Abundance and Run Timing of Adult Pacific Salmon in the

• Main Authors: U. S. Fish, Wildlife Service, Tim Roettiger, Frank Harris, Ken C. Harper
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Subjects: Keta; Pacific; Sockeye; Weir; Yukon; Kuskokwim
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.383.5052; http://www.arlis.org/docs/vol1/A/422820368etc/422820368etc-2004.pdf

From June 25 to September 10, 2004, the U.S Fish and Wildlife Service, assisted by the Organized Village of Kwethluk, operated a resistance board weir to collect abundance, run timing, and biological data from salmon returning to spawn in the Kwethluk River, a tributary to the lower Kuskokwim River. Information from this weir was used by the in-season managers to manage the commercial and federal subsistence fisheries on the Yukon Delta National Wildlife Refuge. A total of 38,646 chum Oncorhynchus keta, 28,604 Chinook O. tshawytscha, 3,491 sockeye O. nerka, 3,053 pink O. gorbuscha, and 64,216 coho O. kisutch salmon were counted through the weir. Peak weekly passage, by species, was as follows: June 27 to July 3 for sockeye