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ISRP Categorical Review January 17-19, 2012 Portland, OR. Nez Perce Tribe Resident Fish Substitution Program “Trout Ponds Project” BPA No. 1995-013-00. - PowerPoint PPT Presentation
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ISRP Categorical ReviewJanuary 17-19, 2012 Portland, OR
Nez Perce Tribe Resident Fish Substitution
Program“Trout Ponds Project”BPA No. 1995-013-00
Resident Fish Substitution (2000 FWP)• Dworshak Dam (1972) N. Fork Clearwater River• Partially mitigate for lost anadromous fisheries
• Increase harvest opportunities• Hatchery rainbow trout in (3) small, confined ponds• Reduce harvest pressure on native species
Ponds Located in NPT Reservation, Idaho
Project Ponds
• Mud Springs Reservoir (BIA 1964)
•Talmaks Reservoir (BIA 1964)
• Tunnel Pond (NPT/BPA 2000)
Objectives• Continue O&M work
• Sustained harvest of 4,750 kgs.
• Community Outreach and Education
Study Design• Monitor water quality (2x/month per pond)
• Monitor fish health and condition (2x per year per pond)
Adaptive Management • Aluminum Sulfate treatment at Mud Springs (Phosphate removal)
• Pre-treatment
• Post-treatment
Results
2003 2004 2005 2006 2007 2008 2009 2010 20110
5001,0001,5002,0002,5003,0003,5004,0004,5005,000
3,041 2,793 2,8053,220
3,5243,094
3,571
Est. Harvest (kg)Est. Harvest (kg)
Year
Kgs.
Results:Investing in Future Generations