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Filtering by: Advisor Sanchez, Dana M. Language English [eng] Non-Academic Affiliation Oregon State University. Honors College

Occurrence of beaver (Castor canadensis) in volcanically disturbed lentic habitat

Creator:

Smith, Sierra L.

Abstract:

This study investigates the occurrence of beaver (Castor canadensis) in lentic habitat (lakes and ponds) near Mount St. Helens in Washington, 40 years after the 1980 eruption. At the coarse spatial scale, I surveyed lakes for sign of beaver establishment (lodge or den) across multiple volcanic disturbance zones. At a...

Resource Type:

Honors College Thesis

Full Text:

:_____________________________________________________ Dana Sanchez This study investigates the occurrence of beaver (Castor canadensis) in
Assessing variation in coyote (Canis latrans) diet across three sagebrush steppe sites with different levels of juniper encroachment

Creator:

Kendall, Zachary D.

Abstract:

Juniper (Juniperus spp.) encroachment into the sagebrush steppe ecoregion is one of the main causes of sagebrush degradation and can alter the understory vegetative community by outcompeting native shrubs and grasses, which reduces the available forage and cover for small mammals. Coyotes (Canis latrans) are generalist, omnivorous predators in the...

Resource Type:

Honors College Thesis

Full Text:

:_____________________________________________________ Dana Sanchez Juniper (Juniperus spp.) encroachment into the sagebrush steppe ecoregion