Quote:
Originally Posted by SULPHITE
A good rule of thumb on speculum coloration to distinguish Mallards from Mottled Ducks and Black Ducks is:
Mallard : 2 white stripes (top and bottom)
Mottled Duck: 1 white stripe (bottom)
Black Duck: 0 white stripes
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Exactly, 100% correct, only way to distinquish between the three for true indentification.
If you kill a "true" black duck down here, consider it a trophy!