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Filtering by: Has journal Arctic Committee Member Hixon, Mark Degree Field Fisheries Science Rights Statement Copyright Not Evaluated

Ecological relation of sympatric steelhead and resident rainbow trout in the Deschutes River, Oregon

Creator:

Zimmerman, Christian E.

Abstract:

Sympatric steelhead and resident rainbow trout (Oncorhynchus mykiss) are known to exist in many rivers throughout the Pacific Rim. Whether sympatric steelhead and resident rainbow trout are polymorphisms within a single gene pool or two reproductively isolated populations has significant implications concerning the study and conservation of this polytypic species....

Resource Type:

Dissertation

Full Text:

exists. For example, Nordeng (1983) found that resident and migratory Arctic char arose from a single
Impacts of earlier emerging steelhead fry of hatchery origin on the social structure, distribution, and growth of wild steelhead fry

Creator:

Noble, Sandra M. (Sandra Marie)

Abstract:

Newly emerged steelhead fry (Oncorhynchus mvkiss) of hatchery and wild origins were studied in laboratory stream channels and natural streams. Objectives of the study were to determine if and how earlier emerging hatchery fry influence the emigration, realized densities, growth, habitat use, social structure, and activity patterns of localized populations...

Resource Type:

Masters Thesis
The relationship between stream habitat complexity and anadromous salmonid diversity and habitat selection

Creator:

Chen, Glenn K.

Resource Type:

Dissertation

Full Text:

comprised of several sub-species including arctic, Dolly Varden, and bull "trout" char (Salvelinus malma