Spot-billed Duck
Credit: Kuribo

North American field guide

Spot-billed Duck

Anas poecilorhyncha

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Identification

Field notes

56 cm (22") Rare. Asian species that may visits Aleutians and Kodiak Island. Similar to American Black Duck and female Mallard but it has a dark bill with a distinctive pale tip. The form found in North America does not have the red spots on the base of its bill for which the species was named.

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Bird Advisor Identification rules 1 variant 1 rule

These are the observation paths the Bird Advisor can use to identify this species. Each rule is an alternative match.

Spot-billed Duck (Male)

1 rule
Rule 1 14 criteria confidence 1
What color was the UNDERSURFACE of the wing as seen in flight ?
Light · Unknown
What colour were the LEGS or FEET ?
Orange, buff (orange-yellow), or tan · Red, or pink · Unknown
What colour was the SIDE ?
White, or pale (grayish-white) · Brown, or chestnut (reddish-brown) · Gray, or blue-gray · Black, purple, or dark · Unknown
What colour was the BACK ?
Rufous (dull-red or rust-colored) · Brown, or chestnut (reddish-brown) · Gray, or blue-gray · Black, purple, or dark · Unknown
What colour was the BREAST ?
White, or pale (grayish-white) · Rufous (dull-red or rust-colored) · Brown, or chestnut (reddish-brown) · Gray, or blue-gray · Black, purple, or dark · Unknown
What colour was the THROAT ?
White, or pale (grayish-white) · Gray, or blue-gray · Unknown
What colour was the BILL ?
Yellow · Black, purple, or dark · Unknown
What SHAPE was the BILL ?
Flattened · Unknown
What LENGTH was the BILL ?
Medium · Long · Unknown
What FACIAL or HEAD features were noted if any ?
Dark area behind, under, through or around the eye · NONE of the above or a PLAIN unmarked FACE · Unknown
What was the predominant colour of the HEAD ?
White, or pale (grayish-white) · Brown, or chestnut (reddish-brown) · Gray, or blue-gray · Unknown
How BIG was the bird ?
Crow-sized · Goose-sized
What TYPE of bird was seen ?
Duck or Goose-like
WHERE was the bird seen ?
Northwestern Canada or United States
result:725-spot-billed-duck:1:1 Source: 725 Spot-billed Duck, row 1