ICES ADVICE 2007 Book 1
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ICES ADVICE 2007 AVIS DU CIEM Books 1- 10 Report of the ICES Advisory Committee on Fishery Management, Advisory Committee on the Marine Environment and Advisory Committee on Ecosystems, 2007 Book 1 Introduction, Overviews and Special Requests International Council for the Exploration of the Sea Conseil International pour l’Exploration de la Mer H.C. Andersens Boulevard 44-46 DK-1553 Copenhagen V Denmark Telephone (+45) 33 38 67 00 Telefax (+45) 33 93 42 15 www.ices.dk [email protected] Report of the ICES Advisory Committee on Fishery Management, Advisory Committee on the Marine Environment and Advisory Committee on Ecosystems, 2007. Books 1 - 10 December 2007 Recommended format for purposes of citation: ICES. 2007. Report of the ICES Advisory Committee on Fishery Management, Advisory Committee on the Marine Environment and Advisory Committee on Ecosystems, 2007. ICES Advice. Books 1 - 10. 1,333 pp. For permission to reproduce material from this publication, please apply to the General Secretary. ISBN 978-87-7482-000-0 TABLE OF CONTENTS ICES ADVICE 2007 BOOK 1 Section Page 1 INTRODUCTION, OVERVIEW AND SPECIAL REQUESTS .......................................................................... 1 1.1 About ICES................................................................................................................................................... 1 1.2 General guidelines for the ICES advice ........................................................................................................ 2 1.2.1 Precautionary approach................................................................................................................ 2 1.2.2 Maximum sustainable yield ......................................................................................................... 5 1.2.3 Ecosystem approach..................................................................................................................... 5 1.2.4 European Marine Strategy ........................................................................................................... 6 1.3 Structure of the Report.................................................................................................................................. 6 1.3.1 A regional orientation .................................................................................................................. 6 1.3.2 Ecosystem overviews................................................................................................................... 7 1.3.3 Human impacts on the ecosystem................................................................................................ 8 1.3.4 Assessment and advice................................................................................................................. 8 1.3.5 Single stock summaries................................................................................................................ 8 1.4 Basis for the advice....................................................................................................................................... 8 1.4.1 Data used and data quality ........................................................................................................... 8 1.4.2 Assessing the status of fish stocks ............................................................................................... 9 1.4.3 Evaluations of management plans.............................................................................................. 10 1.4.4 Three layers in providing fisheries advice ................................................................................. 10 1.4.4.1 Single stock exploitation boundaries......................................................................... 10 1.4.4.2 Mixed fisheries advice .............................................................................................. 10 1.4.4.3 Ecosystem aspects..................................................................................................... 11 1.4.5 Quality of the advice.................................................................................................................. 11 1.5 Answers to non-Ecoregion specific Special Requests ................................................................................ 12 1.5.1 EC DG Fish................................................................................................................................ 12 1.5.1.1 Status of fish stocks managed by the Community in the Northeast Atlantic.............. 12 1.5.1.2 Status of small cetaceans and bycatch in European waters ........................................ 15 1.5.1.3 Review of the Data Collection Framework: Definition of environmental indicators to measure the impacts of fisheries on the marine ecosystem. ....................................... 19 1.5.2 HELCOM................................................................................................................................... 22 1.5.3 NASCO ................................................................................................................................... 22 1.5.4 NEAFC ................................................................................................................................... 22 1.5.5 OSPAR ................................................................................................................................... 22 1.5.5.1 Quality assurance of biological measurements ......................................................... 22 1.5.5.2 Progress on the assessment of the changes in the distribution and abundance of marine species in the OSPAR maritime area in relation to changes in hydrodynamics and sea temperature.................................................................................................. 23 1.5.5.3 Scoping of an assessment of the environmental impact of fisheries ......................... 52 1.5.5.4 Development of EcoQO on changes in the proportion of large fish and evaluation of size-based indicators ................................................................................................ 59 1.5.5.5 An integrated framework for ecosystem advice in European Seas ........................... 65 1.5.5.6 Development of JAMP monitoring guidelines.......................................................... 78 1.5.5.7 OSPAR OECD test protocols for EDCs.................................................................. 105 1.5.5.8 Background concentrations of contaminants in biota and sediments ...................... 111 1.5.6 Additional Advice.................................................................................................................... 115 1.5.6.1 Progress on integrated chemical biological effects ....................................................... 115 1.5.6.2 Progress in the BEQUALM Programme....................................................................... 118 1.5.6.3 Integrated methods for assessments of effects on biota from flame retardants ............. 122 1.5.6.4 Harmonisation of biological effect methods in the EU ................................................. 125 1.5.6.5 Update on methods for biological effects monitoring................................................... 129 1.5.6.6 Fish Disease Index – an assessment tool....................................................................... 143 1.5.6.7 New disease trends in wild and cultured fish and shellfish........................................... 146 ICES Advice 2007 i BOOK 2 Section Page 2 ICELAND AND EAST GREENLAND................................................................................................................... 1 2.1 Ecosystem Overview...................................................................................................................................... 1 2.1.1 Greenland....................................................................................................................................... 1 2.1.1.1 Ecosystem components.................................................................................................... 1 2.1.2 Iceland ......................................................................................................................................... 5 2.1.2.1 Ecosystem components.................................................................................................... 5 2.1.2.2 Environmental forcing on Ecosystem dynamics.............................................................. 8 2.1.2.3 References ....................................................................................................................... 9 2.2 Fishery effects on benthos and fish communities......................................................................................... 12 2.3 Assessments and advice ............................................................................................................................... 13 2.3.1 Assessments and advice regarding protection of biota and habitats............................................. 13 2.3.2 Assessments and advice regarding fisheries ................................................................................ 13 2.3.3 Special requests............................................................................................................................ 23 2.3.3.1 NEAFC request on Redfish stock ID............................................................................. 23 2.4 Stock summaries ......................................................................................................................................