Search results
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Pursuit and polynyas in the Ross Sea, Antarctica
influence biological activity. We pursued daily transition of polynyas in the Ross Sea, Antarctica from 1978 ... through 1994 using images of sea ice concentrations by the satellite microwave observations. A typical ... polynya existed in the inner area of the Ross Sea in November of the each year. The shape of the polynya ... changed remarkably in several days. The polynyas have the range of approximately 500 km from the bottom to ...
Meeting Document : WG-EMM-98/31 : Author(s): M. Naganobu, T. Tanaka, Y. Okada, N. Kimura and S. Matsumura (Japan)
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INFORMATION ON ILLEGAL FISHING IN STATISTICAL AREA 58 REPORT OF OBSERVATIONS AND INSPECTIONS IN THE CCAMLR AREA 2008/2009 SEASON (1 July 2008 – 15 August 2009)
Abstract: This document summarises French observations of illegal fishing for the past year and ... reports on implementation of the CCAMLR Inspection System. It includes an analysis of developments in this ... domain and proposes ways in which the fight against illegal fishing can be stepped up. The geographical ... , including the Crozet, Kerguelen and Heard and McDonald EEZs respectively, and Divisions 58.4.3 and 58.4.4 ...
Meeting Document : CCAMLR-XXVIII/37 : Author(s): Delegation of France
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Results on by-catch of fish during Ukrainian, Polish and Japanese krill fishery in the South Orkney Islands, South Georgia and Shetland Islands areas
krill Euphausia superba Dana conducted by the Ukrainian trawler Grigory Kovtun in the vicinity of South ... Georgia (May to July, 1992), the Polish trawler Lepus on the fishing grounds of South Orkney Islands and ... South Georgia (March to May, 1993), and by the Japanese fishing vessels No.3 and No.5 Chiyo Maru in the ... South Georgia area (July to August, 1992) and Niitaka Maru to the north of the South Shetland Islands ...
Meeting Document : WG-FSA-96/19 : Author(s): Cielniaszek, Z., Pakhomov, E.A., Iwami, T.
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The UK fish stock assessment survey bottom trawl for South Georgia
Abstract: Criteria for the choice of a trawl for demersal fish surveys are discussed. Details of ... the construction and performance of the 120 Bolt Rope Bottom Trawl used during the recent fish stock ... assessment survey around South Georgia on the Falklands Protector are presented. It is proposed to use this ... trawl during future surveys in the area in order to improve continuity in the survey series. The design ...
Meeting Document : WG-FSA-91/16 : Author(s): G. Parkes (United Kingdom)
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Further development of the fishery plans
Abstract: The Secretariat has been developing Fishery Plans under the Regulatory Framework ... established by the Scientific Committee and Commission. In recent years, Plans have been drafted for the krill ... /6). Each Fishery Plan draws together the history of management measures and fishery requirements ... agreed by the Commission, as well as key operational information for each fishery. In 2004, the ...
Meeting Document : WG-FSA-SAM-04/04 : Author(s): Secretariat
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Predation release of Antarctic silverfish (Pleuragramma antarctica) in the Ross Sea
Abstract: Between 2001 and 2013 the number of breeding pairs of Adélie penguins (Pygoscelis ... adeliae) at breeding colonies in the southern Ross Sea more than doubled from about 235 000 to more than ... contributed to the increase in Adélie penguin numbers. This paper brings together information on the biomass ... , consumption rates and diets of toothfish and Adélie penguins over the Ross Sea shelf as a first test of the ...
Meeting Document : WG-EMM-15/53 : Author(s): M.H. Pinkerton, P. Lyver, D. Stevens, J. Forman, R. Eisert and S. Mormede (New Zealand).
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Extending the time series of catch-weighted length frequencies
Abstract: The standard procedure used to extract catch-weighted length frequencies can only make ... use of CCAMLR data for D. eleginoides in Subarea 48.3 collected in the seasons 1992/93 and from 1994 ... /95 onwards. The procedure cannot use the earlier data collected between 1984/85 and 1991/93, and data ... from 1993/94 because of a mismatch in Flag State which presently occurs between the length and catch ...
Meeting Document : WG-FSA-SAM-06/04 : Author(s): David Ramm & Lydia Millar
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Results of an acoustic investigation of Antarctic krill, Euphausia superba, biomass-density in the Elephant Island area in January/February 2001
Abstract: Results from an acoustic krill survey in the Elephant Island Area carried out Jan 27th ... installed on the R/V “Polarstern”. The collected acoustic data were post-stratified in three strata based on ... demographic results obtained by net sampling. Data files from the 38 kHz and 120 kHz recordings were prepared ... and processed according to protocols used for the CCAMLR 2000 Synoptic Survey. An average biomass ...
Meeting Document : WG-EMM-02/30 : Author(s): M.A. Thomasson (Sweden), J.H. Emery (USA), J. Rademan (South Africa), R.P. Hewitt (USA) and B.I. Bergström (Sweden)
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Revised research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.1 in 2014/15
Abstract: The stock sizes for five research blocks (5841_1, 5841_2, 5841_3, 5841_4 and 5841_5 ... ) were estimated by the Petersen estimator and the CPUE x seabed analogy method using updated CCAMLR C2 ... data and reference area sizes. The stock size using the Petersen estimator was generally different from ... that using the CPUE method in each block. As we proposed at the last WG-SAM meeting, since we have yet ...
Meeting Document : WG-FSA-14/18 : Author(s): Delegation of Japan
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Abundance and reproductive distribution of Pygoscelids sp. in the northern area of Danco Coast, Antarctic Peninsula
Abstract: Studies related to the abundance and reproductive distribution of marine birds have the ... potential to act as ecological indicators. The western Antarctic Peninsula is one of the three sites in the ... world with some of the clearest signals of climate warming. The aim of this study was to monitor the ... penguin (Pygoscelis papua) in the northern sector of the Danco Coast, north-west of the Antarctic ...
Meeting Document : WG-EMM-12/58 : Author(s): M.M. Santos, E.F. Rombolá, D. González-Zevallos, M.A. Juáres, J. Negrete and N.R. Coria (Argentina)