1 a presentation to the noaa science advisory board usha varanasi, ph.d. science director philip...
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A Presentation to the NOAA Science Advisory Board
Usha Varanasi, Ph.D. Science Director Philip Roni, Ph.D. Research Fishery Biologist
Northwest Fisheries Science Center NOAA Fisheries Service
August 2005
Salmon Recovery from Summit to Sea -- Lessons from Puget Sound
A Presentation to the NOAA Science Advisory Board
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Outline
• Purpose• Issue• Presentation of Briefing• Desired Outcomes
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Purpose
• Present an informational briefing on science and management for recovery of west coast salmon populations
• Discuss successes and opportunities for next steps in Puget Sound
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Issue
• Difficulty translating ESA requirements into practical recovery goals for use by state, tribal and local entities
• Creating science and policy frameworks and products to support effective stakeholder decision-making
• Adopting sound recovery strategies through stakeholder-driven processes
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Presentation
1. Brief history of salmon recovery on the West Coast
2. Science-policy interactions in designing recovery strategies
3. Major advances in the science of salmon recovery
4. Emerging issues
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Presentation
1. Brief history of salmon recovery in the region
2. Science-policy interactions in designing recovery strategies
3. Major advances in the science of salmon recovery
4. Emerging issues
![Page 7: 1 A Presentation to the NOAA Science Advisory Board Usha Varanasi, Ph.D. Science Director Philip Roni, Ph.D. Research Fishery Biologist Northwest Fisheries](https://reader030.vdocument.in/reader030/viewer/2022032606/56649eac5503460f94bb32f2/html5/thumbnails/7.jpg)
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(Fro
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Status of Pacific Salmon
• Considerable extinction of ESUs has occurred throughout range
• ESUs are the ESA-listing unit. They are:– Groups of populations– Distinct genetically and
ecologically
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• 58 identified ESUs, 26 listed under Endangered Species Act
• 6 geographically oriented recovery teams convened to identify delisting criteria
Status of Salmon Recovery
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Technical Recovery Teams
Broad Scientific Tasks:
• What are population boundaries?
• What are recovery goals (viability targets for populations and ESUs)?
• What actions are consistent with achieving goals?
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Presentation
1. Brief history of salmon recovery in the region
2. Science-policy interactions in designing recovery strategies
3. Major advances in the science of salmon recovery
4. Emerging issues
![Page 11: 1 A Presentation to the NOAA Science Advisory Board Usha Varanasi, Ph.D. Science Director Philip Roni, Ph.D. Research Fishery Biologist Northwest Fisheries](https://reader030.vdocument.in/reader030/viewer/2022032606/56649eac5503460f94bb32f2/html5/thumbnails/11.jpg)
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Puget SoundTechnical Recovery
Team
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Puget SoundTechnical Recovery
Team
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Puget Sound ESU
• Independent populations of Puget Sound Chinook with geographic regions
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Status – Puget Sound
• Watershed plans completed by local recovery planning groups and submitted to NOAA Fisheries.
• Watershed groups worked through regional coordinating group (Shared Strategy)
• NOAA Fisheries will turn the plans into the recovery plan for the Puget Sound ESU.
• Coordinating group is designing governance structure for plan implementation.
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Science-policy interface between TRT and Shared Strategy
Science product Policy product
(Shared Strategy)• Identify population boundaries • Watershed planning groups
know specific populations on which to focus efforts
• Population and ESU viability criteria
• Population and ESU recovery goals
• Guidance document for developing watershed recovery plans; technical liaison consulting
• Draft watershed recovery plans
• Population and landscape modeling of restoration alternatives
• Estimates of results for salmon from recovery plans
• Technical reviews of certainty of plan outcomes
• Final watershed and regional recovery plans
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Developing conservation strategies and scenarios within watersheds
Technical Committee
Shared StrategyPolicy Development
Committee Forum
Conservation strategy(s)
Develop conservation
scenarios
Evaluate conservation scenarios using biological criteria
Socioeconomicanalysis
Goals
Selection of conservation scenario for inclusion
in plan
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Presentation
1. Brief history of salmon recovery in the region
2. Science-policy interactions in designing recovery strategies
3. Major advances in the science of salmon recovery
4. Emerging issues
![Page 18: 1 A Presentation to the NOAA Science Advisory Board Usha Varanasi, Ph.D. Science Director Philip Roni, Ph.D. Research Fishery Biologist Northwest Fisheries](https://reader030.vdocument.in/reader030/viewer/2022032606/56649eac5503460f94bb32f2/html5/thumbnails/18.jpg)
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Major advances in the science of salmon recovery
SUMMARY:
• Defining common attributes of Viable Salmonid Populations (VSP) and ESUs
• Including a large-scale, ecosystem perspective to identify recovery needs
• Estimating the integrative effects of hatchery, harvest, hydropower and habitat management on salmon
• Scenario planning for restoration strategies under uncertain future conditions
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Viable Salmonid Populations
Population and ESU viability include 4 components:
1) abundance2) productivity 3) diversity4) spatial structure
(McElhany et al. 2000)
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HarvestHarvest HabitatHabitat
HatcheryHatchery HydroHydro
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Conceptual foundation for designing & evaluating salmon recovery strategies
• Life-cycle model is at the core
• Changes to the “H’s” alter habitats, ecological interactions, and population dynamics
Life-cycle model
Hatchery effects
Habitat effects
Harvest effects
Land use
Landscape processes
Hydropowereffects
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Monitoring
• Management actions as experiments to assess effectiveness
• Need to evaluate restoration approaches
• Provide technical guidance and assistance to “recovery practitioners”
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S
C
S: SupplementationR: ReintroductionC: Control
S
SS
R
R
S
S
C
C
C
C
Hood Canal Chum Supplementation Program
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Watershed processes & human impacts: understanding causes of habitat threats
• Focus on landscape processes and land use impacts affecting streams
Landscapeprocesses
Land use
Habitat conditions
Biologicalresponse
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Restoration Effectiveness
Assessments
Prioritization
Monitoring & Evaluation
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Key Restoration Questions
Reach Scale• What is effect of project x on local conditions? • What is effect of projects like x on local conditions?
Watershed Scale
• What is effect of project x on conditions in watershed or basin?
• What is effect of a suite of projects on conditions in a watershed or basin?
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• Physical habitat (LWD, boulder structures, ELJs)
• Reconnection/creation of floodplain habitats
• Dam removal
• Levee removal
Habitat restoration actions
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Watershed Scale Restoration - Elwha River
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Watershed Scale Evaluation
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Presentation
1. Brief history of salmon recovery in the region
2. Science-policy interactions in designing recovery strategies
3. Major advances in the science of salmon recovery
4. Emerging issues
![Page 31: 1 A Presentation to the NOAA Science Advisory Board Usha Varanasi, Ph.D. Science Director Philip Roni, Ph.D. Research Fishery Biologist Northwest Fisheries](https://reader030.vdocument.in/reader030/viewer/2022032606/56649eac5503460f94bb32f2/html5/thumbnails/31.jpg)
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Chemical Habitat QualityCoho Pre-spawn Mortality
Longfellow Creek, Fall 2002
Dead females (spawned out)
n = 80
5
10
0
Daily rainfall in the Longfellow watershed (inches)
0.51.01.5
0
5
10 Flow in Longfellow Creek (cfs)
Dead and symptomatic females (pre-spawn)
n = 640
5
10 *
*
*= no sampling (high flows)
10/1/02 11/1/02 12/1/02
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Role of Climate and Ecosystems
• Impacts of climatic and oceanographic variation on salmonid survival and population status
• Determine impacts to food web structure due to introduced species and human activities
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Climate Model
Hydrology Model
Air Temp., Meteorology
Salmon Pop. Model(SHIRAZ)
Stream flow, Temp.
Salmon Population Forecast
Land Cover & Land Form
Maps
PredictedAtmospheric
CO2
How Robust are Recovery Actions to Alternative Future Scenarios
(land use and climate)?
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Emerging Issues: Developing an Ecosystem-based Recovery Strategy for Puget Sound
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Desired Outcomes
• SAB endorsement of the approach to recovery planning used in Puget Sound
• SAB support for developing an ecosystem approach to management in Puget Sound
• SAB ideas on opportunities for ecosystem-based science in Puget Sound