Resultados de la búsqueda
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New data on Antarctic toothfish and some others by-catch fishes fecundity with gonads histological pictures from Ross Sea region and data on Patagonian toothfish from the Argentina Sea
Abstract: Results of samples’ processing fixed from Sub-area 88.1 in the 2003-2004 season aboard ... f/v «Yantar» operating in the Exploratory Fishery were presented. According to the results of ... it was ascertained that intermittent oogenesis type and synchronic development of the nearest ... the predominant part of pre-spawning individuals was concentrated over isolated sea mountains to the ...
Meeting Document : WG-FSA-05/28 : Autor(es): V.G. Prutko and L.A. Lisovenko (Russia)
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The BROKE-West acoustic krill biomass survey of CCAMLR Division 58.4.2
krill in CCAMLR Division 58.4.2 (the South West Indian Ocean Sector) in January-March 2006. The survey ... limit can be established by CCAMLR.. The survey will be conducted from a single ship and will consist of ... 11 parallel transects between 30° and 80°E. The survey design was presented to WG-EMM for their ... comment in 1995 and suggested improvements have been incorporated into the final design. Author(s): S ...
Meeting Document : WG-EMM-05/11 : Autor(es): S. Nicol, S. Kawaguchi, T. Jarvis and T. Pauly (Australia)
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Flexible foraging strategies of gentoo penguins help buffer the impacts of inter-annual changes in prey availability
. We examined inter-annual changes in the foraging strategies and diet of gentoo penguins in the South ... Shetland Islands, Antarctica, over five years. Antarctic krill Euphausia superba was the primary diet item ... , and fish the secondary, though the importance of these items varied among years. Diving behavior also ... flexibility may contribute to why gentoo penguin populations have remained stable in the region, while their ...
Meeting Document : WG-EMM-08/50 : Autor(es): A.K. Miller and W.Z. Trivelpiece (USA)
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An overview and some preliminary results of a biological/oceanographic survey off the coast of East Antarctica (80-150°e) carried out in January to March 1996
Abstract: A major biological/physical survey of the waters off East Antarctica was carried out ... between January and April 1996. The focus was on the distribution and abundance of Antarctic krill in ... oceanographic and biological variables over the entire survey area. This paper summarises the range of variables ... preliminary results of a biological/oceanographic survey off the coast of East Antarctica (80-150°e) carried ...
Meeting Document : WG-EMM-96/29 : Autor(es): de la Mare, W., Wright, S., Bindoff, N., Thiele, D., Pauly, T., Gillespie, D., Woehler, E., Nicol, S.
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Estimation of the 2011 catch limit for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 using a length-based population dynamics model
Abstract: A length based projection model is employed to estimate catch limits for the 2011/12 ... fishing season for Champsocephalus gunnari in CCAMLR sub area 48.3. The model is initialised using ... estimated numbers at length derived from survey length density and biomass density data, removing the need ... for cohort identification associated with the age based projection model used in previous assessments ...
Meeting Document : WG-FSA-10/37 : Autor(es): C.T.T. Edwards, R.E. Mitchell, J. Pearce and D.J. Agnew (UK)
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Preliminary stock assessment of Patagonian toothfish (Dissostichus eleginoides) in the vicinity of Crozet islands (part of subarea 58.6)
Abstract: A preliminary assessment is undertaken to increase the knowledge of the Patagonian ... show different estimates for the initial and current biomass. A range of 55000 to 115000 tons is ... observed for B0 estimates and SSB never fall below 70% of the initial biomass considering the actual level ... Patagonian toothfish (Dissostichus eleginoides) in the vicinity of Crozet islands (part of subarea 58.6 ...
Meeting Document : WG-FSA-13/05 : Autor(es): R. Sinegre and G. Duhamel (France)
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Mark-recapture inputs to the 2017 Ross Sea region stock assessment (Subarea 88.1 and SSRUs 88.2A–B)
Abstract: We provide a summary of the mark-recapture data inputs to the 2017 Ross Sea region ... detection rates for each vessel were calculated. In the last few years the effective tagging survival is ... estimated at about 65% and the effective tag detection rate at about 85%. Author(s): S. Parker and S ... . Mormede Title: Mark-recapture inputs to the 2017 Ross Sea region stock assessment (Subarea 88.1 and SSRUs ...
Meeting Document : WG-FSA-17/36 : Autor(es): S. Parker and S. Mormede
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Hierarchical monitoring plans to determine patterns of change in the Antarctic Marine Ecosystem
Abstract: In this paper we drawn comparison between the existing CCAMLR Ecosystem Monitoring ... the outcomes of the CEMP Review in 2003, and as a result highlight the intensity of monitoring ... monitoring could be employed to detect the first signs of change. Author(s): P. Trathan Title: Hierarchical ... monitoring plans to determine patterns of change in the Antarctic Marine Ecosystem Approval: Approved ...
Meeting Document : WS-SM-18/06 : Autor(es): P. Trathan
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Summary of the Ecologically Related Species Working Group meeting
Abstract: The CCSBT Ecologically Related Species Working Group held its 5th meeting in Wellington ... in February 2004. This report provides a summary of the discussion and outcomes of that meeting from ... the IMAF nominated observer at the meeting. Author(s): J. Molloy (New Zealand) Title: Summary of the ...
Meeting Document : WG-FSA-04/33 Rev. 1 : Autor(es): J. Molloy (New Zealand)
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Report on assessment and avoidance of incidental mortality in the Convention Area 1995/96
Abstract: This paper summarises the activities undertaken by Australia in the Convention Area ... during the year to 30 June 1996 related to the assessment and avoidance of incidental mortality due to ... incidental mortality in the Convention Area 1995/96 Approval: Approved ...
Meeting Document : CCAMLR-XV/BG/28 : Autor(es): Australia