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River duck

Observed: 12th August 2012 By: pf339
S159 Neighbourhood Nature - course complete
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River duck
Description:

Dark duck with grey flanks. Blue bill with black tip. Yellow eye. Amongst mallards but possibly female tufted duck.

Identifications
Species interactions

No interactions present.

Comments

Troglodyte's picture

Tufted Duck - Eclipse Drake

This is a drake that has moulted into eclipse plumage indicated by the paler grey/brown patches on its sides.

It will moult its body feathers again later in the year back to its black body with white sides breeding plumage

pf339's picture

Identification

Many thanks for helping with identification and for moulting information.