Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Maclean
1966
Stercorarius pomarinus
3 June
1 flew high and straight over
Beach Ridge, towards Elsar Lagoon.
Intermediate phase - looked not unlike
a ♀. no sign of intent to stop when
bird out of sight.
10 June
5 flying over Holmes' Marass.
I went down and others quickly followed.
Appeared to scrap over something on the
ground. After ca. 1 min. took off again
and flew e. to SE.