
Vespid Wasps
Vespidae
Hymenoptera
Insecta
Animalia
1
No Common Name
Dialysis
rufithorax
13
Xylophagid Flies
Xylophagidae
Diptera
Insecta
Animalia
1
Atlantic Blue Crab
Callinectes
sapidus
332
Crabs
Portunidae
Decapoda
Malacostraca
Animalia
1
White-tailed Deer
Odocoileus
virginianus
2894
Mammals
Cervidae
Artiodactyla
Mammalia
Animalia
1
Common Five-lined Skink
Plestiodon
fasciatus
1351
Reptiles
Scincidae
Squamata
Reptilia
Animalia
1
Virginia Bluebells
Mertensia
virginica
904
Borage Family
Boraginaceae
Lamiales
Magnoliopsida
Plantae
1
Drooping Trillium
Trillium
flexipes
55
Bunchflower Family
Melanthiaceae
Liliales
Magnoliopsida
Plantae
1
Canadian Honewort
Cryptotaenia
canadensis
267
Carrot Family
Apiaceae
Apiales
Magnoliopsida
Plantae
1
Oneseed Cucumber
Sicyos
angulatus
239
Cucumber Family
Cucurbitaceae
Violales
Magnoliopsida
Plantae
1
Catnip
Nepeta
cataria
87
Mint Family
Lamiaceae
Lamiales
Magnoliopsida
Plantae
1
Garlic Mustard
Alliaria
petiolata
1183
Mustard Family
Brassicaceae
Brassicales
Magnoliopsida
Plantae
1
Wild Blue Phlox
Phlox
divaricata
var.
divaricata
247
Phlox Family
Polemoniaceae
Solanales
Magnoliopsida
Plantae
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