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Adventive
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Coastal Plain only
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Extinct
\n
Extirpated
\n
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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
\n
GH (No known extant occurrences)
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GU (Global status uncertain)
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In need of conservation
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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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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
Bluegill
Lepomis
macrochirus
999
Fish
Centrarchidae
Perciformes
Actinopterygii
Animalia
2
Black Crappie
Pomoxis
nigromaculatus
185
Fish
Centrarchidae
Perciformes
Actinopterygii
Animalia
3
Largemouth Bass
Micropterus
nigricans
453
Fish
Centrarchidae
Perciformes
Actinopterygii
Animalia
1
Southern Leopard Frog
Lithobates
sphenocephalus
utricularius
623
Amphibians
Ranidae
Anura
Amphibia
Animalia
2
Fowler's Toad
Anaxyrus
fowleri
1574
Amphibians
Bufonidae
Anura
Amphibia
Animalia
3
American Bullfrog
Lithobates
catesbeianus
1469
Amphibians
Ranidae
Anura
Amphibia
Animalia
1
Orchard Orbweaver
Leucauge
venusta
271
Spiders
Tetragnathidae
Araneae
Arachnida
Animalia
2
No Common Name
Tetragnatha
sp.
63
Spiders
Tetragnathidae
Araneae
Arachnida
Animalia
3
Basilica Orbweaver
Mecynogea
lemniscata
57
Spiders
Araneidae
Araneae
Arachnida
Animalia
1
Canada Goose
Branta
canadensis
2890
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Mallard
Anas
platyrhynchos
2408
Birds
Anatidae
Anseriformes
Aves
Animalia
3
Ring-necked Duck
Aythya
collaris
899
Birds
Anatidae
Anseriformes
Aves
Animalia
4
Bufflehead
Bucephala
albeola
1091
Birds
Anatidae
Anseriformes
Aves
Animalia
5
Hooded Merganser
Lophodytes
cucullatus
1128
Birds
Anatidae
Anseriformes
Aves
Animalia
6
Ruddy Duck
Oxyura
jamaicensis
663
Birds
Anatidae
Anseriformes
Aves
Animalia
7
Mourning Dove
Zenaida
macroura
1888
Birds
Columbidae
Columbiformes
Aves
Animalia
8
Ruby-throated Hummingbird
Archilochus
colubris
796
Birds
Trochilidae
Apodiformes
Aves
Animalia
9
American Coot
Fulica
americana
417
Birds
Rallidae
Gruiformes
Aves
Animalia
10
Spotted Sandpiper
Actitis
macularius
506
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
11
Ring-billed Gull
Larus
delawarensis
1286
Birds
Laridae
Charadriiformes
Aves
Animalia
12
Double-crested Cormorant
Nannopterum
auritum
1391
Birds
Phalacrocoracidae
Suliformes
Aves
Animalia
13
Great Blue Heron
Ardea
herodias
3259
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
14
Great Egret
Ardea
alba
785
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
15
Black Vulture
Coragyps
atratus
1243
Birds
Cathartidae
Accipitriformes
Aves
Animalia
16
Turkey Vulture
Cathartes
aura
1894
Birds
Cathartidae
Accipitriformes
Aves
Animalia
17
Osprey
Pandion
haliaetus
1726
Birds
Pandioidae
Accipitriformes
Aves
Animalia
18
Bald Eagle
Haliaeetus
leucocephalus
3690
Birds
Accipitridae
Accipitriformes
Aves
Animalia
19
Red-shouldered Hawk
Buteo
lineatus
1632
Birds
Accipitridae
Accipitriformes
Aves
Animalia
20
Red-tailed Hawk
Buteo
jamaicensis
1140
Birds
Accipitridae
Accipitriformes
Aves
Animalia
21
Red-bellied Woodpecker
Melanerpes
carolinus
1641
Birds
Picidae
Piciformes
Aves
Animalia
22
Downy Woodpecker
Dryobates
pubescens
1576
Birds
Picidae
Piciformes
Aves
Animalia
23
Blue Jay
Cyanocitta
cristata
1696
Birds
Corvidae
Passeriformes
Aves
Animalia
24
Carolina Chickadee
Poecile
carolinensis
1413
Birds
Paridae
Passeriformes
Aves
Animalia
25
Tufted Titmouse
Baeolophus
bicolor
1488
Birds
Paridae
Passeriformes
Aves
Animalia
26
Eastern Bluebird
Sialia
sialis
2381
Birds
Turdidae
Passeriformes
Aves
Animalia
27
American Robin
Turdus
migratorius
2897
Birds
Turdidae
Passeriformes
Aves
Animalia
28
Brown Thrasher
Toxostoma
rufum
780
Birds
Mimidae
Passeriformes
Aves
Animalia
29
Northern Mockingbird
Mimus
polyglottos
1838
Birds
Mimidae
Passeriformes
Aves
Animalia
30
Cedar Waxwing
Bombycilla
cedrorum
969
Birds
Bombycillidae
Passeriformes
Aves
Animalia
31
House Finch
Haemorhous
mexicanus
1235
Birds
Fringillidae
Passeriformes
Aves
Animalia
32
American Goldfinch
Spinus
tristis
1552
Birds
Fringillidae
Passeriformes
Aves
Animalia
33
Song Sparrow
Melospiza
melodia
2110
Birds
Emberizidae
Passeriformes
Aves
Animalia
34
Northern Cardinal
Cardinalis
cardinalis
3322
Birds
Cardinalidae
Passeriformes
Aves
Animalia
35
Red-winged Blackbird
Agelaius
phoeniceus
2098
Birds
Icteridae
Passeriformes
Aves
Animalia
36
Common Grackle
Quiscalus
quiscula
1062
Birds
Icteridae
Passeriformes
Aves
Animalia
1
Bee Assassin
Apiomerus
crassipes
30
Assassin Bugs
Reduviidae
Hemiptera
Insecta
Animalia
2
Wheel Bug
Arilus
cristatus
542
Assassin Bugs
Reduviidae
Hemiptera
Insecta
Animalia
3
Jagged Ambush Bug sp.
Phymata
sp.
117
Assassin Bugs
Reduviidae
Hemiptera
Insecta
Animalia
1
No Common Name
Nomada
sp.
224
Bees
Apidae
Hymenoptera
Insecta
Animalia
2
Black-and-Green Dialictus Sweat Bee
Lasioglossum
nigroviride
10
Bees
Halictidae
Hymenoptera
Insecta
Animalia
3
Northern Carpenter Bee
Xylocopa
virginica
915
Bees
Apidae
Hymenoptera
Insecta
Animalia
1
Tiger Bee Fly
Xenox
tigrinus
292
Bee Flies
Bombyliidae
Diptera
Insecta
Animalia
2
No Common Name
Anthrax
argyropygus
14
Bee Flies
Bombyliidae
Diptera
Insecta
Animalia
1
Sachem
Atalopedes
campestris
2477
Butterflies
Hesperiidae
Lepidoptera
Insecta
Animalia
2
Eastern Tailed-Blue
Cupido
comyntas
2210
Butterflies
Lycaenidae
Lepidoptera
Insecta
Animalia
3
Cabbage White
Pieris
rapae
2639
Butterflies
Pieridae
Lepidoptera
Insecta
Animalia
4
Pearl Crescent
Phyciodes
tharos
1877
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
5
Variegated Fritillary
Euptoieta
claudia
1313
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
6
Common Buckeye
Junonia
coenia
1547
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
7
Red-spotted Purple
Limenitis
arthemis
astyanax
1350
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
1
No Common Name
Tipula
furca
18
Crane Flies
Tipulidae
Diptera
Insecta
Animalia
1
Rambur's Forktail
Ischnura
ramburii
327
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
2
Familiar Bluet
Enallagma
civile
1381
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
3
Fragile Forktail
Ischnura
posita
1758
Damselflies
Coenagrionidae
Odonata
Insecta
Animalia
1
Common Whitetail
Plathemis
lydia
3478
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
2
Black Saddlebags
Tramea
lacerata
1281
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
3
Common Pondhawk
Erythemis
simplicicollis
2560
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
4
Widow Skimmer
Libellula
luctuosa
1646
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
5
Halloween Pennant
Celithemis
eponina
794
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
1
Admirable Grasshopper
Syrbula
admirabilis
184
Grasshoppers
Acrididae
Orthoptera
Insecta
Animalia
2
Differential Grasshopper
Melanoplus
differentialis
853
Grasshoppers
Acrididae
Orthoptera
Insecta
Animalia
3
Northern Green-striped Grasshopper
Chortophaga
viridifasciata
viridifasciata
600
Grasshoppers
Acrididae
Orthoptera
Insecta
Animalia
4
No Common Name
Melanoplus
sp.
776
Grasshoppers
Acrididae
Orthoptera
Insecta
Animalia
1
Agile Meadow Katydid
Orchelimum
agile
64
Katydids
Tettigoniidae
Orthoptera
Insecta
Animalia
2
No Common Name
Scudderia
sp.
375
Katydids
Tettigoniidae
Orthoptera
Insecta
Animalia
1
Multicolored Asian Lady Beetle
Harmonia
axyridis
918
Lady Beetles
Coccinellidae
Coleoptera
Insecta
Animalia
1
No Common Name
Acanthocephala
terminalis
146
Leaf-footed Bugs
Coreidae
Hemiptera
Insecta
Animalia
2
Helmeted Squash Bug
Euthochtha
galeator
39
Leaf-footed Bugs
Coreidae
Hemiptera
Insecta
Animalia
1
Japanese Leafhopper
Orientus
ishidae
199
Leafhoppers
Cicadellidae
Hemiptera
Insecta
Animalia
1
No Common Name
Condylostylus
sipho
11
Longlegged Flies
Dolichopodidae
Diptera
Insecta
Animalia
2
No Common Name
Condylostylus
caudatus
24
Longlegged Flies
Dolichopodidae
Diptera
Insecta
Animalia
1
No Common Name
Procloeon
nelsoni
2
Mayflies
Baetidae
Ephemeroptera
Insecta
Animalia
1
Fall Webworm Moth
Hyphantria
cunea
332
Moths
Erebidae
Lepidoptera
Insecta
Animalia
2
Snowberry Clearwing
Hemaris
diffinis
360
Moths
Sphingidae
Lepidoptera
Insecta
Animalia
3
Yellow-winged Oak Leafroller Moth
Argyrotaenia
quercifoliana
326
Moths
Tortricidae
Lepidoptera
Insecta
Animalia
1
No Common Name
Scolops
sp.
2
Planthoppers
Dictyopharidae
Hemiptera
Insecta
Animalia
1
Louisiana Scentless Plant Bug
Niesthrea
louisianica
24
Scentless Plant Bugs
Rhopalidae
Hemiptera
Insecta
Animalia
1
Large Milkweed Bug
Oncopeltus
fasciatus
944
Seed Bugs
Lygaeidae
Hemiptera
Insecta
Animalia
1
Black Soldier Fly
Hermetia
illucens
145
Soldier Flies
Stratiomyidae
Diptera
Insecta
Animalia
1
No Common Name
Ozodiceromyia
sp.
8
Stiletto Flies
Therevidae
Diptera
Insecta
Animalia
1
Green Stink Bug
Chinavia
hilaris
880
Stink Bugs
Pentatomidae
Hemiptera
Insecta
Animalia
1
No Common Name
Toxomerus
politus
150
Syrphid Flies
Syrphidae
Diptera
Insecta
Animalia
1
No Common Name
Distichona
sp.
1
Tachinid Flies
Tachinidae
Diptera
Insecta
Animalia
1
Northern Paper Wasp
Polistes
fuscatus
397
Vespid Wasps
Vespidae
Hymenoptera
Insecta
Animalia
1
Northern Walkingstick
Diapheromera
femorata
68
Walkingsticks
Diapheromeridae
Phasmida
Insecta
Animalia
1
American Beaver
Castor
canadensis
529
Mammals
Castoridae
Rodentia
Mammalia
Animalia
2
Virginia Opossum
Didelphis
virginiana
398
Mammals
Didelphidae
Didelphimorphia
Mammalia
Animalia
3
Eastern Gray Squirrel
Sciurus
carolinensis
2159
Mammals
Sciuridae
Rodentia
Mammalia
Animalia
1
Red-eared Slider
Trachemys
scripta
elegans
1413
Reptiles
Emydidae
Testudines
Reptilia
Animalia
2
Northern Red-bellied Turtle
Pseudemys
rubriventris
714
Reptiles
Emydidae
Testudines
Reptilia
Animalia
3
Northern Watersnake
Nerodia
sipedon
sipedon
1162
Reptiles
Colubridae
Squamata
Reptilia
Animalia
1
Purple Gerardia
Agalinis
purpurea
160
Broom-rape Family
Orobanchaceae
Lamiales
Magnoliopsida
Plantae
1
Arrow-leaved Tearthumb
Persicaria
sagittata
391
Buckwheat Family
Polygonaceae
Caryophyllales
Magnoliopsida
Plantae
1
Crimson-eyed Rosemallow
Hibiscus
moscheutos
507
Mallow Family
Malvaceae
Malvales
Magnoliopsida
Plantae
1
Sericea Lespedeza
Lespedeza
cuneata
691
Pea Family
Fabaceae
Fabales
Magnoliopsida
Plantae
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