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Effects of variability in prey abundance on reproduction and foraging in chinstrap penguins (Pygoscelis antarctica)
Abstract: Life-history theory predicts that adults of long-lived species such as seabirds should ... contend with large interannual fluctuations in prey availability and hence the cost of chick provisioning ... . Adults faced with this uncertainty can mechanistically balance parental care by adopting a strategy ... , 1991 and 1992, respectively) and was correlated with annual measures of breeding adult body weight and ...
Meeting Document : WG-EMM-06/P6 : Автор(ы): D.A. Croll, D.A. Demer, R.P. Hewitt, J.K. Jansen, M.E. Goebel and B.R. Tershy (USA)
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Beach litter survey, Signy Island, South Orkney Islands 1994/95
origin noted. At Foca Cove, a total of 91 items were found with a combined weight of 18.26 kg. At ... found (11.23 kg). It is clear that almost all beached debris originates from accidental or deliberate ... concern was that the total number of plastic items found remained high. However, the composition of ... plastic items has changed considerably since 1992/93, with a steady reduction in the percentage of ...
Meeting Document : CCAMLR-XIV/BG/15 : Автор(ы): Delegation of the United Kingdom
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A proposal to modify the boundaries of Statistical Division 58.4.3 and neighbouring divisions to define Elan and BANZARE Banks
Abstract: At its 2000 meeting, the Commission requested that the Scientific Committee review the ... how the boundaries of Division 58.4.3 and neighbouring divisions can be amended to make separate ... boundaries in the region so that they more closely follow bathymetric features. Author(s): Delegation of ...
Meeting Document : SC-CAMLR-XX/05 : Автор(ы): Delegation of Australia
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A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ
suggest that the annual TAC should be reduced to at most about 400 tonnes. Implications for surveillance ... trend. Application of a simple age-structured production model provides robust indication that the ...
Meeting Document : WG-FSA-01/54 : Автор(ы): A. Brandão, B.P. Watkins, D.S. Butterworth and D.G.M. Miller (South Africa)
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JGYM: a java version of the Generalised Yield Model
Java. As such, if sufficiently similar results can be obtained from the JGYM and the current GYM given ... identical input, then this would be a major step towards a verification of the GYM. This paper, which will ... be given in the form of a Power Point presentation, will discuss how the JGYM was developed, indicate ... differences from the GYM where they exist, and compare results from the two programs with identical inputs ...
Meeting Document : WG-FSA-SAM 03/16 : Автор(ы): R.N. Vilhelm (United Kingdom)
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Review of fish and invertebrate by-catch in trawl fisheries in Division 58.5.2
is very low. From 1996/97 to 2001/02, a total of 95 tonnes of bycatch was caught in the D ...
Meeting Document : WG-FSA-02/46 : Автор(ы): E.M. van Wijk and R. Williams (Australia)
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SC-CAMLR-XXXIII
areas (MPAs) in accordance with the Conservation Measure 91-04 Delegation of Japan SC-CAMLR-XXXII/07 Rev ... . 1 Review of the CCAMLR Scheme of International Scientific Observation (26 to 30 August 2013, CCAMLR ... research proposals in fisheries with pre-existing non-zero catch limits Delegation of New Zealand SC-CAMLR ... consistent with a proposed draft Research and Monitoring Plan for a Ross Sea region MPA Delegations of New ...
Meeting
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Uncertainty in echosounder calibrations
, 0.3, and 0.1 dB with standard deviations of 0.0, 0.3, and 0.2 dB, respectively. The operative measure ... (derived by peak intensities), differed from the theoretical values by-0.2, O.4, and 0.2 dB with standard ... optimal standard sphere, and a 0.3 ms pulse length, is estimated to be accurate to to.3 dB, and precise to ... . Additionally, more pronounced imprecision may be contributed by instabilities in the echosounder electronics ...
Meeting Document : WG-EMM-96/40 : Автор(ы): Soule, M.A., Demer, D.A.
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A description of current metrics and methods used in providing advice to the Scientific Committee on setting catch limits and assessing research plans in research blocks in exploratory fisheries and closed areas
detailed along with points that might require further clarity and consideration by WG-SAM and WG-FSA ... purpose of the metrics included in the summary table presented to the Scientific Committee that includes ... estimation (SC-CAMLR-XXXIV, paragraph 3.232 (i)). This paper provides an updated summary table, with a full ... description of the methods used in that updated table, as well as some history of decisions made by WG-FSA in ...
Meeting Document : WG-SAM-16/18 Rev. 1 : Автор(ы): CCAMLR Secretariat
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Scientific Abstracts 1999
‘submitted’ or ‘in press’ with details of the publisher, if known; (iii) scientific papers not intended for ... were submitted. Each abstract is preceded with a unique CCAMLR document number, e.g. SC-CAMLR-XVIII/BG ... Monitoring and Management). Unpublished papers must not be cited without written permission of the author(s ... continued recovery from beaches at Signy may be partly to do with their longevity in the marine environment ... - toring and increased effort to ensure that vessels are aware of, and comply with, regulations prohibiting ... intruded with green algae which indicates that it had been drifting in the Southern Ocean for a relatively ... ) were found with ingested Patagonian toothfish hooks. hemisphere could also be present in the Antarctic ...
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