SC-CAMLR-XXIX SCIENTIFIC COMMITTEE FOR THE CONSERVATION OF ANTARCTIC MARINE LIVING RESOURCES REPORT OF THE TWENTY-NINTH MEETING OF THE SCIENTIFIC COMMITTEE HOBART, AUSTRALIA 25–29 OCTOBER 2010 CCAMLR PO Box 213 North Hobart 7002 Tasmania Australia _______________________ Telephone: 61 3 6210 1111 Facsimile: 61 3 6224 8766 Email: [email protected] Chair of the Scientific Committee Website: www.ccamlr.org November 2010 ________________________________________________________________________________________ This document is produced in the official languages of the Commission: English, French, Russian and Spanish. Copies are available from the CCAMLR Secretariat at the above address. Abstract This document presents the adopted report of the Twenty-ninth Meeting of the Scientific Committee for the Conservation of Antarctic Marine Living Resources held in Hobart, Australia, from 25 to 29 October 2010. Reports of meetings and intersessional activities of subsidiary bodies of the Scientific Committee, including the Working Groups on Ecosystem Monitoring and Management, Fish Stock Assessment and Statistics, Assessments and Modelling, the Subgroup on Acoustic Survey and Analysis Methods and the ad hoc Technical Group for At-sea Operations, are appended. 1031-2889 CONTENTS Page OPENING OF MEETING .................................................................... 1 Adoption of agenda ......................................................................... 1 Chair’s report ............................................................................... 2 ADVANCES IN STATISTICS, ASSESSMENTS, MODELLING AND SURVEY METHODS .................................................................. 2 WG-SAM advice ........................................................................... 2 Acoustic survey and analysis methods .................................................... 3 HARVESTED SPECIES ...................................................................... 3 Krill resources .............................................................................. 3 2008/09 fishery .......................................................................... 3 2009/10 fishery .......................................................................... 3 Krill fishery notifications for 2010/11 ................................................. 4 Fishing patterns .......................................................................... 4 Krill escape mortality ................................................................... 5 Scientific observation ................................................................... 5 Surveys for krill ......................................................................... 7 Krill biomass and catch limits .......................................................... 7 Krill meetings ........................................................................... 8 Comments from Observers ............................................................. 9 Fish resources ............................................................................... 9 Fisheries information ................................................................... 9 Catch, effort, length and age data reported to CCAMLR ......................... 9 Research surveys ........................................................................ 9 Tagging .................................................................................. 10 Tagging studies for D. eleginoides outside the Convention Area ................ 10 Management advice .............................................................. 11 Biology, ecology and demography .................................................... 11 Management advice ................................................................. 11 Preparation of assessment and assessment timetables ............................... 12 Review of preliminary stock assessment papers .................................. 12 Assessments carried out and assessment timetable ............................... 12 Assessments and management advice ................................................. 13 Dissostichus eleginoides South Georgia (Subarea 48.3) ......................... 13 Management advice .............................................................. 13 Dissostichus spp. South Sandwich Islands (Subarea 48.4) ....................... 13 Dissostichus spp. Subarea 48.4 North .......................................... 14 Dissostichus spp. Subarea 48.4 South .......................................... 14 Management advice .............................................................. 14 Dissostichus eleginoides Kerguelen Islands (Division 58.5.1) ................... 14 Management advice .............................................................. 15 Dissostichus eleginoides Heard Island (Division 58.5.2) ......................... 15 Management advice .............................................................. 15 Dissostichus eleginoides Crozet Islands (Subarea 58.6) .......................... 16 Management advice .............................................................. 16 Dissostichus eleginoides Prince Edward and Marion Islands (Subareas 58.6 and 58.7) inside the EEZ ......................................... 16 Management advice .............................................................. 16 Champsocephalus gunnari South Georgia (Subarea 48.3) ....................... 17 Management advice .............................................................. 17 Champsocephalus gunnari Heard Island (Division 58.5.2) ...................... 17 Management advice .............................................................. 18 Other fisheries ........................................................................ 18 Antarctic Peninsula (Subarea 48.1) and South Orkney Islands (Subarea 48.2) ................................................................... 18 Crab resources .............................................................................. 18 Crabs (Paralomis spp.) (Subarea 48.2) ................................................ 18 Management advice ................................................................. 19 Crabs (Paralomis spp.) (Subarea 48.3) ................................................ 19 Management advice ................................................................. 19 Crabs (Paralomis spp.) (Subarea 48.4) ................................................ 19 Management advice ................................................................. 19 Fish and invertebrate by-catch ............................................................. 19 Data reporting for by-catch species .................................................... 19 Year-of-the-Skate ....................................................................... 20 Focused data collection for macrourids in the Convention Area .................... 21 Review of move-on rules ............................................................... 21 IUU gillnetting .......................................................................... 21 New and exploratory finfish fisheries ..................................................... 22 Review of experience with new and exploratory fisheries: development of a research framework for data-poor fisheries..................................... 22 New and exploratory toothfish fisheries .............................................. 23 Tagging in exploratory toothfish fisheries ......................................... 24 Other issues in exploratory fisheries ............................................... 25 Dissostichus spp. Subarea 48.6 ..................................................... 26 Dissostichus spp. Division 58.4.1 .................................................. 27 Dissostichus spp. Division 58.4.2 .................................................. 27 Dissostichus spp. Division 58.4.3a ................................................. 28 Dissostichus spp. Division 58.4.3b ................................................. 28 Management advice on Subarea 48.6 and Divisions 58.4.1, 58.4.2, 58.4.3a, 58.4.3b ........................................ 29 Dissostichus spp. Subareas 88.1 and 88.2 ......................................... 30 INCIDENTAL MORTALITY ARISING FROM FISHING OPERATIONS ............ 31 Marine debris ............................................................................... 31 Incidental mortality of seabirds and marine mammals associated with fisheries ..... 32 SPATIAL MANAGEMENT OF IMPACTS ON THE ANTARCTIC ECOSYSTEM ..................................................... 32 Bottom fishing and vulnerable marine ecosystems ...................................... 32 Glossary .................................................................................. 32 Impact assessments ..................................................................... 33 Notifications under CM 22-06 and Risk Areas under CM 22-07 ................... 34 (ii) Progress on the Scientific Committee’s work plan on bottom fisheries ............ 35 Marine Protected Areas .................................................................... 35 Rational use .............................................................................. 36 MPA Workshop ......................................................................... 36 Proposals ................................................................................. 38 Statements by Observers ............................................................... 40 IUU FISHING IN THE CONVENTION