Home
Vertebrates
All
Amphibians
Birds
Fish
Mammals
Reptiles
Reptiles and Amphibians
Sharks and Rays
Insects
All
Ants
Beetles
Bees
Butterflies
Cicadas
Damselflies
Dragonflies
Dragonflies and Damselflies
Fleas
Flies (Diptera)
Grasshoppers and Crickets
Hornets and Wasps
Katydids
Mosquitoes
Moths
Planthoppers
Robber Flies
Sawflies, Horntails, Wood Wasps
Scale Insects
Stoneflies
Tiger Beetles
Treehoppers
True Bugs (Hemiptera)
Other Invertebrates
Amphipods
Bivalves - Freshwater
Bivalves - Saltwater
Crabs, Lobsters, and Shrimp
Crayfish
Earthworms
Gastropods
Harvestmen
Isopods
Jellyfish
Nematodes
Proturans
Sea Urchins
Spiders
Springtails
Ticks
Plants
Browse by family
Aster Family
Bryophytes
Carnivorous Plants
Clubmosses, Quillworts, Spikemosses
Ferns
Grasses
Iris Family
Milkweed Family
Mosses
Orchids
Pea Family
Rose Family
Sedges and Rushes
Fungi/Other
Algae - Freshwater
Algae - Marine Macroalgae
Algae - Marine Microalgae
Fungi - All
Fungi - Browse by family
Fungi - Ascomycota
Fungi - Basidiomycota
Lichens
Slime Molds
Explore
Bibliography
Maryland Quad Map
Maryland Quad Heat Map
Top 100 Contributors by Species
Top 100 Contributors by Species (2024)
Top 100 Contributors by Records
Recent Discoveries (this month)
iNaturalist Integration Summary
MBP Brochure
Partnerships
Editors
Photographers
Get Involved
FAQs
About Records
Dedication
Links
MBP on Facebook
MBP on Twitter
MBP on Instagram
MBP project at iNaturalist
Share photos on Flickr
MBP Google Group
Maryland Plant Atlas
MD/DCRC Resources
Stewart and Robbins (1958)
eBird
Sites
Andelot Farm
Chino Farms
Dans Rock Bird Count
Fort Smallwood Park
Horn Point Laboratory
Howard County Conservancy
Jemicy School
Rocky Gap State Park
Turkey Point Bird Count
Weinberg Park
Maryland Checklist - Gregg Petersen via iNaturalist - Year: 2021 (Total: 81)
Filter by category...
Show All
Amphibians
\n
Animals
\n
Ants
\n
Bees
\n
Beetles
\n
Birds
\n
Butterflies
\n
Damselflies
\n
Dragonflies
\n
Ferns
\n
Fish
\n
Flies
\n
Fungi
\n
Grasses
\n
Grasshoppers
\n
Insects
\n
Lichens
\n
Mammals
\n
Moths
\n
Plants
\n
Reptiles
\n
Spiders
\n
True Bugs
\n
Filter by tag...
Show All
Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\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
Invasive
\n
Nativity Uncertain
\n
Non-native
\n
Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
S1M (State rare migrant)
\n
S1N (State rare non-breeder)
\n
S1S2 (Highly state rare)
\n
S1S2B (State rare breeder)
\n
S2 (State rare)
\n
S2B (State rare breeder)
\n
S2B (State rare breeder)
\n
S2S3 (State rare)
\n
S2S3B (State rare breeder)
\n
S3 (Watch list)
\n
S3B (State watchlist breeder)
\n
S3S4
\n
S3S4B (State watchlist breeder)
\n
S4SE
\n
SH (Historical)
\n
SHB (State historical breeder)
\n
SR (State rare)
\n
Status Uncertain
\n
SUB (Status uncertain breeder)
\n
SXB (State extirpated breeder)
\n
SXM (State extirpated migrant)
\n
Threatened (Federal)
\n
Threatened (MD)
\n
Undescribed
\n
Vulnerable
\n
Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
Fallfish
Semotilus
corporalis
304
Fish
Cyprinidae
Cypriniformes
Actinopterygii
Animalia
2
Rainbow Trout
Oncorhynchus
mykiss
114
Fish
Salmonidae
Salmoniformes
Actinopterygii
Animalia
3
Tessellated Darter
Etheostoma
olmstedi
365
Fish
Percidae
Perciformes
Actinopterygii
Animalia
1
Green Frog
Lithobates
clamitans
2379
Amphibians
Ranidae
Anura
Amphibia
Animalia
1
Cackling Goose
Branta
hutchinsii
hutchinsii
269
Birds
Anatidae
Anseriformes
Aves
Animalia
2
Tundra Swan
Cygnus
columbianus
773
Birds
Anatidae
Anseriformes
Aves
Animalia
3
Northern Shoveler
Spatula
clypeata
579
Birds
Anatidae
Anseriformes
Aves
Animalia
4
Mottled Duck
Anas
fulvigula
25
Birds
Anatidae
Anseriformes
Aves
Animalia
5
Northern Pintail
Anas
acuta
387
Birds
Anatidae
Anseriformes
Aves
Animalia
6
Canvasback
Aythya
valisineria
627
Birds
Anatidae
Anseriformes
Aves
Animalia
7
Redhead
Aythya
americana
425
Birds
Anatidae
Anseriformes
Aves
Animalia
8
Ring-necked Duck
Aythya
collaris
1085
Birds
Anatidae
Anseriformes
Aves
Animalia
9
Long-tailed Duck
Clangula
hyemalis
547
Birds
Anatidae
Anseriformes
Aves
Animalia
10
Common Merganser
Mergus
merganser
623
Birds
Anatidae
Anseriformes
Aves
Animalia
11
Rufous Hummingbird
Selasphorus
rufus
128
Birds
Trochilidae
Apodiformes
Aves
Animalia
12
Killdeer
Charadrius
vociferus
1062
Birds
Charadriidae
Charadriiformes
Aves
Animalia
13
Ruddy Turnstone
Arenaria
interpres
262
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
14
Wilson's Snipe
Gallinago
delicata
299
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
15
Spotted Sandpiper
Actitis
macularius
523
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
16
Lesser Yellowlegs
Tringa
flavipes
326
Birds
Scolopacidae
Charadriiformes
Aves
Animalia
17
Great Blue Heron
Ardea
herodias
3731
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
18
Tricolored Heron
Egretta
tricolor
259
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
19
Cattle Egret
Bubulcus
ibis
212
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
20
Green Heron
Butorides
virescens
1071
Birds
Ardeidae
Pelecaniformes
Aves
Animalia
21
Swallow-tailed Kite
Elanoides
forficatus
54
Birds
Accipitridae
Accipitriformes
Aves
Animalia
22
Northern Harrier
Circus
hudsonius
575
Birds
Accipitridae
Accipitriformes
Aves
Animalia
23
Bald Eagle
Haliaeetus
leucocephalus
4285
Birds
Accipitridae
Accipitriformes
Aves
Animalia
24
Mississippi Kite
Ictinia
mississippiensis
115
Birds
Accipitridae
Accipitriformes
Aves
Animalia
25
Red-shouldered Hawk
Buteo
lineatus
1927
Birds
Accipitridae
Accipitriformes
Aves
Animalia
26
Rough-legged Hawk
Buteo
lagopus
105
Birds
Accipitridae
Accipitriformes
Aves
Animalia
27
Short-eared Owl
Asio
flammeus
191
Birds
Strigidae
Strigiformes
Aves
Animalia
28
Yellow-bellied Sapsucker
Sphyrapicus
varius
1111
Birds
Picidae
Piciformes
Aves
Animalia
29
Pileated Woodpecker
Dryocopus
pileatus
1435
Birds
Picidae
Piciformes
Aves
Animalia
30
Merlin
Falco
columbarius
434
Birds
Falconidae
Falconiformes
Aves
Animalia
31
Eastern Wood-Pewee
Contopus
virens
574
Birds
Tyrannidae
Passeriformes
Aves
Animalia
32
Acadian Flycatcher
Empidonax
virescens
342
Birds
Tyrannidae
Passeriformes
Aves
Animalia
33
Eastern Phoebe
Sayornis
phoebe
1357
Birds
Tyrannidae
Passeriformes
Aves
Animalia
34
Tropical Kingbird
Tyrannus
melancholicus
38
Birds
Tyrannidae
Passeriformes
Aves
Animalia
35
Fish Crow
Corvus
ossifragus
396
Birds
Corvidae
Passeriformes
Aves
Animalia
36
Horned Lark
Eremophila
alpestris
427
Birds
Alaudidae
Passeriformes
Aves
Animalia
37
Carolina Chickadee
Poecile
carolinensis
1579
Birds
Paridae
Passeriformes
Aves
Animalia
38
Red-breasted Nuthatch
Sitta
canadensis
585
Birds
Sittidae
Passeriformes
Aves
Animalia
39
Brown Creeper
Certhia
americana
662
Birds
Certhiidae
Passeriformes
Aves
Animalia
40
Hermit Thrush
Catharus
guttatus
936
Birds
Turdidae
Passeriformes
Aves
Animalia
41
American Pipit
Anthus
rubescens
287
Birds
Motacillidae
Passeriformes
Aves
Animalia
42
Evening Grosbeak
Coccothraustes
vespertinus
150
Birds
Fringillidae
Passeriformes
Aves
Animalia
43
Lapland Longspur
Calcarius
lapponicus
113
Birds
Calcariidae
Passeriformes
Aves
Animalia
44
Chestnut-sided Warbler
Setophaga
pensylvanica
435
Birds
Parulidae
Passeriformes
Aves
Animalia
45
Pine Warbler
Setophaga
pinus
561
Birds
Parulidae
Passeriformes
Aves
Animalia
46
Myrtle Warbler
Setophaga
coronata
coronata
1473
Birds
Parulidae
Passeriformes
Aves
Animalia
47
Prairie Warbler
Setophaga
discolor
377
Birds
Parulidae
Passeriformes
Aves
Animalia
48
Eastern Towhee
Pipilo
erythrophthalmus
1056
Birds
Emberizidae
Passeriformes
Aves
Animalia
49
Savannah Sparrow
Passerculus
sandwichensis
549
Birds
Emberizidae
Passeriformes
Aves
Animalia
50
Fox Sparrow
Passerella
iliaca
501
Birds
Emberizidae
Passeriformes
Aves
Animalia
51
Song Sparrow
Melospiza
melodia
2508
Birds
Emberizidae
Passeriformes
Aves
Animalia
52
Swamp Sparrow
Melospiza
georgiana
977
Birds
Emberizidae
Passeriformes
Aves
Animalia
53
Western Tanager
Piranga
ludoviciana
34
Birds
Cardinalidae
Passeriformes
Aves
Animalia
54
Red-winged Blackbird
Agelaius
phoeniceus
2321
Birds
Icteridae
Passeriformes
Aves
Animalia
1
No Common Name
Glenurus
gratus
39
Antlions
Myrmeleontidae
Neuroptera
Insecta
Animalia
1
Red Admiral
Vanessa
atalanta
1692
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
2
Eastern Tiger Swallowtail
Pterourus
glaucus
3257
Butterflies
Papilionidae
Lepidoptera
Insecta
Animalia
1
Columbian Trig
Cyrtoxipha
columbiana
99
Crickets
Gryllidae
Orthoptera
Insecta
Animalia
2
Brown Trig sp.
Anaxipha
sp.
199
Crickets
Gryllidae
Orthoptera
Insecta
Animalia
1
Widow Skimmer
Libellula
luctuosa
1652
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
2
Common Whitetail
Plathemis
lydia
3516
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
3
Common Pondhawk
Erythemis
simplicicollis
2580
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
1
No Common Name
Apantesis
sp.
248
Moths
Erebidae
Lepidoptera
Insecta
Animalia
1
No Common Name
Delphinia
picta
183
Picture-winged Flies
Ulidiidae
Diptera
Insecta
Animalia
1
Red-footed Cannibalfly
Promachus
rufipes
624
Robber Flies
Asilidae
Diptera
Insecta
Animalia
1
Crab-like Rove Beetle
Coproporus
sp.
9
Rove Beetles
Staphylinidae
Coleoptera
Insecta
Animalia
1
Eastern Cicada Killer
Sphecius
speciosus
212
Sand Wasps
Crabronidae
Hymenoptera
Insecta
Animalia
1
Blue-winged Wasp
Scolia
dubia
403
Scoliid Wasps
Scoliidae
Hymenoptera
Insecta
Animalia
1
Margined Leatherwing
Chauliognathus
marginatus
762
Soldier Beetles
Cantharidae
Coleoptera
Insecta
Animalia
1
Maize Calligrapher
Toxomerus
politus
157
Syrphid Flies
Syrphidae
Diptera
Insecta
Animalia
2
Carolinian Elegant
Meromacrus
acutus
39
Syrphid Flies
Syrphidae
Diptera
Insecta
Animalia
1
No Common Name
Psephenus
herricki
46
Water Penny Beetles
Psephenidae
Coleoptera
Insecta
Animalia
1
Wharf Roach
Ligia
exotica
128
Isopods
Ligiidae
Isopoda
Malacostraca
Animalia
1
Eastern Chipmunk
Tamias
striatus
826
Mammals
Sciuridae
Rodentia
Mammalia
Animalia
2
American Beaver
Castor
canadensis
601
Mammals
Castoridae
Rodentia
Mammalia
Animalia
3
Northern River Otter
Lontra
canadensis
210
Mammals
Mustelidae
Carnivora
Mammalia
Animalia
1
Northern Red-bellied Turtle
Pseudemys
rubriventris
857
Reptiles
Emydidae
Testudines
Reptilia
Animalia
View Hidden Taxa