Search results
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A two-fleet ASPM assessment of the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
be for the annual legal catch not to exceed 500 tonnes for the time being, together with encouragement ... be for the annual legal catch not to exceed 500 tonnes for the time being, together with encouragement ...
Meeting Document : WG-FSA-05/58 : Author(s): A. Brandão and D.S. Butterworth (South Africa)
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13
is 266 t. We also recommend that further ageing is carried out by fishing members involved in the ... tagging protocols and data collection. We believe that there is sufficient conflicting information, and ... favour of the tag data as the base case. We therefore recommend that model R4 is used for providing ... management advice. In this model, the initial stock biomass is estimated at 6590 t (95% confidence interval ...
Meeting Document : WG-FSA-13/52 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Proposal for a joint workshop between the Southern Ocean Observing System and the Scientific Committee for the Conservation of Antarctic Marine Living Resources
-CAMLR. SOOS was established in 2011 and has been communicating with the Scientific Committee since that ... collaborations and data discovery. Given the many useful interactions that could be of benefit to both SC-CAMLR ... Abstract: The Southern Ocean Observing System (SOOS) Executive Committee requests that the ... the regional and capability working groups and the development of three tools that facilitate ...
Meeting Document : SC-CAMLR-XXXVI/BG/15 : Author(s): Submitted by SCOR
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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 : Author(s): K. Martin-Smith (Australia)
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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 : Author(s): K. Reid, J.P. Croxall and E.J. Murphy
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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 : Author(s): Rodhouse, P.G.
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REPORT ON AUSTRALIAN VMS TRIAL IN THE CCAMLR AREA
fishing activities of its vessels and that VMS offers a range of capabilities that cannot be readily ... individual fishers are detailed, together with the operational costs of VMS equipment. A range of conclusions ... are drawn from the trial; notably that VMS is a cost effective measure for a flag State to monitor ... achieved by other means. The paper recommends that all CCAMLR Members implement VMS and, through its use ...
Meeting Document : CCAMLR-XVI/BG/7 : Author(s): Delegation of Australia
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Management of VMS information by the Secretariat concerning catches of Patagonian toothfish beyond the Convention Area
of the Convention, the Secretariat should ensure that such information is being loaded into the CCAMLR data bases ... of the Convention, the Secretariat should ensure that such information is being loaded into the CCAMLR data bases ...
Meeting Document : CCAMLR-XXIX/46 : Author(s): Delegation of Chile
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Using acoustic echo counting to estimate grenadier abundance in the Ross Sea (SSRU88.1I)
fishery for toothfish in the Ross Sea. Previous studies concluded that acoustics methods could be used to ... index the relative abundance of grenadiers and be useful for exploring spatial distribution. Automated ... . These methods can be applied to large volumes of relatively low quality, opportunistically collected ... at seabed depths of 700–1000 m, and revealed consistent spatial patterns, with higher numbers of ...
Meeting Document : WG-FSA-14/62 : Author(s): Y. Ladroit, R.L. O’Driscoll and S. Mormede (New Zealand)
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Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models, including model validation
vulnerable marine ecosystems (VMEs). We describe a spatially explicit production model that can be used to ... of these impacts in the scenarios tested were small, we recommend that research be focused, at least ... fishing effort. Further, we update this paper with a set of simulations using a range of simple and ... carried out under a range of productivity assumptions, impact, and spatial scale, with and without ...
Meeting Document : WG-FSA-10/29 : Author(s): A. Dunn, S.J. Parker and S. Mormede (New Zealand)