KANEKTOK RIVER WEIR, 2002. 01-118. Annual 2002
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KANEKTOK RIVER WEIR, 2002 By Jeffrey L. Estensen and Chad Diesigner Regional Information Report1 No. 3A03-21 Alaska Department of Fish and Game Commercial fisheries Division Arctic-Yukon-Kuskokwim Region 333 Raspberry Road Anchorage, Alaska 99519 July 2003 ______________________________________________________________________ 1The Regional Information Report Series was established in 1987 to provide an information access system for all unpublished divisional reports. These reports frequently serve diverse ad hoc informational purposes or archive basic uninterpreted data. To accommodate timely reporting of recently collected information, reports in this series undergo only limited internal review and may contain preliminary data; this information may be subsequently finalized and published in the formal literature. Consequently, these reports should not be cited without prior approval of the author or the Commercial Fisheries Division. AUTHORS Jeff Estensen is an Assistant Area Management Biologist for Commercial Fisheries for the Kuskokwim Area and project leader for the Kanektok River weir. Chad Diesigner is a Fish Biologist I and is the crewleader for the Kanektok River weir project. The authors can be can be contacted at the Alaska Department of Fish and Game, Commercial Fisheries Division, P.O. Box 1467, Bethel, AK 99559-1467. ACKNOWLEDGMENTS The authors would like to thank the Kanektok River ‘weirdos’, Roger Minton and Rob Stewart with ADF&G, Karl Jones, and Thaddeus Foster with the Native Village of Kwinhagak (NVK) for their hard work. The authors would also like to thank Andrew Corchran of the Bering Sea Fishermen’s Association (BSFA) with help in the installation, Mark Lisac and his crew with the U.S. Fish and Wildlife Service (USFWS) for helping out around camp, Doug Bue with ADF&G, and Willard Church with NVK for their help in making things work. PROJECT SPONSORSHIP The U.S. Fish and Wildlife Service, Office of Subsistence Management, provided $130,000 in funding for this project through the Fisheries Resource Monitoring Program, under agreement # 701811J334. OEO/ADA STATEMENT The Alaska Department of Fish and Game administers all programs and activities free from discrimination based on race, color, national origin, age, sex, religion, marital status, pregnancy, parenthood, or disability. The department administers all programs and activities in compliance with Title VI of the Civil Rights Act of 1964, Section 504 of the Rehabilitation Act of 1973, Title II of the Americans with Disabilities Act of 1990, the Age Discrimination Act of 1975, and Title IX of the Education Amendments of 1972. If you believe you have been discriminated against in any program, activity, or facility, or if you desire further information please write to ADF&G, P.O. Box 25526, Juneau, AK 99802-5526; U.S. Fish and Wildlife Service, 4040 N. Fairfield Drive, Suite 300, Arlington, VA 22203; or O.E.O., U.S. Department of the Interior, Washington DC 20240. For information on alternative formats for this and other department publications, please contact the department ADA Coordinator at (voice) 907-465-4120, (TDD) 907-465-3646, or (FAX) 907-465-2440. ii TABLE OF CONTENTS Page LIST OF TABLES ...................................................................................................................................v LIST OF FIGURES ...............................................................................................................................vii LIST OF APPENDICES.......................................................................................................................viii ABSTRACT ............................................................................................................................................ix INTRODUCTION ...................................................................................................................................1 Study Area...................................................................................................................................1 Salmon Fisheries..........................................................................................................................1 Escapement Monitoring ..............................................................................................................2 Aerial Survey ...............................................................................................................................3 Age, Sex, and Length ..................................................................................................................3 Objectives.....................................................................................................................................4 METHODS...............................................................................................................................................4 Resistance Board Weir ................................................................................................................4 Escapement Monitoring ..............................................................................................................5 Age, Sex, and Length ..................................................................................................................5 Aerial Surveys..............................................................................................................................5 RESULTS.................................................................................................................................................6 Salmon Fisheries..........................................................................................................................6 Escapement Monitoring ..............................................................................................................6 Age, Sex, and Length ..................................................................................................................7 Aerial Surveys..............................................................................................................................7 DISCUSSION/RECOMMENDATIONS...............................................................................................7 LITERATURE CITED..........................................................................................................................10 TABLES .................................................................................................................................................13 FIGURES................................................................................................................................................39 iii TABLE OF CONTENTS (Continued) Page APPENDICES....................................................................................................................................... 41 iv LIST OF TABLES Table Page 1. Summary of the commercial harvest, number of permits fished, fishing time and exvessel value, District W-4, and the Quinhagak area subsistence harvest, 2002.. ........13 2. Summary of salmon escapement, aerial survey counts, and exploitation, Kanektok River, 2002................................................................................................................14 3. Daily and cummulative salmon passage through the Kanektok River weir, 2002.................15 4. Daily and cummulative passage of Dolly Varden, whitefish, and Rainbow Trout through the Kanektok River weir, 2002. ..................................................................................17 5. Daily and cumulative count of salmon carcasses washed up on the Kanektok River weir, 2002 ........................................................................................................................19 6. The age and sex composition of the chinook salmon escapement at the Kanektok River weir, .................................................................................................................................21 7. The mean length of the chinook salmon escapement at the Kanektok River weir, 2002. .....22 8. The age and sex composition of the sockeye salmon escapement at the Kanektok River weir, 2002 ........................................................................................................................23 9. The mean length of the sockeye salmon escapement at the Kanektok River weir, 2002. .....24 10. The age and sex of the chum salmon escapement at the Kanektok River weir, 2002. ..........26 11. The mean length of the chum salmon escapement at the Kanektok River weir, 2002. .........27 12. The age and sex of the coho salmon escapement at the Kanektok River weir, 2002.............29 13. The mean length of coho salmon escapement at the Kanektok River weir, 2002..................30 14. The age and sex composition of chinook salmon harvested in the District W-4 commercial fishery, 2002..........................................................................................................31 v LIST OF TABLES (Continued) Table Page 15. The mean length of chinook salmon harvested in the District W-4 commercial fishery, 2002. ............................................................................................................................32 16. The age and sex composition of the sockeye salmon harvest from the District 4 commercial fishery, 2002..........................................................................................................33 17.