Search results
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Synopsis of CEMP and non-CEMP predator parameters from Admiralty Bay and Cape Shirreff, South Shetland Islands, Antarctica: their relationships to krill abundance and ice cover, 1978–2003
. Results of the analyses are presented in a series of 6 Tables, following the outline of a Draft paper ... for the longer Admiralty Bay time series data. 6. Table 6. A summary of the R2 values for all indices by seasons ... are presented in a series of 6 Tables, following the outline of a Draft paper by K.Reid for similar analyses ... Bay time series data. 6. Table 6. A summary of the R2 values for all indices by seasons and species ...
Meeting Document : WG-EMM-03/61 : Author(s): W.Z. Trivelpiece (USA), K. Salwicka (Poland) and S.G. Trivelpiece (USA)
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UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS USING CATCH-AT-AGE DATA AND TWO YEARS OF SURVEY ABUNDANCE-AT-AGE DATA
recruitment series, since this parameter strongly influences the effect of the depletion rule on the allowable ... , the aged-based assessment dramatically lowered the CV for the recruitment series, from around 1.5 to 1.8 ... stable subset (1986-2000) of the full historical series (1984-2006) was used to estimate the CV ... . There was no reduction in CV for either series if a score of 3 was assumed. The difference between a readability ...
Meeting Document : WG-SAM-09/09 : Author(s): S.G. Candy (Australia)
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Standardised CPUE analysis of the Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 to 2005/06
of these factors were believed to be important in 2005 or 2006. The CPUE indices for the Ross Sea have increased ... believed to be important in 2005 or 2006. The CPUE indices for the Ross Sea have increased more than 50 ...
Meeting Document : WG-FSA-06/47 : Author(s): A. Dunn and S.M. Hanchet (New Zealand)
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A simulation study of krill fishing by an individual Japanese trawler
Abstract: A model is set up for the operation (which includes both searching and fishing) of a ... Japanese krill trawler over a half-month period, and the output is compared to statistics from a sample of ... biomass in a 600 n. mile square oceanic sector might decline by 50%. In most cases there is essentially no ... response of the index, or a response rather smaller in relative magnitude than the biomass decline. Catch ...
Meeting Document : SC-CAMLR-VI/BG/38 : Author(s): D.S. Butterworth (United Kingdom)
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Developing a penguin tracking database to help determine their most important foraging areas
Abstract: In late 2012 SCAR, BirdLife and BAS developed a successful proposal (to the UK Darwin ... . The database will have a web-based user interface that will allow data holders to submit data and ... attach a range of access levels; access may be granted only to the data holder, to a wider group, or to a ... general public domain. A penguin database (built along analogous lines and interoperable with the BirdLife ...
Meeting Document : WG-EMM-13/18 : Author(s): M. Hindell (SCAR), B. Lascelles (BirdLife) and P. Trathan (United Kingdom)
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A proposal for compiling information, assessments and science that underpin established CCAMLR Marine Protected Areas and provide the basis for ongoing management, science and review: an MPA Report
Conservation Measure 91-04 provides the necessary guidance to the Commission for formulating a conservation ... measure for a CCAMLR Marine Protected Area and indicates a number of elements where advice may be given by ... the Scientific Committee. We propose that a method is needed for consolidating and maintaining that ... advice in a readily accessible document, which can then form the basis for review, refinement and ...
Meeting Document : WG-EMM-12/49 : Author(s): A. Constable, M. Guest, D. Welsford (Australia), P. Koubbi (France) and L. Weragoda (Australia)
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Proposal for a CCAMLR Compliance Evaluation Procedure
the Development of a Compliance Evaluation Procedure Group, Australia coordinated intersessional work ... on developing a compliance evaluation procedure. Australia has developed a draft conservation measure ... proposing a CCAMLR Compliance Evaluation Procedure (CEP), presented at Attachment A. The purpose of the ... proposed CCAMLR CEP is to provide a formal mechanism for the assessment of Members' compliance against ...
Meeting Document : CCAMLR-XXXI/29 : Author(s): Delegation of Australia
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Model-based mapping of assemblages for ecology and conservation management: A case study of demersal fish on the Kerguelen Plateau
Abstract: Quantifying biological assemblages and their environment is a fundamental, yet ... statistically challenging task in conservation ecology. Here we use a recently-developed approach called Regions ... ecologically significant region of the Southern Ocean to a) gain ecological and management insights and b ... ) evaluate the utility of the new method for ecoregionalisation. The RCP approach is a multi-species, model ...
Meeting Document : WS-SM-18/P02 : Author(s): N.A. Hill, S.D. Foster, G. Duhamel, D. Welsford, P. Koubbi and C.R. Johnson
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Reduced bait loss and bycatch of seabirds in longlining by using a seabird scarer
Abstract: Although longlining is regarded as a highly conservation oriented method of fishing ... , bycatch of seabirds on longlines is a problem in certain seasons and areas. Birds feeding on the bait ... eventually give high mortalities considering the large amounts of hooks used. Both from a fishery and bird ... conservation point of view there is a strong incentive to solve this problem. This paper describes trials with ...
Meeting Document : WG-IMALF-94/09 : Author(s): S. Løkkeborg and Å. Bjordal (Norway)
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An overview of a large ecosystem survey of the southwest Indian Ocean sector of the Southern Ocean (CCAMLR Division 58.4.2)
, which was designed around an acoustic biomass survey for krill and a large-scale oceanographic survey ... . The survey is intended to produce a new estimate of krill biomass (B0) for this Division so that a ... revised precautionary catch limit can be established by CCAMLR. The survey utilised a standardised design ... adjacent CCAMLR Division 58.4.1 which collected information on a wide range of ecological parameters. The ...
Meeting Document : WG-EMM-06/15 : Author(s): S. Nicol, S. Kawaguchi, T. Jarvis, G. Williams, N. Bindoff, D. Thiele (Australia), J. Schwarz (Germany), A. Davidson, S. Wright, J. Gedamke and P. Thompson (Australia)