Search results
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The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at South Georgia
studies; the pattern of fish consumption showed a consistent seasonal pattern in three of the four years ... and together constituted 94% of the total estimated biomass of fish consumed. The intra and inter-annual ... the entire pup-rearing periods of several years. Author(s): Arnould, J.P.Y., Reid, K. Title: The diet ... studies; the pattern of fish consumption showed a consistent seasonal pattern in three of the four years ...
Meeting Document : WG-EMM-95/28 : Author(s): Arnould, J.P.Y., Reid, K.
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Further investigations in the assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13
. That R3 be chosen as the base case model for providing management advice for the 2014/15 fishing year once ... ) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13 Approval: Approved ... as the base case model for providing management advice for the 2014/15 fishing year once it has been updated ... 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13 ...
Meeting Document : WG-SAM-14/29 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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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
at South Georgia. This raises questions as to the appropriateness of the current range of natural mortality ... that the variability of recruitment at Heard Island is much greater than originally estimated and that, in recent years ... important area for 7 to 8 year old fish in the Heard Island region. Careful thought will need to be given ... to how best to manage a stock that aggregates in this manner while still juvenile and with some years ...
Meeting Document : WG-FSA-99/68 : Author(s): A.J. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
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Seabird mortality in the longline fishery for Patagonian toothfish at the Prince Edward Islands: 1996–1997
. This paper summarizes the mortality of seabirds associated with this fishery during the year July 1996-June ... ). However, the total fishing effort is estimated, based on landings, to be between 20 and 50 million hooks ... and Yellow-nosed Albatrosses T. chlororhynchos (together 23 %), and giant petrels Macronectes spp ... . (4 %). Extrapolating to the total fishery suggests that between 5 000 and 20 000 birds were killed during 1996-97 ...
Meeting Document : WG-FSA-97/51 : Author(s): Boix-Hinzen, C., Enticott, J.W., Ryan, P.G., Wanless, R., Purves, M., Nel, D.C.
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Results of E.L. Holmberg 1995 fish survey in Subarea 48.3
comparison between both cruises. Of these, 20 hauls were located at less than 0.5 miles and 11 between 0.5 ... aggregation of stations in a nested ANOVA model. An increase over last year's values was observed ... of the younger fraction (below 4 years: 99.3% at the South Georgia Islands and 93.4 % at Shag Rocks). Along ... . Plankton samples contained krill more often than last year and an hydroacoustical survey for krill which ...
Meeting Document : WG-FSA-95/35 : Author(s): Marschoff, E., Madirolas, A., Balestrini, C., Tossonotto, G., Gonzalez, B., Calcagno, J.
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Long-term change in zooplankton communities of the Southern Ocean between 1997 and 2018: implications for fisheries and ecosystems
-CPR) between 1991 and 2018. We analysed SO-CPR measurements in relation to satellite and oceanographic ... observations over the period 1997–2018. These environmental data were: phytoplankton biomass, primary ... –0.83% per year averaged across the Southern Ocean, and with much higher rates of increase in some ... have not changed or decreased in area between 1998 and 2018, whereas the main Polar Frontal communities ...
Meeting Document : WG-EMM-2019/66 : Author(s): M.H. Pinkerton, M. Decima, J. Kitchener, K. Takahashi, K. Robinson, R. Stewart and G.W. Hosie
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Integrated analysis of the by-catch data in the Ross Sea toothfish fishery
significant varied across years and by SSMU and among longline gear types. The spatial-temporal heterogeneity ... the estimates of by-catch in the Ross Sea in the context of achieving the objectives of the CCAMLR Article II ... ratios significant varied across years and by SSMU and among longline gear types. The spatial ... in the Ross Sea in the context of achieving the objectives of the CCAMLR Article II the following activities ...
Meeting Document : WG-FSA-16/13 Rev. 1 : Author(s): S. Kasatkina
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2003 winter and 2003/04 breeding season
, the number of entanglements increased by 56% compared to last year and the majority of injuries were ... % compared to last year and was the lowest number of entanglements recorded since the first observations were ... . As in previous years, most individuals observed entangled in debris were juveniles (79% of winter and 55 ... % of summer observations). Of the entanglements where the animal could be sexed, males made up the majority ...
Meeting Document : SC-CAMLR-XXIII/BG/14 : Author(s): Delegation of the United Kingdom
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Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in the research blocks 58 and 88 for the exploratory longline fishery in 2014–2018 of Korea
Conversion Area during season (December-March) per year from 2014 to 2018. The diet composition and feeding ... Conversion Area during season (December-March) per year from 2014 to 2018. The diet composition and feeding ... fishery for Dissostichus spp. during 2014/2018 season. This study was carried out based on the results ... fishery in 2014–2018 of Korea Approval: Approved Secretariat Workflow Status: Content Approved Document ...
Meeting Document : WG-FSA-18/24 : Author(s): G.W. Baeck, S.-G. Choi, S. Chung and D.H. An
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Multiple acoustic estimates of krill density at South Georgia during 2000/2001 reveal significant intra-annual and spatial variability
in a newly-planned five-year series of observations designed to complement and extend an existing time series ... the early1980s). We hoped that conducting several surveys in one season would provide information on short-term ... , north-east and south-west of the island. Together these surveys provided temporally and spatially ... that is consistent with observations from previous years, krill density in the western box mid-season was less than ...
Meeting Document : WG-EMM-01/15 : Author(s): A.S. Brierley, C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst (United Kingdom)