Index Catalog // ScholarsArchive@OSU

Creator:: Groves, Kristy L.
Abstract:: Redband trout (Oncorhynchus mykiss gairdneri) are found over a wide range of environmental conditions and are known for their variability in life history traits among watersheds or even within streams. Life history traits and population structure of these trout can be influenced by a variety of anthropogenic changes including habitat...
Resource Type:: Masters Thesis
Full Text:: recaptures were from fish that had moved into the Crooked arm, from either the Deschutes River or the

Creator:: McKinney, Shaun P.
Abstract:: Streams in the Alsea and Nestucca Sub-Basins were characterized using suites of habitat attributes at the pool and reach scales. These suites were analyzed using a multivariate process with the Multiple Response Permutation Procedure (MRPP) to test for differences in groups. There were differences in the suite of habitat variables...
Resource Type:: Masters Thesis
Full Text:: habitat assessments provide only a portion of watershed or ecosystem health understanding. Naiman and

Creator:: Leitzinger, Eric J.
Abstract:: Fish assemblage structure was determined along a longitudinal gradient for three drainages in the upper John Day basin: Middle Fork, South Fork, and upper Mainstem proper. One or two tributaries in each drainage were included. Where possible, sites were paired: those with good versus those with poor riparian habitat. Detrended...
Resource Type:: Masters Thesis

Creator:: Lytjen, Danna J.
Abstract:: Two studies on Catherine Creek and Meadow Creek of the Upper Grande Ronde River basin, quantified several physical and biotic influences on woody riparian community composition and structure. The Catherine Creek study examined the association of woody riparian species with elevational and geomorphic gradients. The Meadow Creek study examined the...
Resource Type:: Masters Thesis
Full Text:: Oregon is a critical watershed for recovery efforts for Columbia River anadromous fishes. Geomorphic

Creator:: Cordova, Jerry J.
Resource Type:: Masters Thesis
Full Text:: processes moved or repositioned 25% of the LWD with no significant difference in movement between levels

Creator:: Otting, Nicholas J.
Resource Type:: Masters Thesis
Full Text:: . mykiss) use West Chicken Creek as spawning and/or rearing habitat. Snake River steelhead trout use

Creator:: Lampman, Ralph Tatsuo
Abstract:: The extensive reduction in adult Pacific lamprey (Entosphenus tridentatus) counts at many hydroelectric dams in the northwestern USA signals a substantial decline in lamprey numbers across the entire region in the past 40 to 50 years. Among the many potential causes of this decline, obstruction of migration routes has likely...
Resource Type:: Masters Thesis
Full Text:: Winchester Dam and within the North Umpqua River Basin, Oregon, USA Abstract approved

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