Resultados de la búsqueda
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Identifying taxonomic groups vulnerable to bottom longline fishing gear in the Ross Sea region
regional fisheries man- agement organisation or agreement (RFMO/A) needs to tailor its definition to be ... Zealand Ross Sea longline fishery, at 31% of the specimens collected (Parker et al., 2009). Little ... use fishery by-catch for monitoring impacts to poten- tial VMEs is that VME taxa need to be ... distinguish individ- ual VME taxa. And importantly, the characteristics used in classification need to ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 105–127 : Autor(es): Parker, S.J. and D.A. Bowden
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An overview of Southern Ocean zooplankton data: abundance, biomass, feeding and functional relationships (submitted to the 2008 Joint CCAMLR-IWC Workshop)
the north and south. Those compiling data on numerical density (no. m –2 or no. m –3) need to allow ... - base needs great care to ensure that any regional and temporal differences reflect real variability ... south. Those compiling data on numerical density (no. m–2 or no. m–3) need to allow for differences in ... , there is a need to summarise the plethora of data, with their associated caveats, to a non-specialised ... data need to be used instead, and advice is provided on the use of globally derived relationships ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 171–218 : Autor(es): A. Atkinson, P. Ward, B.P.V. Hunt, E.A. Pakhomov and G.W. Hosie
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Validation of sink rates of longlines measured using two different methods
which a sink rate needs to be determined. When a vessel is surrounded by surface-seizing seabirds ... due to the need for the observer to take two time measurements: the time the bottle hits the water ... and diving birds to record their activities at sea. The depth resolution did not need to exceed 0.5 ... data, a suffi cient number of bottles need to deployed to reduce the error. In areas where deep ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 179–187 : Autor(es): Wienecke, B. and G. Robertson
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A rationale for conservation areas within Antarctic waters
various consumers differ greatly in mobility as well as in their environmental needs and responses, so ... growing awareness of the need for Specially Protected Areas declared on land in order to protect ... conservation strategy for these resources. There may be a need for later adjustment of boundaries of these ... needed in the future, since the location of every haul will have been recorded. The need for recording ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 513-535 : Autor(es): Chittleborough, R.G.
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Modelling and decision making as part of the CCAMLR management regime
protocols requires access to a number of model output scenarios. As such, a "toolbox" of models needs to ... , improve understanding of the system's dynamics. While accepting the critical need for further ... . Nevertheless, the principles outlined in Article 11 of the Convention stress the need to conserve the ... year being adequate, or less than one year if seasonal influences need to be considered. The ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 295-322 : Autor(es): Miller, D.G.M.
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The survivorship of rays discarded from the South Georgia longline fishery
capture and release, the methodology used during tagging needs to be taken into con- sideration. Normally ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 155–164 : Autor(es): Endicott, M. and D.J. Agnew
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Modelling variability and estimating power to detect change in Adélie penguin fledgling weights
variability needs to be considered. Furthermore, the statistical models assume a constant variation from pre ... operational advantages, however, would need to be weighed against the possible disadvan- tage of reduced ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 191–200 : Autor(es): Emmerson, L.M., C. Southwell and J. Clarke
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Performance and geometry of the FP-120 trawl used during UK fish stock assessment surveys around South Georgia, Subarea 48.3
work needs to be done to investigate more thoroughly the geometry of the FP-120 trawl during the ... studies geometry using the FP-120 trawl would be need to be undertaken before the significance of ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 51–69 : Autor(es): Pilling, G. and G. Parkes
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An assessment of the impact of krill fishery on penguins in the South Shetlands
aggregations of krill in order to capture sufficient krill to meet their energy needs. This implies that ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 107–128 : Autor(es): Ichii, T., M. Naganobu and T. Ogishima
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Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997
indices needs to take account of the key components that make up the index. An index based on total mass ... clear that 'good' and 'poor' krill status are not j ~ s t seasonal categories, but need to be ... ecosystem assessment using these various indices it is clear that there are inter- dependencies which need ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 119–132 : Autor(es): Everson, I. and K.-H. Kock