Search results
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Modelling the dynamics of krill populations in the Antarctic Peninsula region
Abstract: The current long-term estimates of mean recruitment rates suggest that the population ... The current long-term estimates of mean recruitment rates suggest that the population ...
Meeting Document : WG-EMM-99/56 : Author(s): E.J. Murphy (United Kingdom), A. Constable (Australia) and D. Agnew (United Kingdom)
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Age and growth of the Antarctic skate (Amblyraja georgiana) in the Ross Sea
. The maximum age was 14 years, but this should be regarded as a conservative estimate of longevity because ... was 14 years, but this should be regarded as a conservative estimate of longevity because ...
Meeting Document : WG-FSA-04/29 : Author(s): M.P. Francis and C. Ó Maolagáin (New Zealand)
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Comparison between the CCAMLR-2000 and KY 1988 surveys on environmental variability of krill in the Scotia Sea, Antarctica
in December 1999. The Antarctic Surface Water mass, consisting of Winter Water and Summer Surface ... the area of the Antarctic Surface Water, in 1987/88 extended northward with high density. In contrast ... , the distribution of krill in 2000 reduced southward with low density. To generally understand the ... ? was located near 60S northward off the South Shetland Islands in 1987/88. In contrast, the isoline of ...
Meeting Document : WG-EMM-02/43 : Author(s): M. Naganobu (Japan), M. Brandon (United Kingdom), K. Ito, K. Segawa (Japan) and V. Siegel (Germany)
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Summary of the toothfish fishery and tagging program in the Ross Sea region (Subarea 88.1 and SSRUs 882A–B) through 2017/18
Protected Area, most of fishing effort was carried out in the historically fished areas. There was a small ... amount of effort in the northern area of SSRU 88.2A, which was opened to the exploratory fishery with the ... the SRZ and the area inside the General Protection Zone of the Ross Sea region MPA was taken in the ... distributions showed no trend over time in the shelf, slope or northern areas. Patterns in the age frequency of ...
Meeting Document : WG-FSA-18/46 : Author(s): S. Mormede and S. Parker
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. with special reference to the information on spawning dynamics in Division 58.4.3a
results in other regions in the Southern Indian Ocean. The stock seems to be self-sustainable because of ... the existence of fish with advanced gonadal indices in the slope area and recruitment of small sized ... fish mainly in the shallow area, although the stock has a possibility of metapopulation throughout the ... / fisheries management of Dissostichus spp. population(s) in data- poor exploratory fisheries. During the ...
Meeting Document : WG-FSA-15/19 : Author(s): Delegation of Japan
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Review of the technical recommendations for the Patagonian toothfish fishery in order to minimize by-catch
Abstract: The Patagonian toothfish fishery in the EEZ of Kerguelen (division 58-5-1) and Crozet ... recommendations in order to minimize fish by-catch of fish that are not targeted by the fishery campaign of 2011 ... obtained with the enforcement of these measures are analyzed, some quantified targets will be defined in ... regarding the accidental mortality represent one of the main factors for assessing fishing vessels. In the ...
Meeting Document : SC-CAMLR-XXX/BG/10 : Author(s): Delegation of France
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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
decline in trammel net catches of fjord fishes of the species Notothenia rossii and Gobionotothen ... . rossii catches from 1991 to 2006, the actual levels are half of those found in the early 1980s, while ... abundance of N. rossii showed an increase in years 2002-2003, whereas G. gibberifrons was absent in the ... likely explanation for the decrease in recruitment to the inshore sub-populations of N. rossii and G ...
Meeting Document : WG-FSA-06/25 : Author(s): E.R. Barrera-Oro and E.R. Marschoff (Argentina)
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Standardised CPUE analysis of Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 to 2004/05
decline in 2004 or the increase in 2005. Lack of a balanced experimental design and possibly the choice of ... ) since 1997 in CCAMLR Subareas 88.1 and 88.2. Previously, standardised analysis of toothfish CPUE (catch ... per hook) have been carried out in 2004 calculated CPUE indices for the 1997–98 to 2003–04 fishing ... years in Subarea 88.1 and 88.2. This report revises and updates the previous analysis with the addition ...
Meeting Document : WG-FSA-05/32 : Author(s): A. Dunn and N.L. Phillips (New Zealand)
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Characterisation of the toothfish fishery in the Ross Sea region (Subarea 88.1 and SSRUs 88.2A–B) through 2018/19
the 2019 season. The implementation of the Ross Sea Region Marine Protected area in December of 2017 ... in the north, becoming gradually more male. The number of fish recaptured in 2019 was greater than in ... a result of more tagged fish in the population and greater concentration of fishing effort on ... Abstract: This report summarises fishing catch and effort in the Ross Sea region (Subarea 88.1 ...
Meeting Document : WG-FSA-2019/07 : Author(s): J. Devine, S. Parker and A. Dunn
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Results from the random stratified trawl surveys to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2010 and 2011
2011 on the RV Southern Champion, adding to the time series of annual surveys in Division 58.5.2 that ... % of the 2011 catch. In 2011 the abundance of L. squamifrons was higher, and C. rhinoceratus lower than ... of invertebrates was reported in the 2010 survey, consisting mostly of poriferan sponges, anemones ... of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2 ...
Meeting Document : WG-FSA-11/23 : Author(s): G.B. Nowara, S.G. Candy and T. Lamb (Australia)