Search results
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Analysis of potential threats from fishing to the objectives of a proposed Ross Sea region MPA
objectives identified in the Ross Sea region MPA proposal submitted jointly by New Zealand and the USA ... . Where particular threats can be foreseen and located in space, MPA designation is one effective means of ... and scientific objectives were always implicit in the systematic process of MPA design used by New ... Zealand and the USA over several years; in this paper we make the underlying logic more explicit, drawing ...
Meeting Document : SC-CAMLR-IM-I/09 : Author(s): Delegations of New Zealand and the USA
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Using tag-recapture data to estimate catchability of a series of random stratified trawl surveys
Heard Island and McDonald Islands (HIMI) in Division 58.5.2, a prior for catchability q of the random ... address potential bias in the estimation of q and conclude that the potential bias that may arise from ... fishing selectivity cannot be corrected for given the available data. In the absence of an unbiased ... used for abundance estimates from trawl surveys in a toothfish stock assessment. The bounds of such as ...
Meeting Document : WG-SAM-15/34 : Author(s): W. de la Mare, P. Ziegler and D. Welsford (Australia)
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Ideal survey patterns: an example of using a simulated world
selected or that locations are selected at random. The landscape and fishery are simulated in a spatially ... relative abundance of the population? How well can this method detect changes in the abundance of the ... strength of the simulation method in answering these questions and in exploring the efficacy of survey ... strategies in general as well as a generator of ideas for survey design. Author(s): I.R. Ball and A.J ...
Meeting Document : WG-FSA-01/75 : Author(s): I.R. Ball and A.J. Constable (Australia)
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BIOMASS ESTIMATES AND SIZE DISTRIBUTIONS OF DEMERSAL FINFISH ON THE ROSS SEA SHELF AND SLOPE FROM THE NEW ZEALAND IPY-CAML SURVEY, FEBRUARY-MARCH 2008
the survey was to carry out a Census of Antarctic Marine Life in this regionfocussing on sampling the ... pelagic and benthic habitats on the shelf, slope, abyss, and seamounts in the Ross Sea region (CCAMLR ... Subarea 88.1). The shelf and slope were stratified by depth and at least three random trawls completed in ... . whitsoni as it is the main speciestaken as bycatch in the toothfish fishery, and the most important prey ...
Meeting Document : WG-FSA-08/31 : Author(s): S.M. Hanchet, M.L. Stevenson (New Zealand), C. Jones (USA), P.M. Marriott, P.J. McMillan, R.L. O’Driscoll, D. Stevens, A.L. Stewart and B.A. Wood (New Zealand)
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Report on marine debris collected at Cape Shirreff, Livingston Island, during the 1994/95 Antarctic season
Abstract: A summarized information on marine debris collected in the beaches of Cape Shirreff ... litter at Cape Shirreff was carried out in 1993/94, with a total of 1,754 articles weighing 284.29 kg ... %; metalic pieces, 4.3%; and paper, 0.4%. From the plastic item, those used in fisheries (1,195 articles ... ) rise to 48.2%. Larus dominicanus continue using some plastic fibres found in the area to build their ...
Meeting Document : CCAMLR-XIV/BG/24 : Author(s): Delegation of Chile
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Distribution of salps near the South Shetland Islands during austral summer, 1990/1991 with special reference to krill distribution
556 mgC•m-3 and was greatest at a station in the Bransfield Strait in late December 1990. Salp biomass ... so the January-February period. While E. superba was found mainly in the coastal area which showed ... high-chlorophyll a values, salps exhibited high biomass in the oceanic area with low chlorophyll a ... potential reasons for the relatively low abundance of E. superba at the stations where salps were present in ...
Meeting Document : WG-EMM-95/54 : Author(s): Terazaki, M., Ichii, T., Kawaguchi, K., Nishikawa, J., Ishii, H., Naganobu, M.
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Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)
distances after the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish ... in 2016 that had been released in Subarea 48.6 in 2011 (WG-SAM-16/20). The Working Group noted that ... to date the majority of tagged toothfish movements were very restricted in distance and requested ...
Meeting Document : WG-FSA-16/25 Rev. 1 : Author(s): CCAMLR Secretariat
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Progress on Southern Ocean protection and vessel activity
Safety of Life at Sea (SOLAS) Convention in Step 2 or Phase 2 of the Polar Code. Most recently, Member ... Safety Committee (MSC), the next meeting of which takes place in November 2016. Consequently, ASOC urges ... the CCAMLR Secretariat to provide comprehensive information on incidents in polar waters involving ... involving fishing vessels in the Convention Area, ASOC believes it is appropriate for CCAMLR to introduce ...
Meeting Document : CCAMLR-XXXV/BG/25 : Author(s): Submitted by ASOC
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Spatial distribution of management measures, Antarctic krill catch and Southern Ocean bioregions: implications for conservation planning
between habitat (bioregion), existing spatial management and Antarctic krill catch in the Southern Ocean ... important differences between pelagic bioregions in terms of the fraction that was open to fishing, and the ... has ever been fished, and this fishing is concentrated in three of the seven bioregions found in the ... be used to prioritise protection for bioregions that are currently under-represented in marine ... CCAMLR has endorsed the development of a representative system of marine protected areas (MPAs) in the ... scales that are appropriate in terms of both conservation benefits and rational use. A conservation ... measure (CM) agreed by the Commission in 2011 (CM 91-04) sets out a general framework for establishing ... their viability and integrity in the long term...’ (CCAMLR, 2011). There are many approaches to the ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 1–19 : Author(s): Grant, S.M., S.L. Hill and P.T. Fretwell
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2007 krill biomass update of the South Shetland and Elephant Island regions of Area 48
Abstract: Antarctic krill biomass trends in the South Shetland Island region of Area 48 are ... 2007), acoustic biomass estimates previously presented at the 2006 WG-EMM meeting in Namibia (WG-EMM-06 ... /32). In 2007, biomass in the South Shetland Islands region exceeded 19 million tons. This increase ...
Meeting Document : WG-EMM-07/31 : Author(s): C.S. Reiss and A.M. Cossio (USA)