Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Stercorarius parasiticus
18 June Barrow, Alaska
One flying over Barrow area hunting
22 July Barrow, Alaska
a melanistic one was observed on Fresh Water Lake
Road next to the lake in association with a group 10
Imperial geese.
29 July Pittngs Rina - Cape Sabine
A pair are located here, the ♂ being melanistic. No young
have been seen.
16 Aug Barrow, Alaska
One flew north over Voitk Slough