Resultados de la búsqueda
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Diving pattern and performance in nonbreeding gentoo penguins (Pygoscelis papua) during winter
organization during the foraging trip) in relation to diet in nonbreeding Gentoo Penguins (Pygoscelis papua ... diurnal with 98% of foraging trips completed during the same day. Foraging-trip frequency was 0.8/day ... , trip duration was 6-8 h, and birds spent 51-62% of the foraging trip diving. Dive depth and duration ... -3.5 min, respectively. Deep-dive duration exceeded the subsequent surface interval, but shallow dives ...
Meeting Document : WG-CEMP-92/37 : Autor(es): T.D. Williams (United Kingdom), A. Kato (Japan), J.P. Croxall (United Kingdom), Y. Naito (Japan), D.R. Briggs, S. Rodwell and T.R. Barton (United Kingdom)
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Variation in reproductive performance of seabirds and seals at South Georgia, 1976–1986 and its implications for southern ocean monitoring studies
Abstract: Aspects of the reproductive performance of Black-browed, Grey-headed and Wandering ... Georgia over the last decade (and similar data for Adelie and Chinstrap Penguins at Signy Island, South ... Orkney Islands) are summarised and reviewed. Breeding success of the Wandering Albatross, which breeds in ... significantly. The other species at South Georgia, which breed in summer and for which krill forms a significant ...
Meeting Document : SC-CAMLR-VI/BG/15 : Autor(es): J.P. Croxall, T.S. McCann, P.A. Prince and P. Rothery (United Kingdom)
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Variation or reproductive performance of seabirds and seals at South Georgia, 1976–1986 and its implication for Southern Ocean monitoring studies
Abstract: Aspects of the reproductive performance of Black-browed, Grey-headed and Wandering ... Georgia over the last decade (and similar data for Adelie and Chinstrap Penguins at Signy Island, South ... Orkney Islands) are summarised and reviewed. Breeding success of the Wandering Albatross, which breeds in ... / significantly. The other species at South Georgia, which breed in summer and for which krill forms a significant ...
Meeting Document : WG-CEMP-87/13 : Autor(es): J.P. Croxall, T.S. McCann, P.A. Prince and P. Rothery (United Kingdom)
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Target strength of Antarctic krill
=-69db). Net samples obtained immediately before the experiment indicate that the animals were ... target strength based on extrapolations of other field experiments using the bent cylinder model of sound ... scattering by elongated zooplankters. The modal value of the measurements is 6.7dB lower than that predicted ... by the BIOMASS equation for 47.44mm krill. Author(s): R.P. Hewitt and D.A. Demer (USA) Title ...
Meeting Document : WG-KRILL-91/13 : Autor(es): R.P. Hewitt and D.A. Demer (USA)
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CCAMLR observer program training video
the training of CCAMLR observers and for use by observers as a reference tool while at sea. The video ... covers many of the practical sections identified by CCAMLR as essential elements to be included in the ... observer training course. Currently the video is in English and only covers toothfish observing on ... autoliners and the aim to be to build on this with contributions from other Members. Author(s): J. Moir ...
Meeting Document : TASO-10/07 : Autor(es): J. Moir Clark and R. Benedet (UK)
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Grupo de Trabajo de Prospecciones Acústicas y Métodos de Análisis (WG-ASAM)
SG-ASAM was established by the Scientific Committee as an expert group to examine issues relating ... to hydroacoustic surveys of Antarctic krill. Each of the meetings of the sub-group have had specific ... terms of reference from the Scientific Committee as a result of a specific issue where expert evaluation ... -38, paragraph 2.36 and CCAMLR-38, paragraph 5.6). The current Co-conveners are Dr Sophie Fielding ...
Page : Site Section: Science
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Research plan to investigate finfish distribution and abundance in Subareas 48.1 and 48.2
2014, 2015 and 2016 in accordance with Conservation Measure 24-01 (paragraph 3). The research will ... provide information on finfish distribution, abundance and size composition, with the objective of ... determining the current status of fish stocks in the study area. Research fishing will be limited to 100 ... tonnes of finfish per season. The notification was submitted on 4 June 2013. Author(s): Submitted by ...
Meeting Document : WG-SAM-13/14 : Autor(es): Submitted by the Secretariat on behalf of Chile
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Brief analysis of tag-recapture data in Statistical Subarea 48.4
Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.4. It describes the tagging procedure, the ... information gained about biology, growth and movement of Patagonian toothfish, and looks at the potential link ... between statistical subareas 48.3 and 48.4. The characterisation of tag recapture data from Subarea 48.4 ... shows that the tagging programme is successful in providing substantial information for the stock ...
Meeting Document : WG-FSA-14/50 : Autor(es): M. Soeffker, C. Darby, M. Belchier and R. Scott (United Kingdom)
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Trawl selectivity for Champsocephalus gunnari
selectivity for mackerel icefish (Champsocephalus gunnari L.), were collected in 1981 in the South Georgia ... area. The trawl bags tested were made of net webbing with 3.1 mm twine and 88.2 mm mesh size. Trawling ... speed was 3.5 knots. Icefish comprised 90 to 100% of catches. The logistic selectivity curves were ... calculated using the collected data. It was found that the selectivity factor for 88.2 mm mesh size was 2.81 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 69–75 : Autor(es): Efanov, S.F., G.E. Bidenko and V.A. Boronin
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Local biomass estimates for Antarctic (Dissostichus mawsoni) and Patagonian (Dissostichus eleginoides) toothfish in research blocks in Subareas 48.6 and 58.4
Abstract: This paper provides local biomass estimates for D. mawsoni and D. eleginoides in the ... research nlocks in Subareas 48.6 and 58.4 using the methods agreed to at WG-SAM-16. The methods used to ... generate the biomass estimates are fully documented from the provison of data extracts (with associated ... metadata) through to the final results. Author(s): CCAMLR Secretariat Title: Local biomass estimates for ...
Meeting Document : WG-FSA-16/27 : Autor(es): CCAMLR Secretariat