Search results
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A RE-ANALYSIS AND UPDATE OF THE ANTARCTIC KRILL BIOMASS IN THE SOUTH SHETLAND ISLANDS, THROUGH 2011
based data show that 2011 was a year of good recruitment, following two years of low recruitment. Krill ... in a biomass of more than 128 000 tons. Refining biomass estimates and estimates of recruitment will ... most rapid climate change as well as population declines of major land-based predators. Author(s): A ... . Cossio, C. Reiss and R. Driscoll (USA) Title: A RE-ANALYSIS AND UPDATE OF THE ANTARCTIC KRILL BIOMASS IN ...
Meeting Document : WG-EMM-11/26 : Author(s): A. Cossio, C. Reiss and R. Driscoll (USA)
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Depletion-based stock reduction analysis: a catch-based method for determining sustainable yields for data-poor fish stocks
Abstract: We describe a method for determining reasonable yield and management reference points ... annual catches, approximate natural mortality rate and age at maturity. A production function is ... unknown parameter, which can be estimated given a designated relative depletion level near the end of the ... stocks. Author(s): E.J. Dick and A.D. McCall Title: Depletion-based stock reduction analysis: a catch ...
Meeting Document : WG-SAM-11/P2 : Author(s): E.J. Dick and A.D. McCall
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A revised assessment of Patagonian toothfish in Subarea 48.4
, into northern and southern components. The northern component is assessed as a single species of D ... . eleginoides whilst the southern component is assessed as a combination of D. eleginoides and D. mawsoni. Both ... , covering the whole of the subarea, would be a more appropriate method for assessing the stocks than the ... Kingdom) Title: A revised assessment of Patagonian toothfish in Subarea 48.4 Approval: Approved ...
Meeting Document : WG-SAM-13/24 : Author(s): R. Scott (United Kingdom)
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Results of the longline survey for toothfish in the northern Ross Sea region (Subarea 88.2 SSRUs A–B) by the FV Janas, New Zealand
part of a multi-year and multi-member research plan using standardised longline gear to sample ... toothfish populations in the northern areas (60°‑ 66° S) of Subarea 88.2 SSRUs A–B. Sampling strategy and ... data collection adhered to standards set in CM 41-10 (2014). A total of 49.85 t of Antarctic toothfish ... (Subarea 88.2 SSRUs A–B) by the FV Janas, New Zealand Microsoft Word File: sam-15-46.docx Approval ...
Meeting Document : WG-SAM-15/46 : Author(s): S.J. Parker, R.J.C. Currey and S. Mormede (New Zealand)
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VME detection thresholds: preliminary results of a study on the case of the sea pens (Pennatulacea) of the CCAMLR sector 58.4.4b
benthos bycatch monitoring. When these thresholds are reached during a single longline fishing operation ... , we present the preliminary results and some discussion elements of a study centered on the case of ... ): A. Martin and M. Eléaume Title: VME detection thresholds: preliminary results of a study on the ...
Meeting Document : WG-EMM-2019/52 : Author(s): A. Martin and M. Eléaume
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Preliminary assessment of Champsocephalus gunnari on the Heard Island Plateau (Division 58.5.2) based on a survey in May 2002
Abstract: A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ... in the 2002/2003 CCAMLR season. This paper provides a preliminary assessment of yield using the ... densities in that stratum. The composition of the population was observed to comprise a single large cohort ... fraction (93%) of the population last year. Two assessments were undertaken as a result of the potentially ...
Meeting Document : WG-FSA-02/47 : Author(s): A.J. Constable, R. Williams and T. Lamb (Australia)
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Broadbandwidth total target strength measurements of Antarctic krill (Euphausia superba) from reverberation in a cavity
acoustically measured over a broadbandwidth (36 to 202 kHz) using a new technique [J. De Rosny and P. Roux ... each fc was extracted from a correlation analysis of energy reverberated in the tank. Measurement ... , empirical estimates of mean s t were statistically compared to a recently proposed krill scattering model ... total target strength measurements of Antarctic krill (Euphausia superba) from reverberation in a cavity ...
Meeting Document : WG-EMM-02/49 : Author(s): D.A. Demer and S. G. Conti (USA)
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Proposal for a skate tagging program in the Ross Sea region to estimate the local biomass trend for starry skates (Amblyraja georgiana)
Abstract: To progress development of a semi-quantitative and spatially explicit risk assessment ... biomass. Much of the A. georgiana catch occurs in SSRUs 88.1H and 88.1I in an area remaining open to ... hence we recommend that a 2-year skate tagging programme in the Ross Sea region be used to provide ... A. georgiana and for examining the effect of injuries on mortality rates of released skates. Author ...
Meeting Document : WG-FSA-18/38 Rev. 1 : Author(s): S. Parker and M. Francis
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A review on the Antarctic ecosystem models published by Japanese scientists and some comments
Yamanaka(l983) and Nagata(1983) were compared and some future modefications were discussed. While a network ... simultaneously, it was felt a further review be needed to develope this model. Author(s): Japanese Delegation ... Title: A review on the Antarctic ecosystem models published by Japanese scientists and some comments ...
Meeting Document : SC-CAMLR-III/INF. 06 : Author(s): Japanese Delegation
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A customised Marine Spatial Planning tool in Arc-GIS to facilitate development and evaluation of Marine Protected Area scenarios in the CCAMLR Area
Abstract: We describe the use of a GIS-based Marine Spatial Planning (MSP) tool designed to aid ... protection objectives and cost layers representing rational use in a systematic conservation planning ... planning domains. Author(s): B.R. Sharp and K. Ollivier (New Zealand) Title: A customised Marine Spatial ...
Meeting Document : WG-EMM-12/56 : Author(s): B.R. Sharp and K. Ollivier (New Zealand)