Resultados de la búsqueda
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Research plan for the 2018/19 exploratory longline fishery of D. mawsoni in Subarea 48.6 by Spain
ZAF is presented. In the SC-2017 report, the Scientific Committee noted that the future inclusion of ... an ice strengthened vessel, in an expanded research plan for this area, would address the capacity ... recommended that research in this subarea should continue, focussing on D. mawsoni in research blocks 486_2 to ... 486_5 (parag 3.112). Taking into account the above recommendations made by CCAMLR WGs and SC and in ...
Meeting Document : WG-SAM-18/02 : Autor(es): Delegation of Spain
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2019 Ross Sea shelf survey results and notification for research in 2020
2012, with a revised proposal presented in 2017 for five years (2018–2022). The objectives of the ... survey included monitoring the abundance and age structure of sub-adult (≤ 110 cm TL) toothfish in the ... south of SSRUs 881.J and 881.L in the southern Ross Sea (Strata A–C) using standardised gear in a ... standardised manner; and monitoring trends in larger (large sub-adult and adult) toothfish in two areas (both ...
Meeting Document : WG-SAM-2019/03 : Autor(es): S. Parker and C. Jones
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Analysis of krill fishery behaviour in the southwest Atlantic: potential signals for moving fishing activities amongst SSMUs
Abstract: This paper outlines the difference in fishing patterns between regions (Subareas) and ... to move between SSMUs frequently in summer, especially in SSMUs in Subarea 48.1 mostly spending less ... . Vessels move around less frequently in Subarea 48.2 during the summer season because of only one viable ... SSMU, but in autumn, there appear to be some opportunistic fishing on the way to Subarea 48.1 to 48.3 ...
Meeting Document : WG-EMM-07/27 : Autor(es): S. Kawaguchi, A. Constable and S. Nicol (Australia)
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Information on the status of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in the lower South Shetland Islands derived from a long-term monitoring program (1983–2006) at Potter Cover
twenty four years, and at Harmony Cove, Nelson Island, in the austral summers from 2001 to 2003. The ... decline in trammel net catches of fjord fishes of the species Notothenia rossii and Gobionotothen ... gibberifrons in relation to the non commercially fished Notothenia coriiceps, which was previously reported for ... . rossii catches from 1991 to 2006, the actual levels are half of those found in the early 1980s, while ...
Meeting Document : WG-FSA-06/25 : Autor(es): E.R. Barrera-Oro and E.R. Marschoff (Argentina)
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Standardised CPUE analysis of the Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 to 2005/06
) since 1997 in CCAMLR Subareas 88.1 and 88.2. Previously, standardised analysis of toothfish CPUE (catch ... that have been in the fishery for at least 4 years. We estimate indices using both lognormal ... generalised linear models and a Tweedie mixed model. The variables included in the analysis appeared ... yearly indices were relatively stable between 1998 and 2003, with a decline in 2004, and an increase in ...
Meeting Document : WG-FSA-06/47 : Autor(es): A. Dunn and S.M. Hanchet (New Zealand)
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Population structure of icefish (Champsocephalus gunnari) in the South Georgia area (Antarctic)
Abstract: The living conditions of Champsocephalus gunnari in the eastern, western shelf areas of ... inhabiting the areas at Shag Rocks and South Georgia is characterized with the lack of fish below 11 cm in ... length and older than 6-7 years (10-11 years in the South Georgia area) and considerably lower number of ... large fish above 40 cm in length in catches. These distinctions are the result of a certain geographic ...
Meeting Document : WG-FSA-04/40 : Autor(es): Zh.A. Frolkina and I.A. Trunov (Russia)
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Modelling catch and effort data using generalised linear models with random cruise and stratum-by-year effects: trawl fishery for Dissostichus eleginoides in CAMLR Area 58.5.2
parameter values was presented in WG-FSA-SAM 03-12 using Dissostichus eleginoides in Subarea 48.3 of the ... CAMLR area as an example dataset. Further development of these procedures is presented in this report ... using trawl catches for Dissostichus eleginoides in Subarea 58.5.2. The extension described here deals ... random effect term in the GLMM. Statistical methods are presented for examining the validity of ...
Meeting Document : WG-FSA-03/34 : Autor(es): S.G. Candy (Australia)
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The US commercial krill fishery in Area 48: development, fishing patterns, and decision making
for krill (Euphausia superba) in Area 48 in July, 2000. This fishery has continued and expanded each ... decision making processes involved in harvesting krill by the U.S. fishery. Because the Captain of the Top ... initial basis for decision making. Initial fishing trials in 2000 were conducted in Bransfield Strait and ... north of South Georgia; in 2001, all fishing was conducted off the South Shetland Islands and Bransfield ...
Meeting Document : WG-EMM-02/18 : Autor(es): C.D. Jones and M. Hull (USA)
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Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in May 2002
Abstract: A survey of Patagonian toothfish, Dissostichus eleginoides, was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in May 2002 to provide the information for an assessment of long ... -term annual yield in the 2002/2003 CCAMLR season and beyond. This paper provides a preliminary ... estimate of biomass of juvenile Patagonian toothfish in the vicinity of Heard Island was similar to the ...
Meeting Document : WG-FSA-02/70 : Autor(es): A.J. Constable, R. Williams and T. Lamb (Australia)
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Revision of biological and population parameters for Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a comprehensive survey of fishing grounds and recruitment areas in the region
Abstract: Based on a survey of Dissostichus eleginoides in the Heard Island region in April 1999 ... and information from an observer program on the commercial fishery begun in 1997, this paper aims (i ... ) to provide an assessment of biomass and stock structure in the vicinity of Heard, (ii) to examine the ... of Dissostichus eleginoides at Heard Island in the southern Indian Ocean and South Georgia Island in ...
Meeting Document : WG-FSA-99/68 : Autor(es): A.J. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)