Aquatic Resources Aquatic Resources Work Group MeetingWork Group Meeting

December 18, 2008December 18, 2008

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Meeting LogisticsMeeting Logistics

IntroductionsIntroductions

LunchLunch

RestroomsRestrooms

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AgendaAgenda

RecapRecap PM&Es*PM&Es*

– Flood Storage/Process FlowsFlood Storage/Process Flows– Rule CurvesRule Curves– Water Quality MonitoringWater Quality Monitoring– 18 Models18 Models– USFS ScenariosUSFS Scenarios– Water supply, demand, climate changeWater supply, demand, climate change– WDFW Comments – Spada Lake FisheryWDFW Comments – Spada Lake Fishery– Additional ItemsAdditional Items– Set Agenda for January MeetingsSet Agenda for January Meetings

Future MeetingsFuture Meetings

*Table non-agenda items for future meetings*Table non-agenda items for future meetings

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Flood Storage/Process Flood Storage/Process FlowsFlows

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Flood Storage/Process Flood Storage/Process FlowsFlows

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Process FlowsProcess Flows

GoalsGoals– Physical Process (Geomorphic) Physical Process (Geomorphic) – BiologicalBiological

ConstraintsConstraints

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Process FlowsProcess Flows

Physical Process GoalsPhysical Process Goals– Achieved by:Achieved by:

FlowFlow Habitat ModificationHabitat Modification A combinationA combination

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Process FlowsProcess Flows

Physical Process Stated GoalPhysical Process Stated Goal– Example: Operate the Jackson Example: Operate the Jackson

Project in a manner where regulated Project in a manner where regulated hydrology and physical hydrology and physical manipulations work together to manipulations work together to achieve critical elements of a achieve critical elements of a dynamic and diverse ecosystem dynamic and diverse ecosystem

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Process FlowsProcess Flows

Physical Process Objectives Physical Process Objectives – Specific, measurable conditions that must Specific, measurable conditions that must

be attained in order to accomplish be attained in order to accomplish program goalprogram goal

Sediment TransportSediment Transport Erosion – deforming of bed and banksErosion – deforming of bed and banks Scour / DepositionScour / Deposition Channel MigrationChannel Migration Channel MorphologyChannel Morphology

– Width, depth, gradient, length, sinuosityWidth, depth, gradient, length, sinuosity ConnectivityConnectivity

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Process FlowsProcess Flows

With defined objectives, we can:With defined objectives, we can:– Develop MethodsDevelop Methods– Implement Pilot Program Implement Pilot Program – MonitorMonitor– EvaluateEvaluate– AdaptAdapt

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Process FlowsProcess Flows

Biological GoalsBiological Goals– Operate the Jackson Project in a Operate the Jackson Project in a

manner that provides freshwater manner that provides freshwater habitat conditions that promote self habitat conditions that promote self sustaining and productive salmon sustaining and productive salmon populations populations

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Process FlowsProcess Flows

Biological ObjectivesBiological Objectives– Specific, measurable conditions that Specific, measurable conditions that

must be attained in order to must be attained in order to accomplish program goalaccomplish program goal

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Process FlowsProcess Flows

Biological ObjectivesBiological Objectives– Provide habitat conditions suitable Provide habitat conditions suitable

for successful spawning and for successful spawning and incubationincubation Spatial ScaleSpatial Scale

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Process FlowsProcess Flows

Biological ObjectivesBiological Objectives– Provide habitat conditions suitable for Provide habitat conditions suitable for

successful spawning and incubationsuccessful spawning and incubation Habitat Unit FrequencyHabitat Unit Frequency Depth (holding, spawning)Depth (holding, spawning) VelocityVelocity SubstrateSubstrate

– Gravel Quantity & DistributionGravel Quantity & Distribution– Gravel Quality Gravel Quality

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Process FlowsProcess Flows

Biological ObjectivesBiological Objectives Provide habitat conditions suitable for Provide habitat conditions suitable for

rearing of juvenile salmonidsrearing of juvenile salmonids– Depth, velocity, substrate, coverDepth, velocity, substrate, cover

Promote heterogenity in mainstem Promote heterogenity in mainstem habitatshabitats

– Encourage structural and hydraulic diversityEncourage structural and hydraulic diversity Promote access to side channel habitatsPromote access to side channel habitats

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Process FlowsProcess Flows

With defined objectives, we can:With defined objectives, we can:– Develop Methods (i.e. IFIM)Develop Methods (i.e. IFIM)– Implement Program Implement Program – MonitorMonitor– EvaluateEvaluate– AdaptAdapt

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Rule CurvesRule Curves

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Water Quality PM&EWater Quality PM&E

Existing InformationExisting Information Current StudyCurrent Study

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Water Quality PM&EWater Quality PM&E

Parameter values obtained to-date fall Parameter values obtained to-date fall within expected rangeswithin expected ranges

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Water Quality PM&EWater Quality PM&E

Proposed PM&EProposed PM&E– Water Quality Protection PlanWater Quality Protection Plan– Monitoring ProgramMonitoring Program

Flow (Instream Flow / Ramping Rates)Flow (Instream Flow / Ramping Rates) Temperature (tribs, lake, river)Temperature (tribs, lake, river) TurbidityTurbidity

BREAKBREAK

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ModelsModels

LUNCHLUNCH

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City of Everett WaterCity of Everett Water

Presentation by Jim MillerPresentation by Jim Miller

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WDFW Comment: WDFW Comment: Spada Lake FisherySpada Lake Fishery Studies completed in 2007 / 2008Studies completed in 2007 / 2008

– Review of past studies and existing Review of past studies and existing information (UW)information (UW)

– Field studies (Meridian / Shuskan / Field studies (Meridian / Shuskan / UW)UW) Fisheries and aquatic resource Fisheries and aquatic resource

investigationsinvestigations LimnologyLimnology

– Bioenergetics Modeling (UW)Bioenergetics Modeling (UW)

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Spada Lake Trout Production (RSP Spada Lake Trout Production (RSP 16): Study Objectives16): Study Objectives

Use bioenergetics simulations to Use bioenergetics simulations to determine whether food supply, food determine whether food supply, food quality, thermal regime, or density-quality, thermal regime, or density-dependent growth from inter- or dependent growth from inter- or intra-specific competition limit trout intra-specific competition limit trout production.production.

Explore management options the Explore management options the promote increased productivity.promote increased productivity.

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Spada Lake Trout Production (RSP Spada Lake Trout Production (RSP 16): 16): Results SummaryResults Summary

The combination of warm summer The combination of warm summer epilimnetic temperatures and a shift to lower epilimnetic temperatures and a shift to lower energy content prey primarily limit growth energy content prey primarily limit growth and production of trout in Spada Lake and production of trout in Spada Lake compared to early Stage II operations. compared to early Stage II operations. – Shift in the benthic community (loss of energy rich Shift in the benthic community (loss of energy rich

leeches and mayfly naiads) or spatially or leeches and mayfly naiads) or spatially or behaviorally inaccessible behaviorally inaccessible

– Shift to feeding on terrestrial insects comes with Shift to feeding on terrestrial insects comes with increased metabolic costs / reduced growth increased metabolic costs / reduced growth efficiencyefficiency

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WDFW Comment: WDFW Comment: Spada Lake FisherySpada Lake Fishery Comments to dateComments to date

– No formal comments receivedNo formal comments received– Informal discussions with WDFW and Informal discussions with WDFW and

City of EverettCity of Everett

ADDITIONAL ITEMSADDITIONAL ITEMS

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Future MeetingsFuture Meetings

Recap tabled itemsRecap tabled items

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Next ARWG MeetingNext ARWG Meeting

Thursday January 8Thursday January 8 LaceyLacey 9:00-3:009:00-3:00

Thank You!Thank You!