Search results
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Engaging ‘the crowd’ in citizen science and remote sensing to learn about habitat affinity of two Southern Ocean seals
campaign covered about 18 000 km 2 of pack ice. Using consensus-based algorithms on images identified by ... presence in the Weddell Sea region suggested presence on 3.3% of maps. Comparison with images searched by ... were conducted by experts, and on a subset of available images (of area totalling 738 km 2). We assess ...
Meeting Document : WG-EMM-2019/37 : Author(s): M.A. LaRue, D.G. Ainley, J. Pennycook, K. Stamatiou, M. Dozier, J. Saints, L. Sales, N. Nur, S. Stammerjohn and L. Barrington
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SC-CAMLR-XXXIV
Delegation of the Russian Federation SC-CAMLR-XXXIV/10 Proposal by the Russian Federation to change the ... Area Delegation of the Russian Federation SC-CAMLR-XXXIV/12 Proposal by the Russian Federation for the ... of IUU toothfish catches in the 2014/15 season Submitted by COLTO CCAMLR-XXXIV/BG/28 Rev. 1 Ecosystem ... conservation and the race to krill Submitted by ASOC CCAMLR-XXXIV/BG/34 Proposed amendments to Conservation ...
Meeting
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WG-FSA-03
longline by-catch survey in Subarea 48.3 M. Belchier, M. Collins, M. Endicott, I. Everson, S. Hawkins, T ... reduce seabird by-catch in longline fisheries E.F. Melvin (USA) WG-FSA-03/19 Off the hook: an ... (Australia) WG-FSA-03/24 Beached birds: a guide used by north pacific groundfish observers to identify ... using generalised linear models with random cruise and stratum-by-year effects: trawl fishery for ...
Meeting
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Potential impacts of bottom trawling on benthic communities in Prydz Bay, Antarctica
communities as those found in the North Sea and elsewhere. This paper presents data on benthos retrieved ... demersal finfish species in Prydz Bay by Australia in the 1990/91 season. The data collected are used to ... demonstrate that the biomass of benthos that could be disturbed by commercial bottom trawling could be high in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 403–410 : Author(s): Constable, A.J.
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Statistical problems in krill stock hydroacoustic assessments
method is most appropriate, this is made even more difficult by the fact that most survey methods assume ... non-stationary populations, which have not been well addressed by present techniques. However, this ... difficult by the fact that most survey methods assume the population is fixed in space, relative to the ... well addressed by present techniques. However, this does not invalidate the use of available methods ... estimates of abundance by depth and distance along a survey track. These relative estimates of abundance ... by adjusting the estimate by the ratio of the old and new target strengths. Surveys are conducted ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Author(s): Macaulay, M.C.
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CCAMLR-XXIX
of the Standing Committee on Administration and Finance CCAMLR-XXIX/01 Provisional Agenda for the Twenty-ninth ... of the Standing Committee on Administration and Finance (SCAF) SC-CAMLR-XXIX/13 Contribution by France to work ...
Meeting
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Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf
. It has been found that, by number, recruits represent the largest part of the population, whether ... towards Shag Rocks at the age of 2-3 years. It has been found that, by number, recruits represent ... of 2-3 years. It has been found that, by number, recruits represent the largest part of tlne population ... in individuals ( 3 4 cm) were found in surveys targeting 1984 and 76-80 mm in 1990. During pelagic surveys ... composition for various more were usually found in catches in insignificant regions, it was only possible ... pelagic surveys. The mean length of juveniles by concentrations were found over the entire subarea, month ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Author(s): Frolkina, G.A
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Using ecosystem monitoring data to detect impacts
impacted by activities such as fishing. This paper discusses a range of methods for inferring such impacts ... point. The second approach allows inference criteria based on changes in this frequency rather than by ... indicate the state of ecosystems and whether they have been impacted by activities such as fishing. This ... inference criteria based on changes in this frequency rather than by reference to a critical probability ... assessed by reference to a control population. Developing man- agement strategies that use uncontrolled ... ongoing chal- lenges faced by CCAMLR is to develop a manage- ment strategy for the krill fishery which ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Author(s): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda
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Diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region, Antarctica
was relatively small, and we found no statistically significant change in toothfish diet between 2003 and 2010 ... fishing gear was found to be nearly 11 times higher for icefish than for grenadiers; the relative ... was relatively small, and we found no statistically significant change in toothfish diet between 2003 and 2010 ... fishing gear was found to be nearly 11 times higher for icefish than for grenadiers; the relative ...
Meeting Document : WG-FSA-12/52 : Author(s): D.W. Stevens, M.R. Dunn, M.H. Pinkerton and J.S. Forman (New Zealand)
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e-sc-xxxvii-a4.pdf
... the potential inclusion of other schooling organisms prevalent 121 in some of the Antarctic (e.g ... by using the K-sync synchronisation system and he found that it could be avoided with appropriate settings ... avoided by using the K-sync synchronisation system and he found that it could be avoided with appropriate ... the meeting. 1.6 This report was prepared by S. Fielding (United Kingdom), G. Macaulay (Norway), E ... that the largest interannual variation of the mean of the maximum ping-by-ping seabed backscattering ... using seabed as a reference target to evaluate echosounder performance had been investigated by SG-ASAM
application/pdf attached to:SG-ASAM-18
Meeting Report : SG-ASAM-18