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Title: Significance of Selective Predation and Development of Prey Protection Measures for Juvenile Salmonids in the Columbia and Snake River Reservoirs: Annual Report, February 1992-February 1993.

Technical Report ·
DOI:https://doi.org/10.2172/10109595· OSTI ID:10109595

This document is the 1992 annual report of progress for the Bonneville Power Administration (BPA) research Project No. 82-003 conducted by the U.S. Fish and Wildlife Service (FWS), the Oregon Cooperative Fishery Research Unit (OCFRU), and the Idaho Cooperative Fish and Wildlife Research Unit (ICFWRU). The approach was to present the progress achieved during 1992 in a series of separate reports for each major project task. Each report is prepared in the format of a scientific paper and is able to stand alone, whatever the state of progress or completion. Reports 1, 2, and 4 consist of the Abstract only (journal papers were submitted in lieu of reports). This project has two major goals. One is to understand the significance of selective predation and prey vulnerability by determining if substandard juvenile salmonids (dead, injured, stressed, diseased, or naive) are more vulnerable to predation by northern squawfish, Ptychocheilus oregonensis, than standard or normal juvenile salmonids. The second goal is to develop and test prey protection measures to control predation on juvenile salmonids by reducing predator-smolt encounters or predator capture efficiency. Separate abstracts have been submitted to the database for the seven articles in this report.

Research Organization:
US Fish and Wildlife Service
Sponsoring Organization:
US Bonneville Power Administration
DOE Contract Number:
AI79-88BP91964
OSTI ID:
10109595
Report Number(s):
DOE/BP-91964-3; ON: DE95004889; TRN: US200305%%371
Resource Relation:
Other Information: Supercedes report DE95004889; PBD: Oct 1994; PBD: 1 Oct 1994; PBD: 1 Oct 1994
Country of Publication:
United States
Language:
English