Resultados de la búsqueda
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Season extensions in the longline fishery for Dissostichus eleginoides in Statistical Division 58.5.2
Abstract: Season extension trials occur step-wise in the longline fishery for Dissostichus ... for the periods between 15 and 30 April, and between 1 and 14 November, during 2013/14 and 2014/15 ... . Based on the results, it proposes a new step-wise trial pre-season extension of the longline fishing ... season to include the period between 1 and 14 April with day/night setting allowed. It also proposes ...
Meeting Document : WG-FSA-15/48 : Autor(es): J. Barrington and T. Lamb (Australia)
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CCAMLR process of risk assessment to minimise the effects of longline fishing mortality on seabirds
Abstract: We describe the process used in the fisheries management system of the Convention for ... the Conservation of Antarctic Marine Living Resources (CCAMLR) to minimise seabird bycatch, and the ... risk assessment methodology developed to assist this. We examine the progress of several Regional ... Fishery Management Organisations in taking steps to address seabird bycatch. CCAMLR has the most advanced ...
Meeting Document : WG-FSA-07/P2 : Autor(es): S.M. Waugh, G.B. Baker, R. Gales and J.P. Croxall (Mar. Pol., in press)
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Towards a seabird mortality risk assessment: distribution of seabirds in the WCPFC Convention Area and potential overlap with fisheries
Abstract: This paper reviews the distribution of seabird species with the WCPFC Area. From a ... review of the distributions of 99 species of albatross and petrel, 16 species of albatross and 60 species ... of petrel occur within the area of the WCPFC, and are potentially vulnerable to fisheries bycatch ... ), Vulnerable (n =26) and Near Threatened (n = 7). The remaining 30 species are classified by the IUCN as Least ...
Meeting Document : WG-FSA-06/30 : Autor(es): S. Waugh (New Zealand)
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A TIME FOR ACTION IN THE MANAGEMENT OF ANTARCTIC KRILL FISHERIES
Abstract: In this paper, ASOC draws CCAMLR’s attention to the most pressing issues in relation to ... the ecosystem-based management of the krill fishery, including the adoption of a conservation measure ... that ensures systematic scientific observer coverage, the development of a coordinated research plan to ... address key scientific uncertainties at the SSMU level in Area 48, and the consideration of feedback ...
Meeting Document : CCAMLR-XXVII/BG/24 : Autor(es): Submitted by ASOC
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Recent increase and southern expansion of Adelie penguin populations in the Ross Sea, Antarctica, related to climatic warming
Abstract: The numbers of Adelie penguins Pygoscelis adeliae (Hombron and Jacquinot) in the Ross ... Sea, Antarctica, have increased markedly over the past 10 years. Proportionally, this increase is most ... pronounced in McMurdo Sound, where the species’ breeding range has recently been extended 3 km south to Cape ... Barne (77°35’S) with the re-occupation of a former rookery that was abandoned sometime before the ...
Meeting Document : WG-CEMP-92/22 : Autor(es): R.H. Taylor and P.R. Wilson (New Zealand)
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Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in Antarctic waters
Abstract: Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in ... Georgia (N = 267; January/February 1991) and the South Orkneys (N = 44; January/February 1991) and ... polymorphic at the 0.95 criterion: glutamate oxaloacetate transaminase, GOT-I 2.6.1.1; α- glycerophosphate ... 1.15.1.1). Routine scoring of 358 fish at the 16 loci revealed below average levels of genetic variability ...
Meeting Document : WG-FSA-91/22 : Autor(es): G.R. Carvalho and M. Warren (United Kingdom)
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The relative by-catches of taxa associated with vulnerable marine ecosystems by autolines and Spanish longlines
Abstract: We reanalyzed data collected by the longline fishery in Subarea 88.1 to compare the ... bycatches of VME taxa made by vessels using Autolines and Spanish longlines. The fractions of sets with ... positive bycatch, as well as the weights of bycatch when bycatches were observed, were higher for Autolines ... the large number of zero-bycatch sets, we found that both the amounts of positive bycatches and the ...
Meeting Document : WG-FSA-13/41 : Autor(es): T. Gerrodette and G.M. Watters (USA)
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Upward adjustments to local catch limits for the krill fishery in Subarea 48.1
Abstract: Here we compile three vignettes that, together, provide the basis for making upward ... adjustments to local catch limits for the krill fishery in Subarea 48.1. We use the term local catch limit to ... refer to a catch limit that applies to a group of SSMUs (gSSMU), and the work presented here is based on ... the gSSMUs defined in another compilation of vignettes (AERD 2016a, pp. 3-13). We propose upward ...
Meeting Document : WG-EMM-16/47 : Autor(es): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries
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Diagnostic plots of stock assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2016/17
Abstract: We provide extensive diagnostic plots for the 2017 models R1 and R3 for Antarctic ... toothfish in the Ross Sea as recommended by WG-SAM-15 (2015). The stock assessment rationale and models as ... well as their main diagnostics are described in Mormede (2017). The CASAL files for the assessment ... models were provided to the CCAMLR Secretariat as a zip file. In this paper we present the results for ...
Meeting Document : WG-FSA-17/38 : Autor(es): S. Mormede
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Estimates of length-frequency in the assessment of mackerel icefish Champsocephalus gunnari in Subarea 48.3
Abstract: This working document provides details of a modification in the method of calculating ... length distributions used in the assessment of Champsocephalus gunnari from the length distributions of ... individual hauls. The effect of these changes in method have little impact on the catches that would have ... been permitted based on the 2011 and 2013 surveys, but has a larger impact on the catch limits derived ...
Meeting Document : WG-FSA-17/51 : Autor(es): T. Earl