Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Dennis K. Marks"'
Autor:
Emily L. Weiser, Paul L. Flint, Dennis K. Marks, Brad S. Shults, Heather M. Wilson, Sarah J. Thompson, Julian B. Fischer
Publikováno v:
Wildlife Society Bulletin, Vol 47, Iss 1, Pp n/a-n/a (2023)
Abstract Ocular aerial surveys allow efficient coverage of large areas and can be used to monitor abundance and distribution of wild populations. However, uncertainty around resulting population estimates can be large due to difficulty in visually id
Externí odkaz:
https://doaj.org/article/b472b51bf811489894fb4621e64e124d
Autor:
Emily L. Weiser, Paul L. Flint, Dennis K. Marks, Brad S. Shults, Heather M. Wilson, Sarah J. Thompson, Julian B. Fischer
Publikováno v:
Wildlife Society Bulletin. 47
Publikováno v:
The Journal of Wildlife Management. 87
Autor:
Katherine J. Kuletz, Dennis K. Marks
Publikováno v:
Waterbirds: The International Journal of Waterbird Biology. 24:161
Although the Marbled Murrelet (Brachyramphus marmoratus) usually nests in mature coniferous trees throughout most of its range, in south-central Alaska Marbled Murrelet nests have been found on the ground in unforested areas as frequently as they hav
Publikováno v:
Northwestern Naturalist. 76:63
To identify potential marbled murrelet (Brachyramphus marmoratus) nesting habitat we surveyed western Prince William Sound, Alaska, for murrelet activity between 12 June and 3 August 1992. We evaluated methods specific to boat-based surveys (vessel a
Publikováno v:
Northwestern Naturalist. 76:4
Publikováno v:
Northwestern Naturalist. 76:12
In 1991 and 1992, we located 14 tree nests of the marbled murrelet (Brachyramphus marmoratus) on Naked, Kodiak, and Afognak islands, Alaska. All nests were in old-growth forests on moss-covered platforms of western hemlock (Tsuga heterophylla; N = 2)