ICES Advice 2007, Book 10 - North Atlantic Salmon Stocks

Executive Summary 11 Introduction 11.1 Main Tasks 11.2 Management framework for salmon in the North Atlantic 21.3 Management objectives 31.4 Reference points and application of precaution 32 ATLANTIC SALMON IN THE NORTH ATLANTIC AREA 52.1 Catches of North Atlantic Salmon 52.1.1 Nominal catches of salmon 52.1.2 Catch and release 52.1.3 Unreported catches 52.2 Farming and Sea Ranching of Atlantic Salmon 62.3 NASCO has asked ICES to report on significant new or emerging threats to, or opportunities for, salmon conservation and management 62.3.1 Recovery potential of Bay of Fundy and Southern Upland salmon populations 62.3.2 Timing and nature of density dependence in Atlantic Province salmon populations 72.3.3 Monitoring interactions between aquaculture and wild fisheries in Norway 72.3.4 Cessation of mixed stock fisheries in Irish coastal waters from 2007 82.3.5 Development of predictive models for returning salmon in Norway 82.3.6 Human activities impacting on aquatic diversity 82.3.7 Autumn downstream migration of juvenile Atlantic salmon in the UK – possible implications for the assessment and management of stocks 92.4 NASCO has asked ICES to provide a framework of indicators which would be used to identify any significant change in the previously provided multi-annual management advice for each Commission area 92.4.1 Study Group on Establishing a Framework of Indicators of Salmon Stock Abundance 92.4.2 Update of the Framework of Indicators for the 2007–2009 multi-year catch advice at West Greenland 92.4.3 Application of the framework indicator spreadsheet for signalling whether a significant change in management advice may occur for the fisheries in 2008 and 2009 102.5 NASCO has asked ICES to examine associations between changes in biological characteristics of all life-stages of Atlantic salmon and variations in marine survival 112.5.1 Small grilse size and growth during the first summer at sea in Scottish and Norwegian salmon populations 112.6 Tracking and tagging studies 122.6.1 Acoustic tracking of migrating Atlantic salmon kelts from the LaHave River, Nova Scotia, Canada 122.6.2 Monitoring smolt migration in the River Rhine, Germany 122.6.3 Data storage tags and tagging studies in Iceland 122.6.4 Compilation of tag releases and fin clip data by ICES member countries in 2006 132.6.5 Summary of the Workshop on the Development and Use of Historical Salmon Tagging Information from Oceanic Areas (WKDUHSTI) 133 NORTH-EAST ATLANTIC COMMISSION 283.1 Status of stocks/exploitation 283.2 Management objectives 293.3 Reference points 293.3.1 National conservation limits 293.3.2 Progress with setting river-specific conservation limits 293.4 Management advice 293.5 Relevant factors to be considered in management 303.6 Pre-Fishery Abundance for 2006–2010 303.7 Comparison with previous assessment 313.7.1 PFA forecast model 313.7.2 National PFA model and national conservation limit model 313.8 NASCO has requested ICES to describe the key events of the 2006 fisheries and the status of the stocks 313.8.1 Fishing at Faroes in 2005/2006 313.8.2 Significant events in NEAC homewater fisheries in 2006 313.8.3 Gear and effort 313.8.4 Catches 313.8.5 Catch per unit effort (cpue) 323.8.6 Age composition of catches 323.8.7 Farmed and ranched salmon in catches 323.8.8 National origin of catches 323.8.9 Trends in the PFA for NEAC stocks 323.8.10 Survival Indices for NEAC stocks 333.9 NASCO has requested ICES to provide any new information on the extent to which the objectives of any significant management measures introduced in recent years have been achieved. 333.10 NASCO has requested ICES to provide estimates of bycatch and non-catch fishing mortality of salmon in pelagic fisheries with an assessment of impacts on returns to homewaters 343.10.1 SGBYSAL 343.10.2 Bycatch of salmon in non-targeted catches in 2006 344 North American Commission 434.1 Status of stocks/exploitation 434.2 Management objectives 434.3 Reference points 434.4 Management advice 434.5 Relevant factors to be considered in management 434.6 Updated forecast of 2SW maturing fish for 2007 434.6.1 Catch options for 2007 fisheries on 2SW maturing salmon 434.7 Pre-fishery abundance of 2SW salmon for 2007-2009 444.7.1 Catch options for 2008–2010 fisheries on 2SW maturing salmon 444.8 Comparison with previous assessment and advice 444.9 NASCO has requested ICES to describe the key events of the 2006 fisheries and the status of the stocks 444.9.1 Fisheries in 2006 444.9.2 Status of stocks 454.10 NASCO has requested ICES to evaluate the extent to which the objectives of any significant management measures introduced in recent years have been achieved 454.11 NASCO has asked ICES to provide a comprehensive description of coastal fisheries including timing and location of harvest, biological characteristics (size, age, origin) of the catch, and potential impacts on non-local salmon stocks 465 Atlantic salmon in the West Greenland Commission 545.1 Status of stocks/exploitation 545.2 Management objectives 545.3 Reference points 545.4 Management advice 555.5 Relevant factors to be considered in management 555.6 Pre-fishery abundance forecasts 2007, 2008, and 2009 555.6.1 North American stock complex 555.6.2 Southern European MSW stock complex 555.7 Comparison with previous assessment and advice 555.8 NASCO has requested ICES to describe the events of the 2006 fishery and status of the stocks 565.8.1 Catch and effort in 2006 565.8.2 Biological characteristics of the catches. 565.9 NASCO has requested ICES to provide a detailed explanation and critical examination of any changes to the models used to provide catch options 575.9.1 Run-reconstruction models 575.9.2 Forecast models for pre-fishery abundance of 2SW salmon 575.9.3 Development and risk assessment of catch options 575.10 NASCO has requested ICES to provide any new information on the extent to which the objectives of any significant management measures introduced in recent years have been achieved. 576 NASCO has requested ICES to identify relevant data deficiencies, monitoring needs, and research requirements, taking into account NASCO's international Atlantic salmon research board's inventory of ongoing research relating to salmon mortality in the sea 656.1 Data deficiencies and research needs 65

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