Search Constraints

Start Over
Filtering by: Subject Harlequin duck -- Alaska -- Prince William Sound Remove constraint Subject: Harlequin duck -- Alaska -- Prince William Sound Rights Statement Copyright Not Evaluated Remove constraint Rights Statement: Copyright Not Evaluated

Search Results

  • Breeding habitat of harlequin ducks in Prince William Sound, Alaska

    Creator:
    Crowley, David W.
    Abstract:
    Breeding habitat of Harlequin ducks (Histrionicus histrionicus) was studied in eastern Prince William Sound, Alaska, during 1991 - 1993. Streams in Prince William Sound were surveyed for Harlequin ducks and monitored with mist nets. Physical characteristics of 24 Harlequin breeding streams were compared to those of 24 streams not used...
    Resource Type:
    Masters Thesis
    Full Text:
    Prince William Sound, Alaska, 1991 - 1992. 56 57 Figure 10 Weekly Harlequin duck capture rates of 1991

  • Harlequin duck demography during winter in Prince William Sound, Alaska : effects of the Exxon Valdez oil spill

    Creator:
    Esler, Daniel
    Abstract:
    The 1989 Exxon Valdez oil spill was a major perturbation of nearshore habitats of Prince William Sound, a wintering area for harlequin ducks (Histrionicus histrionicus). This research was designed to evaluate harlequin duck population recovery from the oil spill from 1995 to 1998, using a demographic approach to assess both...
    Resource Type:
    Dissertation
    Full Text:
    : Harlequin Duck Demography during Winter in Prince William Sound, Alaska: Effects of the Exxon Valdez Oil

  • Genetic diversity in coastal cutthroat trout and Dolly Varden in Prince William Sound, Alaska

    Creator:
    Griswold, Kitty E.
    Abstract:
    Genetic diversity of two salmonid species, Dolly Varden (Salvelinus malma) and coastal cutthroat trout (Oncorhynchus clarki clarki) in Prince William Sound, Alaska were examined at multiple spatial scales with three molecular markers. Pleistocene glaciers covered what is now Prince William Sound 8,000- 12,000 years ago and both species colonized the...
    Resource Type:
    Dissertation
    Full Text:
    in Coastal Cutthroat Trout and Dolly Varden in Prince William Sound, Alaska. Abstract approved