Resultados de la búsqueda
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Variability of krill stock composition and distribution in the vicinity of Elephant Island during AMLR investigations 1988-1992
differences in distribution patterns reflected changes in year class success and maturity stage composition ... Abstract: Krill stock composition and distributional patterns in the vicinity of Elephant Island ... during austral summer 1988-1992 are described. Changes in both size and maturity composition over the ... distribution in the vicinity of Elephant Island during AMLR investigations 1988-1992 Approval: Approved ...
Meeting Document : WG-KRILL-92/12 : Autor(es): V. Loeb (USA) and V. Siegel (Germany)
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Assessment of the Dissostichus eleginoides stock in Subarea 48.3 for the 1990/91 season and calculation of TAC for the 1991/92 season
Abstract: Shnyute’s generalised cohort analysis of size composition in catches was used to ... estimate the Dissostichus eleginoides stock in Area 48.3. This made it possible to ignore the hypothesis of ... equilibrium in the stock and to examine the dynamics of its abundance and biomass. At the start of the 1990/91 ... optimal results, fishing operations should be conducted at a level of F0.1. In accordance with such a ...
Meeting Document : WG-FSA-91/24 : Autor(es): P.S. Gasiukov, R.S. Dorovskikh and K.V. Shust (USSR)
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Variants of the ASPM assessment of the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity which attempt to reconcile CPUE and catch-at-length data
examined. One allows for the possibility of changes in somatic growth rate in response to increased food ... in somatic growth rate as abundance drops. For the recruitment variability model, results remain ... highly sensitive to the relative weights given to CPUE and catch-at-length data in the model fitting ... the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity which attempt ...
Meeting Document : WG-FSA-SAM-04/12 : Autor(es): Brandão, A., Butterworth, D.S.
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Abundance and reproductive distribution of Pygoscelids sp. in the northern area of Danco Coast, Antarctic Peninsula
potential to act as ecological indicators. The western Antarctic Peninsula is one of the three sites in the ... penguin (Pygoscelis papua) in the northern sector of the Danco Coast, north-west of the Antarctic ... Peninsula during the breeding season 2010-2011. Our results showed an overall increase in both populations ... in relation the 1998. Since the effects of climate change and human harvesting could confound ...
Meeting Document : WG-EMM-12/58 : Autor(es): M.M. Santos, E.F. Rombolá, D. González-Zevallos, M.A. Juáres, J. Negrete and N.R. Coria (Argentina)
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Proposals on improving the governance and control of fishing vessels operating in the Southern Ocean
the governance and control of fishing vessels in the Southern Ocean, thereby enhancing safety, and ... Masters, and identification of requirements for environmental response and monitoring in the event of an ... incident. Additionally, CCAMLR should make a commitment to engage fully in the extension of the Polar Code ... involving fishing vessels in the Southern Ocean and developments introduced by CCAMLR. Author(s): Submitted ...
Meeting Document : CCAMLR-XXXIII/BG/22 Rev. 1 : Autor(es): Submitted by ASOC
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Some aspects of spatial–temporal variability of hydrodynamic water circulation and krill distribution in the Scotia Sea
Abstract: The authors considered the inter-annual variability of krill transport factors in the ... krill in subareas/SSMUs in the Scotia Sea is in a greater degree a reflection of the dynamics of krill ... variability of hydrodynamic water circulation and krill distribution in the Scotia Sea Microsoft Word File ...
Meeting Document : WG-EMM-16/39 : Autor(es): S.M. Kasatkina and V.N. Shnar
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Developing priority variables (“ecosystem Essential Ocean Variables” – eEOVs) for observing dynamics and change in Southern Ocean ecosystems
Abstract: Reliable statements about variability and change in marine ecosystems and their ... ecosystems. Here, assessments are concerned with estimating status and trends in ecosystem properties ... support assessments. In this paper we outline the rationale, including establishing a set of criteria, for ... and use of eEOVs in an observing system in the Southern Ocean, noting that existing operations and ...
Meeting Document : WG-EMM-16/P11 : Autor(es): A.J. Constable, D.P. Costa, O. Schofield, L. Newman, E.R. Urban Jr., E.A. Fulton, J. Melbourne-Thomas, T. Ballerini, P.W. Boyd, A. Brandt, W. de la Mare, M. Edwards, M. Eléaume, L. Emmerson, K. Fennel, S. Fielding, H. Griffiths, J. Gutt, M.A. Hindell, E.E. Hofmann, S. Jennings, H.S. La, A. McCurdy, B.G. Mitchell, T. Moltmann, M. Muelbert, E. Murphy, T. Press, B. Raymond, K. Reid, C. Reiss, J. Rice, I. Salter, D.C. Smith, S. Song, C. Southwell, K.M. Swadling, A. Van de Putte and Z. Willis
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Atlas of top predators from French Southern Territories in the Southern Indian Ocean
. Indeed, seabirds and seals are considered as good indicators of changes in ecosystems at differential ... Atlas of top predators from the French Southern Territories in the Southern Indian Ocean is a summary of ... identifying important areas in the southern Indian Ocean. The determination of zones of high species richness ... conservation of the ecosystem that will also be beneficial for many other species. In conclusion, although this ...
Meeting Document : WG-EMM-16/42 : Autor(es): K. Delord, C. Barbraud, C.-A. Bost, Y. Cherel,C. Guinet and H. Weimerskirch
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Progress report 4: Proposal for GEF (Global Environment Facility) funding to support capacity building in the GEF-eligible CCAMLR Members
Abstract: In 2014, the Scientific Committee endorsed a proposal from South Africa that the ... build capacity among GEF-eligible CCAMLR Member countries to strengthen their participation in CCAMLR ... . This includes the approval of the Project by the GEF Council at its meeting in May 2017, subsequent ... seeks further guidance on the role of the Project in the work of CCAMLR. Author(s): CCAMLR Secretariat ...
Meeting Document : WG-EMM-17/46 : Autor(es): CCAMLR Secretariat
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Methodological aspects of the International Synoptic Krill Survey in Area 48, 2019
Abstract: The effect of differences in the methodology used for the CCAMLR 2000 krill acoustic ... night, 2) differing trawl selectivity between the vessels that participated in the survey, and 3) the ... effect of krill discrimination method. Surveying during the day only produced a 6% increase in the ... estimates. Areas with most of the krill backscatter in well-defined schools were least sensitive to the ...
Meeting Document : SG-ASAM-2019/10 : Autor(es): G. Macaulay, G. Skaret, T. Knutsen and B. Krafft