Report of the Study Group on “ Fisheries and Ecosystem Response to Recent Regime Shifts”

• Other Authors: North Pacific Marine Science Organization (PICES)
• Format: Book
• Language: English
• Published: North Pacific Marine Science Organization (PICES) 2005
• Subjects: Oceanography; North Pacific Ocean; Bering Sea; Gulf of Alaska; Pacific; Alaska; Aleutian Islands
• Online Access: http://hdl.handle.net/1834/19113

EXECUTIVE SUMMARY1. DECADAL-SCALE CLIMATE EVENTS 1.1 Introduction1.2 Basin-scale Patterns1.3 Long Time Series in the North Pacific1.4 Decadal Climate Variability in Ecological Regions of the North Pacific1.5 Mechanisms1.6 References2. COHERENT REGIONAL RESPONSES 2.1 Introduction2.2 Central North Pacific (CNP)2.3 California Current System (CCS)2.4 Gulf of Alaska (GOA)2.5 Bering Sea and Aleutian Islands2.6 Western North Pacific (WNP)2.7 Coherence in Regional Responses to the 1998 Regime Shift2.8 Climate Indicators for Detecting Regime Shifts2.9 References3. IMPLICATIONS FOR THE MANAGEMENT OF MARINE RESOURCES 3.1 Introduction3.2 Response Time of Biota to Regime Shifts3.3 Response Time of Management to Regime Shifts3.4 Provision of Stock Assessment Advice3.5 Decision Rules3.6 References4. SUGGESTED LITERATURE 4.1 Climate Regimes4.2 Impacts on Lower Trophic Levels4.3 Impacts on Fish and Higher Trophic Levels4.4 Impacts on Ecosystems and Possible Mechanisms4.5 Regimes and Fisheries ManagementAPPENDIX 1: RECENT ECOSYSTEM CHANGES IN THE CENTRAL NORTH PACIFIC A1.1 Introduction A1.2 Physical Oceanography A1.3 Lower Trophic Levels A1.4 Invertebrates A1.5 Fishes A1.6 ReferencesAPPENDIX 2: RECENT ECOSYSTEM CHANGES IN THE CALIFORNIA CURRENT SYSTEM A2.1 Introduction A2.2 Physical Oceanography A2.3 Lower Trophic LevelsA2.4 Invertebrates A2.5 Fishes A2.6 ReferencesAPPENDIX 3: RECENT ECOSYSTEM CHANGES IN THE GULF OF ALASKA A3.1 Introduction A3.2 Physical Oceanography A3.3 Lower Trophic Levels A3.4 InvertebratesA3.5 Fishes A3.6 Higher Trophic Levels A3.7 Coherence in Gulf of Alaska Fish A3.8 Combined Standardized Indices of Recruitment and Survival Rate A3.9 ReferencesAPPENDIX 4: RECENT ECOSYSTEM CHANGES IN THE BERING SEA AND ALEUTIAN ISLANDS A4.1 Introduction A4.2 Bering Sea Environmental Variables and Physical Oceanography A4.3 Bering Sea Lower Trophic Levels A4.4 Bering Sea Invertebrates A4.5 Bering Sea Fishes A4.6 Bering Sea Higher Trophic Levels A4.7 Coherence in Bering Sea Fish Responses A4.8 Combined Standardized Indices of ...