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Lake Roosevelt Rainbow Trout Habitat/Passage Improvement Lake Roosevelt Rainbow Trout Habitat/Passage Improvement

Lake Roosevelt Rainbow Trout Habitat/Passage Improvement - PowerPoint Presentation

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Uploaded On 2020-06-24

Lake Roosevelt Rainbow Trout Habitat/Passage Improvement - PPT Presentation

Project No 199001800 Jason McLellan Confederated Tribes of the Colville Reservation January 18 2012 Background Habitat surveys Restoration Projects Riparian fencingplanting Culvert replacements ID: 786317

restoration habitat design tier habitat restoration tier design density inventory current conditions projectsriparian barriers 2008 actions riparian fish restore

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Presentation Transcript

Slide1

Lake Roosevelt Rainbow Trout Habitat/Passage ImprovementProject No. 1990-018-00

Jason McLellanConfederated Tribes of the Colville Reservation

January 18, 2012

Slide2

BackgroundHabitat surveysRestoration ProjectsRiparian fencing/plantingCulvert replacements

Channel reconstructionRoad decommissioningNutrient enhancementWater right transfers

2

Slide3

BackgroundMonitoring and EvaluationSpawning escapementInvertebrate – nutrient enhancementLimited due to small sample sizes

Genetic AssessmentsSome “pure” populationsNew leadershipStatus and trend monitoringProject No. 2008-109-00

3

Slide4

Goal and ObjectiveGoal – restore healthy and harvestable salmonid populationsObjective – rehabilitate stream

habitat and restore ecological function in the riparian corridors4

Slide5

Management QuestionsWhat are current habitat conditions?

Where are natural barriers?Root causes of habitat degradation?

Highest priority restoration actions?

Current distribution and density of fish?

5

Slide6

Project Design

6

Slide7

Inventory and AssessmentHabitatWater QualityDischargeInvertebrate driftFish presence, relative density, and species composition

Level II – environmental attributes – EDT7

Slide8

Study Design – Habitat ConditionsCurrent Conditions – censusHabitat Inventory – ODFW protocolNatural barriers – WDFW protocol

Degradations – censusCulverts – National Inventory and Assessment ProcedureDiversions, pumps, dikes, levees, rip rap, riparian clearing – WDFW protocol

8

Slide9

Study Design – Other ComponentsCHaMP50 sites – two strataSanpoil (n=25); E. side streams (n=25)

12 fixed, 13 rotating panel (3 yr)Balanced across 6 multi-density categoriesLand ownership (private, public)Valley segment (source, transport, response)

9

Slide10

Habitat Protection and Restoration Plan10Process-based principles (

Beechie et al. 2010)Sequence of actions (Roni et al. 2008)Empirical observationEDT Model results

Slide11

Restoration ProjectsRiparian vegetation and streambank conditionsFish passageChannel

migration potential & floodplain and sidechannel connectivityInstream flow & prevent entrainment or impingement of fish in irrigation structures

11

Slide12

Restoration Project Prioritization12

TIER 3

TIER 1

TIER 4

TIER 2

Biological Benefit

Feasibility

Slide13

Example Prioritization Criteria - BarriersBiological

Quantity and quality of habitat upstreamExtent of passage in current conditionNumber of focal species affectedOther benefitsRisk of catastrophic failure

FeasibilityLand ownershipSize of road

Cost

13

Slide14

SummaryAssessmentDevelop restoration planImplementation

14

Slide15

15Questions?