Search results
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Zooplankton target strength: volumetric or areal dependence?
kHz and I MHz data were collected with a dual-beam sonar system and the 200 kHz data with a split-beam ... system. Experiments were conducted with live, tethered individuals in an enclosure filled with filtered ... -cylinder model (Stanton, 1989b) that indicate TS is dependent on animal volume, and the ray bent-cylinder ... that TS is proportional to the cross-sectional area of the animal. However, neither Wiebe et al. (1990 ...
Meeting Document : WG-Krill-94/13 : Author(s): D.A. Demer and L.V. Martin (USA)
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Early announcement of the Third International Krill Symposium
Krill that will be held from the 12-16 June 2017 at the University of St Andrews, Scotland. Author(s ...
Meeting Document : SC-CAMLR-XXXIV/BG/30 : Author(s): CCAMLR Secretariat
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IUU summaries for inclusion in Fishery Reports
-specific information on IUU activity that could be incorporated into the relevant Fishery Reports. Author(s ...
Meeting Document : WG-FSA-16/24 : Author(s): CCAMLR Secretariat
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REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA
that these skates initially grow very rapidly for about five years, after which growth almost ceases ... that is radically different from the published interpretation. By counting fine growth bands in the ... caudal thorns instead of broad diffuse bands, we have generated growth curves that suggest much slower ... growth, greater ages at maturity (about 20 years compared with 6–11 years) and greater maximum ages (28 ...
Meeting Document : WG-FSA-08/21 : Author(s): M.P. Francis (New Zealand) and M.J. Gallagher (Ireland)
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Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast
different, being No 3 near 31 % more efficient than No 4. Different bait do not present significative ... of the population collected with straight hooks No3 and 4 are not significatively different, being No 3 near 31 ...
Meeting Document : WG-FSA-91/11 : Author(s): C.A. Moreno (Chile)
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Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22
rules remain to be determined for these Divisions. WG-FSA-16/29 outlined the first multi-member ... accordance with ANNEX 24-01/A, Format 2. This plan has been designed as a 4-year plan, based on the low risk ... updated with 2019/20 operating details, the inclusion of modelling work under Objective 2, and a re ... , Russian research contributions could be integrated in an additional research objective as shown in the ...
Meeting Document : WG-FSA-2019/44 : Author(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
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THE DIET OF THE ANTARCTIC TOOTHFISH IN THE ROSS SEA
genera. It can be concluded that D. mawsoni is a generalized piscivorous predator that feeds primarily in ... southwestern Ross Sea indicates that fishes, especially Pleuragramma antarcticum, and mysids dominate the diet ... 88.1 that reflects the abundance of various species of prey fish within the shelf, slope and oceanic ...
Meeting Document : WG-EMM-09/16 : Author(s): J.T. Eastman and A.L. DeVries (USA)
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Updating the Antarctic krill biomass estimates for CCAMLR Subareas 48.1 to 48.4 using available data
. The index also suggests that realised exploitation rates were below 0.5% (i.e. catch was <0.5% of ... biomass) and that the potential exploitation rates implied by the operational catch limit (the trigger ... also suggest that exploitation rates are low and that there is no evidence of a systematic change in ... the krill stock. This evidence suggests that the trigger level is a highly precautionary operational ...
Meeting Document : WG-EMM-15/28 : Author(s): S. Hill, A. Atkinson, C. Darby, S. Fielding (United Kingsom), B. Krafft, O.R. Godø, G. Skaret (Norway), P. Trathan, J. Watkins (United Kingdom)
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Net diagrams for Ukrainian vessel notified for krill fishery in 2015/16 - Notification ID 86703, 86755 and 86757
mammal exclusion device diagram to be used in conjunction with the online notifications for the krill ... Abstract: In accordance with CM 21‐03, Annex 21‐03 A, attached are the net diagram and marine ...
Meeting Document : WG-EMM-15/49 : Author(s): Delegation of Ukraine
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Remarks on natural mortality of Dissostichus eleginoides in Subarea 48.3
. The general mean value of M calculated for the 44 analyzed situations was 0.14 ± 0.03, being the range between ... . The general mean value of M calculated for the 44 analyzed situations was 0.14 ± 0.03, being the range between ...
Meeting Document : WG-FSA-92/21 Rev. 1 : Author(s): C.A. Moreno and P.S. Rubilar (Chile)