Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Childs
1963
Clangula hyemalis
16 June Warmupft, Alaska
Pairs common on the ponds.
5 July Barrow, Alaska
1st fresh water lake. No nests reported
this year.
11 July Bernard River, Banks Island, NWT., Canada
One flew over lake 5W of camp.