American black duck (Anas rubripes)
CONFIRMATION STATUS: Confirmed.
Length: 16 inches Wingspan: 36 inches
Large dabbling duck
Pale gray-brown face
Dark brown cap and eye line
Dark brown breast, belly, back and upper wing
Purple speculum without white borders
Bright silvery wing linings
Immature similar to adult
Legs frequently bright red
Greenish bill with black patches
Legs generally orange
Female, immature and eclipse male mallards are much paler, without
contrast between head and body and with white borders to a blue
speculum. Hybrid mallard x black ducks are often seen and usually have
traces of the mallard plumage, with bluer speculum usually bordered
with white on one or both edges. Mottled duck is similar, with broader
brown edgings to upperparts and bluer speculum. Female gadwalls have
a steeper forehead, gray bill, white belly, and usually shows white in the
Migration Status: N/A
Breeding Habitat: Wetland-open water
Nest Location: N/A
Nest Type: N/A
Clutch Size: 8-10
Length of Incubation: 26-29(23-33) days
Days to Fledge: 58-63
Number of Broods: Usually 1
Diet: Mostly green plant matter, seeds; lesser quantities of aquatic
SKY MEADOWS DISTRIBUTION/SEASONAL OCCURRENCE
Relative abundance and seasonal occurrence are indicated in red below.
C - Common: Likely to be present in good numbers in appropriate habitat and season.
U - Uncommon: May be present in appropriate habitat and season, often in low
O - Occassional: Found in appropriate habitat perhaps only a few times per season,
sometimes low numbers.
R - Rare: May not be recorded every year.
Acc - Accidental: Recorded once or twice, may not be expected again for a long time.
Sp - Spring: March, April, May Acc
Su - Summer: June, July, August
Fall: September, October, November Acc
Winter: December, January, February
Crooked Run Valley