Ferruginous duck
This is a sourced subject-directory page. Its presence does not mean a factual answer has been researched, or that the subject is a proven knowledge gap.
Names and connections
Aythya nyroca; Common pochard (Aythya nyroca); Common white-eye; Ferruginous pochard; Fudge duck; Khanjan; Nyroca nyroca; Pochard, Common (Aythya nyroca); Pochard, Ferruginous; Pochard, White-eyed; White-eye (Bird); White-eye pochard; White-eye, Common; White-eye, Ferruginous; White-eyed pochard
- Broader: Aythya
Up to 40 narrower headings are shown. Full Library of Congress authority record
Local answer status
No owner-reviewed answer has been published for this exact subject page. This is a gap in this collection; it does not establish that the answer is unavailable elsewhere.
Numeric address and provenance
Morton address: 5531621018273211936 · morton4x16-v1
Coordinates: (0, 478, 64556, 24576). The address interleaves categorical identifier bits. Nearby addresses are not guaranteed to describe semantically similar subjects.
Structured subject record · Markdown · Source snapshots and licenses
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