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Filtering by: Creator Giannico, Guillermo Degree Field Wildlife Science

Effects of grass seed agriculture on aquatic invertebrate communities in seasonal wetlands of the southern Willamette Valley, Oregon

Creator:

Wyss, Lance A.

Abstract:

An estimated 99% of native wet prairie has been lost in the Willamette Valley, Oregon, but a large number of seasonal wetlands remain on private lands dedicated to grass seed production within the historical wet prairie landscape. Because agriculture is known to alter physical and chemical wetland conditions, I investigated...

Resource Type:

Masters Thesis

Full Text:

Kathryn Boyer, Randall Colvin, Dr. Guillermo Giannico, and Dr. Judith Li for believing in my abilities
Effects of body size on the survival and timing of emigration of newly metamorphosed Northern Red-legged frogs

Creator:

Chelgren, Nathan D.

Abstract:

The purpose of this study was to investigate the survival and movements of newly metamorphosed Northern Red-legged frogs (Rana aurora aurora) as they emigrated from two ephemeral breeding ponds. Quantifying survival and movement rates will be important to our understanding how changes to terrestrial and aquatic systems affect behavior and...

Resource Type:

Masters Thesis

Full Text:

and running always smoothly. Guillermo Giannico, Bill Gerth, Dirk Lang, and Shannon Claesson