Resultados de la búsqueda
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The structure and spatial distribution of Antarctic krill aggregations from acoustic observation in the South Georgia area
significant distinctions in spatial distribution patterns of krill in the northwestern and the northeastern ... that in winter months in the northwestern part where foraging areas of dependent predators are located ... 100 g/m2 determined as potential fishing grounds were located in the northeastern part of South ... Georgia. Comparison of krill aggregations structure in the northwestern and the northeastern parts of ...
Meeting Document : WG-EMM-04/66 Rev. 1 : Autor(es): S.M. Kasatkina (Russia)
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PROPOSAL FOR AN EXTENSION TO THE MARK–RECAPTURE EXPERIMENT TO ESTIMATE TOOTHFISH POPULATION SIZE IN THE SOUTH OF SUBAREA 48.4
Abstract: 1. A three-year tagging study in the South of Subarea 48.4 was initiated in the 2008/09 ... , size, movement and growth of both Dissostichus eleginoides and Dissostichus mawsoni in the South of ... those experienced in the North of 48.4. 196 Amblyraja georgiana and 1 Bathyraja eatonii were tagged and ... experiment in the South of Subarea 48.4 in 2009/10 with a combined catch limit of 75 tonnes for Dissostichus ...
Meeting Document : WG-FSA-09/18 : Autor(es): J. Roberts and D.J. Agnew (United Kingdom)
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Surface water masses, primary production, krill distribution and predator foraging in the vicinity of Elephant Island during the 1989-90 austral summer
). Examination of interrelations between the various physical and biological components measured in the study ... sampling scale of the ship compared to the predator. 6) Krill found in chinstrap penguin stomach samples ... : Surface water masses, primary production, krill distribution and predator foraging in the vicinity of ... Abstract: Four successive surveys of the pelagic marine environment were conducted over a 100-by ...
Meeting Document : WG-CEMP-90/11 : Autor(es): A.F. Amos, J.L. Bengtson, O. Holm-Hansen, V.J. Loeb, M.C. Macaulay and J.H. Wormuth (USA)
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A characterisation of the toothfish fishery and tagging programme in the Amundsen Sea region (SSRUs 88.2C–H) through 2015–16
88.2C-G) into four smaller research blocks in order to increase the likelihood of recaptures of ... information on the size of the population. Furthermore, 11 tagged fish were recaptured in the north (SSRU ... Abstract: This report provides a characterisation of the toothfish fishery and associated tagging ... programme in the Amundsen Sea Region (SSRUs 88.2C–H) up to and including the 2015/16 fishing year. A ...
Meeting Document : WG-FSA-16/45 : Autor(es): K. Large, S. Parker and S. Hanchet
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Report of the Workshop for the International Coordinated Survey in conjunction with CCAMLR-2000 Survey
Abstract: Vessels from Japan, Republic of Korea, Peru and the USA had participated in the conduct ... a change in the demographic structure of the population. The smaller size modes disappear and krill ... are more sexually mature later in the summer. If the lowest estimate is treated as the result of ... and Peru Title: Report of the Workshop for the International Coordinated Survey in conjunction with ...
Meeting Document : WG-EMM-01/68 : Autor(es): Delegations of Japan, Rep. of Korea, USA and Peru
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Some characteristics of krill transport in the Scotia Sea based on the Russian survey data
Abstract: In this work the characteristics of krill transport across the SSMUs determined on the ... . Berezhinsky (Russia) Title: Some characteristics of krill transport in the Scotia Sea based on the Russian ... basis of long-term Russian research in Area 48 are considered. Estimates of mean current velocities ... based on the long-term data from 3012 stations and respective time intervals when the water mass in the ...
Meeting Document : WG-EMM-05/41 : Autor(es): S.M. Kasatkina, V.N. Shnar and O.V. Berezhinsky (Russia)
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Adélie penguin population change in the pacific sector of Antarctica: relation to sea-ice extent and the Antarctic Circumpolar Current
Abstract: One of the longest continuing data sets involving a marine organism in the Antarctic is ... , and inversely, by the extent of sea-ice in the study area 5 winters earlier, and in some way related ... strong correlations to ice conditions in the eastern portion of the study area (174 to 130°W), and ... model indicated that variation in survival of juveniles and subadults might account for the observed ...
Meeting Document : WG-EMM-01/23 : Autor(es): P.R. Wilson (New Zealand), D.G. Ainley, N. Nur, S.S. Jacobs (USA), K.J. Barton (New Zealand), G. Ballard and J.C. Comiso (USA)
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The use of electronic monitoring camera system for the toothfish fishery in CCAMLR Subarea 48.3: a study case to help CCAMLR
assessment and management of the fishery. This independent estimation of the total catch in the fishery ... reviewers watching the video footage. No significant differences were found in the number of all species of ... Abstract: Sampling methods to determine the composition and nature of the catch of the longlining ... CCAMLR observers deployed on the fishing fleet. The collection of this data is important for the ...
Meeting Document : WG-FSA-14/27 : Autor(es): R.A. Benedet (United Kingdom)
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Mesozooplankton distribution and community structure in the Pacific and Atlantic sectors of the Southern Ocean during austral summer 2017/18: a pilot study conducted from Ukrainian longliners
Abstract: Preliminary results of the pilot study of the mesozooplankton in the region between the ... were collected in the top 100 m water layer using vertical tows of the 0.1 m-2 Juday net from four ... oceanographic surveys. The potential of such surveys are enormous in both providing invaluable information ... Ocean, particularly in light of recent modelling initiatives of the whole Antarctic system undertaken by ...
Meeting Document : WG-FSA-18/19 : Autor(es): E.A. Pakhomov, L.K. Pshenichnov, A. Krot, V. Paramonov, I. Slypkо and P. Zabroda
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A summary of scientific observer deployments and data collection in the krill fishery during the 2011, 2012 and 2013 seasons
Abstract: The level of observer coverage in the krill fishery and the scientific sampling ... undertaken are summarised. During 2012 all 12 of the vessels that participated in the krill fishery carried ... occurred in subarea 48.1 during 2012 when fishing occurred both in Bransfield Strait and to the west of ... observers for some or all of their fishing operations. From a total of 860 vessel days of fishing in 2012 ...
Meeting Document : WG-EMM-13/38 : Autor(es): CCAMLR Secretariat