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Resident Fish Mitigation. RESIDENT FISH LOSS ASSESSMENT Fish and Wildlife Program provides for resident fish mitigation (through the acquisition of property) where construction and inundation losses have been assessed and quantified
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Resident Fish Mitigation • RESIDENT FISH LOSS ASSESSMENT • Fish and Wildlife Program provides for • resident fish mitigation (through the • acquisition of property) where construction and • inundation losses have been assessed and • quantified • Primary purpose is to preserve, enhance, restore, and/or create habitat equal to the quantity and quality of habitat lost.
Resident Fish Mitigation • LACK OF LOSS ASSESSMENTS ACROSS THE BASIN • Loss assessments required to purchase property • Examples of Existing Habitat Loss Assessments • MFWP – Hungry Horse Reservoir • IDFG – Upper Snake River reservoirs
Resident Fish Mitigation • LACK OF STANDARD METHOD • Program does not prescribe specific methodology for assessing quantity of habitat lost (i.e., inundated) • RFAC - need a standardized method for assessment due to ledger accounting
Resident Fish Mitigation • PROPOSED METHOD • Length or area (at discretion of entity) calculated using GIS (1:12,000 scale) and stream order • Waterway length or area measured to full pool elevation • If bridges or culverts (associated with construction) function as barriers length of stream above should be included