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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRU 88.2E for the years 2002–03 to 2010–11
Abstract: We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the SSRU 88.2E, using revised catch, catch-at ... -age and tag-recapture data from selected trips and all vessel trips. The 2011 reference case model ... resulted in a 30% higher estimate of initial biomass than for the 2009 base case. The main reason for this ...
Meeting Document : WG-FSA-11/44 : Автор(ы): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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DEVELOPMENT AND IMPLEMENTATION OF AN ACCREDITATION FRAMEWORK FOR PARTICIPATION IN THE CCAMLR SCHEME OF INTERNATIONAL SCIENTIFIFC OBSERVATION
Abstract: When establishing the ad-hoc Technical Group for At-Sea Operations (TASO), the ... Scientific Committee tasked it with the development of minimum standards to facilitate accreditation of ... observer programs participating in the CCAMLR SISO. At its 2009 meeting, TASO requested that the TASO co ... -conveners outline the elements of an accreditation framework, and a workplan for it implementation, for ...
Meeting Document : SC-CAMLR-XXVIII/BG/09 : Автор(ы): Co-conveners of the ad hoc Technical Group for At-
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PENGUIN RESPONSES TO CLIMATE CHANGE IN THE SOUTHERN OCEAN
to climate change, which disrupts penguin life history strategies when it alters the weather ... , oceanography and critical habitats. For example, in the southwest Atlantic, the distributional range of the ice ... -obligate emperor and Ade´lie penguins has shifted poleward and contracted, while the ice-intolerant gentoo ... and chinstrap penguins have expanded their range southward. In the Southern Ocean, the El Niño ...
Meeting Document : WG-EMM-09/P09 : Автор(ы): J. Forcada and P.N. Trathan
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Growth of krill around the South Orkney Islands in 1989/90
Abstract: On the ground of materials collected by biologists-observers from October 1989 to June ... 1990 near the South Orkney Islands the growth of males and females are characterized according to size ... groups, distinguished using the probability paper. Seven size groups both for males and females were ... distiguished. The growth period for the males continued from October to April, and from October to February for ...
Meeting Document : WG-EMM-95/05 : Автор(ы): Latogursky, V.I.
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Diet and feeding ecology of the diving petrels Pelecanoides georgicus and P. urinatrix at South Georgia
Abstract: The diet of the diving petrels Pelecanoides georgicus and P. urinatrix was studied ... Bird Island, South Georgia. The diet of both species was dominated by crustaceans. in particular ... euphausiids (mainly Euphausia superba and some ThysCll1oessa), which contributed 47-76% of the biomass of ... crustaceans in the diet of P. georgicus. and copepods, which contributed 71 % of the biomass of crustaceans in ...
Meeting Document : WG-EMM-97/10 : Автор(ы): Croxall, J.P., Prince, P.A., Hill, H.J., Edwards, T.M., Reid, K.
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Consumption of krill by minke whales in Areas IV and V of the Antarctic
Abstract: The consumption of Antarctic krill (Euphausia superba) by the southern minke whale ... (Balaenoptera acutorostrata) in Areas IV and V of the Antarctic was estimated from diurnal change in the ... forestomach content mass, standard metabolism and the body mass increase methods based on JARPA (the Japanese ... Whale Research Program Under Special Permit in the Antarctic) data. Estimates of the daily food ...
Meeting Document : WG-EMM-97/17 : Автор(ы): Fujise, Y., Tamura, T., Ichii, T.
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Indices of prey availability near the Seal Island CEMP site: 1990 through 1996
Abstract: Four indices of prey availability are calculated for prey surveys conducted in the ... vicinity of the Seal Island CEMP site during the austral summers of 1990-96. The indices are measures of ... AMLR surveys each year were sub-sampled to include the foraging range of predators breeding at Seal ... Island. The average depth of the prey field and its average distance from Seal Island were positively ...
Meeting Document : WG-EMM-96/22 : Автор(ы): Hewitt, R.P., Demer, D.A., Watters, G.
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Population dynamics of wandering albatross Diomedea exulans and Amsterdam albatross D. amsterdamensis in the Indian Ocean and their relationships with longline fisheries: conservation implications
Abstract: Studies carried out over the past three decades at Crozet and Kerguelen Islands in the ... 1986 have shown slow recovery. The population of the endangered Amsterdam albatross Diomedea ... study of the Crozet population indicates that the earlier decline was mainly the result of increased ... band recoveries of non breeding birds indicate that during and outside the breeding season these ...
Meeting Document : WG-FSA-96/09 : Автор(ы): Jouventin, P., Brothers, N., Weimerskirch, H.
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Gentoo penguin Pygoscelis papua diet as an indicator of planktonic availability in the Kerguelen Islands
Abstract: Since penguins rely on the main planktonic resources of the Southern Ocean, knowledge ... , we investigated the composition of the diet of gentoo penguins, Pygoscelis papua, in relation to ... changes in the availability of two prey species, Euphausia vallentini and Themisto gaudichaudii, sampled ... during plankton surveys in the Kerguelen Islands. The comparison between plankton surveys and diet ...
Meeting Document : WG-Joint-94/11 : Автор(ы): C.A. Bost, P. Koubbi, F. Genevois, L. Ruchon and V. Ridoux (France)
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Analysis of maturity of Antarctic toothfish in the Amundsen Sea
Abstract: The results of the comparative histological analysis of the Antarctic toothfish ... (Dissostichus mawsoni) reproductive system, caught by the longliner in the Amundsen Sea in February 2006 and ... 2007 are presented. The morphological parameters, indices of gonads, condition by Fulton and ... cytological parameters of oocytes have been described. Antarctic toothfish ovaries reached mainly the late III ...
Meeting Document : WG-FSA-10/50 : Автор(ы): S.V. Piyanova and A.F. Petrov (Russia)
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