A PDF field guide to the species reported in and around Mason Neck National Wildlife Refuge, with common and scientific names and up to 3 photos of each, laid out for use in the field and offline.
The animals people report most often in and around Mason Neck National Wildlife Refuge include Bald Eagle, Tundra Swan, Great Blue Heron, Monarch and Big Bluet. Birds lead the list with 23 species, followed by 16 insects and 10 plants.
The 20 species reported most often here, of 50 in the full guide.
Bald Eagle
Tundra Swan
Great Blue Heron
Monarch
Big Bluet

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Green Clearwing
Spoonwood
Common Whitetail
Osprey
Ring-Billed Gull
Mottled Pipsissewa
Eastern Phoebe
Lesser Scaup
American Beech
Black Duck
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Large Milkweed Bug
Blue Dasher