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1. Review of activities in monitoring marine debris in the CAMLR Convention Area

   Abstract:  In 2011 data on beach surveys, debris associated with seabird colonies, marine mammal ... surveys.  The fishing items found were mostly from longline origin. Plastic packaging bands continue to be ... found in beach surveys with closed bands found at Bird Island (1) and King George Island (3), despite ... Conservation Measure 26-01 requiring packaging bands to be cut up into 30 cm pieces. The amount of debris in ...

   Meeting Document : WG-IMAF-11/04 Rev. 1 : Автор(ы): Secretariat

2. Scientific justification for a marine protected area designation around the Balleny Islands to protect ecosystem structure and function in the Ross Sea region, Antarctica: progress report

   can be aligned with both the CCAMLR ecosystem-wide conservation objectives and the values found in ... Specially Protected Area (ASPA) around the Balleny Islands. Since that time, research has continued to focus ... focus is on the CCAMLR values. A review of existing information reveals that the Balleny Islands are ... activities and/or competition between predators and fisheries for available prey can be expected to have ...

   Meeting Document : SC-CAMLR-XXIV/BG/25 : Автор(ы): Delegation of New Zealand

3. Investigation of potential biases in the assessment of Antarctic toothfish in the Ross Sea fishery using outputs from a spatially explicit operating model

   hypotheses should be tested, we consider that these simulation experiments provide a useful tool to evaluate ... . Conceptually this assumption implies either that tagged and untagged fish mix equally in the population, or ... -recapture data, and rely on the assumption that tagged and untagged fish have constant probabilities of ... that fishing effort for recaptures is distributed in proportion to the underlying abundance. Neither of ...

   Meeting Document : WG-SAM-13/36 : Автор(ы): S. Mormede and A. Dunn (New Zealand)

4. A RISK MANAGEMENT FRAMEWORK FOR AVOIDING SIGNIFICANT ADVERSE IMPACTS OF BOTTOM FISHING GEAR ON VULNERABLE MARINE ECOSYSTEMS

   with different types of gear, a risk management framework is proposed, similar to that which has been ... fishing effort. (4). Review. All of the above steps should be reviewed regularly to ensure that all ... Abstract:  CCAMLR adopted a new conservation measure in 2007 (CM 22-06) to ensure that significant ... and consequences of interactions of bottom fishing gear with VMEs and associated uncertainties from ...

   Meeting Document : WG-FSA-08/64 : Автор(ы): K. Martin-Smith (Australia)

5. Results of fish stock assessment survey, South Georgia, December 1987 – January 1988

   's. A survey to monitor these stocks was carried out from December 1987 to January 1988. It ... complements earlier surveys in the same area and showed that most of the stocks are continuing to decline ...

   Meeting Document : SC-CAMLR-VII/BG/23 : Автор(ы): United States of America

6. THE POWER OF ECOSYSTEM MONITORING

   power) to detect effects that trigger management action. 2. Using data from a long-term ecosystem ... monitoring programme of the predators of Antarctic krill Euphausia superba at South Georgia together with a ... % power after 20 years with the probability of a type I error (α) = 0.05). The power increased to >50 ... % when α was increased to 0.2 when the ability to detect change was greater with the predator response ...

   Meeting Document : WG-EMM-08/P11 : Автор(ы): K. Reid, J.P. Croxall and E.J. Murphy

7. Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach

   ommastrephids, is semelparous. It is proposed that the timing and catches of the fishery should be highly ... reliable data are from seabirds because comprehensive sampling can be carried out during the breeding ... 245,000 tonnes compared with an upper estimate of 550,000 tonnes if less reliable data are included. M ... . hyadesi spawns in winter/spring, probably has a two year life cycle and, in common with other ...

   Meeting Document : WG-FSA-96/20 : Автор(ы): Rodhouse, P.G.

8. Results of the mark–recapture experiment in Subarea 48.3, 2005

   from 2004 and 2005 were very similar to each other, whichever selectivity was used: about 62,000 t of ... vulnerable biomass using the Kirkwood shallow selectivity; 52-55,000 t using the CASAL derived selectivity ... functions; and 41,000 t using the tag-derived selectivity function. Current vulnerable biomass (BV2005) was ... sustainable yield, made adjusting mean recruitment in GYM so that BV2005 corresponded to the current estimates ...

   Meeting Document : WG-FSA-05/17 : Автор(ы): D.J. Agnew and A. Payne (United Kingdom)

9. Fishing for structure; can we describe normal patterns in toothfish fishing operations using catch and effort data?

   they may vary among gear type and other factors that make them useful to understand fishing activities ... some variables; some are explainable while others are obvious errors. We suggest that identifying ... values outside normal maximum ranges can be used to target additional error-checking or seek additional ... more difficult to evaluate given the wide range of influences that may affect recorded values for a ...

   Meeting Document : WG-FSA-16/36 : Автор(ы): J.M. Fenaughty and K. Large

10. ANALYSIS OF ROSS SEA TAGGING AND RECAPTURE RATES

    the same. 3. This method could be used to identify groups of nations that have similar reporting rates ... , recapture year, SSRU, release nation and recapture nation, with 193 recaptures. Despite this size, fishing ... has not been consistent enough between nations to allow the analysis to be definitive. In many cases ... existed, recapture rates were usually highest with New Zealand tagged and recaptured fish, although there ...

    Meeting Document : WG-SAM-08/07 : Автор(ы): D.J. Agnew (UK)

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