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Ecosystem Considerations For 2009
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Summary of Major Changes
Description
Ecosystem Considerations Report Description
Summary of Changes
Summary of changes for 2009
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SUMMARY OF MAJOR CHANGES
Added the following contributions in October 2008:
Arctic Sea Ice Cover -From the Arctic Report Card
Continuous Plankton Recorder data in the Northeast Pacific
Bering Sea Groundfish Condition
Lingcod catches in the Gulf of Alaska
Updated the following sections/contributions in October 2008:
Executive Summary of Recent Trends
Fishing Effects on Ecosystems
Climate and Physical Environment Trends
Climate Effects on Ecosystems and Ecosystem Trends
Summary of Major Changes
Responses to Comments of the Scientific and Statistical Committee (SSC)
Responses tp the Aleutian Islands Fishery Ecosystem Plan (AI FEP)
Ecosystem Assessment
Introduction
Results
Conclusions
Ecosystem Status Indicators
Physical Environment
Summer bottom and surface temperatures – Eastern Bering Sea
Habitat
HAPC Biota – Bering Sea
Forage Fish
Forage – Eastern Bering Sea
Herring
Prince William Sound Pacific herring
Togiak Herring Population Trends
Groundfish
Trends in Groundfish Biomass and Recruits per Spawning Biomass
Benthic Communities and Non-target Fish Species
ADF&G Gulf of Alaska Trawl Survey
Jellyfish – Eastern Bering Sea
Miscellaneous species - Eastern Bering Sea
Marine Mammals
Cetaceans
Seabirds
Summary of Seabird Bycatch in Alaskan Groundfish Fisheries, 1993 through 2006
Ecosystem or Community Indicators
Combined Standardized Indices of recruitment and survival rate
Ecosystem-Based Mangement Indices and Information
Ecosystem Goal: Maintain Diversity
Time trends in groundfish discards
Ecosystem Goal: Maintain and Restore Fish Habitats
Areas closed to bottom trawling in the EBS/ AI and GOA
Hook and Line (Longline) fishing effort in the Gulf of Alaska, Bering, Sea and Aleutian Islands
Groundfish bottom trawlfishing effort in the Gulf of Alaska, Bering Sea and Aleutian Islands
Groundfish pelagic trawl fishing effort in the Gulf of Alaska, Bering Sea and Aleutian Islands
Pot fishing effort in the Gulf of Alaska, Bering Sea, and Aleutian Islands
Ecosystem Goal: Sustainability (for consumptive and non-consumptive uses)
Trophic level of the catch
Total annual surplus production and overall exploitation rate of groundfish
Ecosystem Goal: Humans are part of ecosystems
Groundfish fleet composition
Updated the following sections/contributions in September 2008:
Executive Summary of Recent Trends
Fishing Effects on Ecosystems
Climate and Physical Environment Trends
Climate Effects on Ecosystems and Ecosystem Trends
Responses to Comments of the Scientific and Statistical Committee (SSC)
Responses to the Aleutian Islands Fishery Ecosystem Plan (AI FEP)
Ecosystem Assessment
Ecosystem Status Indicators
Physical Environment
North Pacific Climate Overview
Gulf of Alaska
Pollock Survival Indices – EcoFOCI
Seasonal rainfall at Kodiak
Wind mixing at the southwestern end of Shelikof Strait
Eddies in the Gulf of Alaska – FOCI
Ocean Surface Currents – Papa Trajectory Index
Eastern Bering Sea
Eastern Bering Sea Climate – FOCI
Summer bottom and surface temperatures – Eastern Bering Sea
Variations in water mass properties during fall 2000-2007 in the eastern Bering Sea-BASIS
Aleutian Islands
Eddies in the Aleutian Islands –FOCI
Habitat
Distribution of rockfish species along environmental gradients in Gulf of Alaska and Aleutian Islands bottom trawl surveys
Nutrients and Productivity
Variations in phytoplankton and nutrients during fall 2000-2006 in the eastern Bering Sea- BASIS
Zooplankton
Bering Sea Zooplankton
Forage Fish
Variations in juvenile salmon, age -0 pollock, and age-0 Pacific cod catch per unit effort and distributions during fall 2002-2007 in the eastern Bering Sea- BASIS
Groundfish
Update on EBS winter spawning flatfish recruitment and wind forcing
Benthic Communities and Non-target Fish Species
Gulf of Alaska Small Mesh Trawl Survey Trends
Trends in Jellyfish Bycatch from the Bering Aleutian Salmon International Survey (BASIS)
Seabirds
Seabird distribution
Ecosystem-Based Management Indices and Information
Ecosystem Goal: Sustainability (for consumptive and non-consumptive uses)
Fish Stock Sustainability Index and status of groundfish, crab, salmon and scallop stocks
Community size spectrum of the bottom trawl-caught fish community of the eastern Bering Sea
Ecosystem Goal: Humans are part of ecosystems
Fishing overcapacity programs
Distribution and abundance trends in the human population of the Bering Sea/Aleutian Islands
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