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Filtering by: Creator Li, Judith L. Decade 1990-1999

Cumulative effects of riparian disturbances along high desert trout streams of the John Day Basin, Oregon

Creator:

Li, Hiram W., Lamberti, Gary A., Pearsons, Todd N., Tait, Cynthia K., Li, Judith L., and Buckhouse, John C.

Abstract:

In a study of cumulative effects of riparian disturbance by grazing on the trophic structure of high desert trout streams, watersheds with greater riparian canopy had higher standing crops of rainbow trout Oncorhynchus mykiss, lower daily maximum temperatures (range, 16-23°C compared with 26-31°C), and perennial flow. Watershed aspect influenced the...

Resource Type:

Article
Issues surrounding the Biota of the Tualatin River Basin

Creator:

Li, Judith L., Gregory, Stanley V., and Oregon State University. Water Resources Research Institute

Abstract:

Tributaries of the Tualatin River cascade down high gradient slopes for relatively short distances, then flow into the low gradient mainstem which meanders for much of its length. The gentle, east-facing slopes of Oregon's Coast Range provide the geomorphic and climatic template for the watershed's patterns of discharge, water quality,...

Resource Type:

Technical Report