Search results
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Analysis of variability of krill size and fish by-catch in the Japanese krill fishery based on scientific observer data
Bayesian model. The models were composed of multistage cluster units (i.e. year, subarea, vessel, cruise ... estimated by the Markov chain Monte Carlo (MCMC) method hardly show difference among years, subareas ... and vessels. The potent interaction effect between year and subarea suggests large spatio–temporal variability ... units (i.e. year, subarea, vessel, cruise and haul) based on a state–space model, separating ... th (m m ) 60 50 40 30 20 (a) Adult size in Subarea 48.1 Overall trend Year E st im ... Year E st im at ed m ea n le ng th (m m ) 60 50 40 30 20 (c) Adult size in Subarea ... 40 30 20 (e) Year Area Y–A Ves. Cruise Haul Ind. Va ria ... an on-board scientific observer on all vessels on at least one cruise each year, and (iii) recognise ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 31–47 : Author(s): Okuda, T. and M. Kiyota
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A brief outline of the biology of the Antarctic silverfish, Pleuragramma antarcticum Boulenger, 1902 (Nototheniidae) from the Antarctic Indian Ocean
Abstract: The Antarctic silver fish (Pleuragramma antarcticum) is one of the most numerous ... three relatively isolated groups. Fish aged from 0+ to 3+ years live in the epi- mesopelagic zone where ... there are macro aggregations of plankton, while fish aged from 3+ to 12+ years form near-bottom, pelagic schools ... they reach 13-16 cm in length and 4-6 years of age. Males reach maturity at 12-18 cm in length and 4-7 years ...
Meeting Document : WG-FSA-92/11 Rev. 1 : Author(s): V.V. Gerasimchuk (Ukraine)
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Exploitation of the marine environment by two sypatric albatrosses in the Pacific Southern Ocean
) and P.M. Sagar (New Zealand) Title: Exploitation of the marine environment by two sypatric albatrosses ... Exploitation of the marine environment by two sypatric albatrosses in the Pacific Southern Ocean ...
Meeting Document : WG-FSA-04/59 : Author(s): S.M. Waugh (New Zealand), H. Weimerskirch, Y. Cherel (France), U. Shankar (New Zealand), P.A. Prince (United Kingdom) and P.M. Sagar (New Zealand)
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Estimating future krill catches that meet the CCAMLR and alternative decision rules for FAO Subarea 48.1 using an integrated assessment model
Abstract: An integrated assessment model for Antarctic krill in FAO Subarea 48.1 that ... decision rules for FAO Subarea 48.1 using an integrated assessment model Microsoft Word File: emm-15-51r1 ... estimate the effects of the fishery on the krill population. The model estimates parameters representing ... the CCAMLR decision rules. An alternative pair of decision rules to those currently employed by CCAMLR ...
Meeting Document : WG-EMM-15/51 Rev. 1 : Author(s): D. Kinzey, G.M. Watters and C.S. Reiss (USA)
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Fish by-catch in the krill fishery: 2017 update
) and CCAMLR SISO data (20 766 hauls) up to 1 Sept 2017 was used to examine the frequency of occurrence, length ... SISO data (20 766 hauls) up to 1 Sept 2017 was used to examine the frequency of occurrence, length ...
Meeting Document : WG-FSA-17/04 : Author(s): CCAMLR Secretariat
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Report on bottom fisheries and vulnerable marine ecosystems
the CCAMLR fishing season is represented by the year in which that season ended, e.g. 2012 represents ... the 2011/12 CCAMLR fishing season (from 1 December 2011 to 30 November 2012). REPORT ON BOTTOM ... ). In that same year, the United Nations General Assembly (UNGA) agreed the Sustainable Fisheries Resolution (61 ... of the Convention Area CM 22-06 (2009) – Bottom fishing in the Convention Area, including two annexes CM 22-07 ...
Document : Site Section: Publications
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Mackerel icefish Champsocephalus gunnari in the diet of upper trophic level predators at South Georgia: implications for fisheries management
on the C. gunnari population. C. gunnari occurred in 20 – 40 % of scats from Antarctic fur seals and comprised 48 ... . C. gunnari occurred in 20 – 40 % of scats from Antarctic fur seals and comprised 48% of the diet by mass ...
Meeting Document : WG-FSA-03/74 : Author(s): K. Reid, S. Hill and T. Diniz (United Kingdom)
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A proposal for the establishment of a Ross Sea Region Marine Protected Area
Conservation Measure following each 10-year review. We look forward to working together with Members at CCAMLR ... ; and clarifying that the Commission may amend the MPA Conservation Measure following each 10-year review. We look ... forward to working together with Members at CCAMLR XXXII to achieve consensus to establish an MPA ...
Meeting Document : CCAMLR-XXXII/27 : Author(s): Delegations of New Zealand and the USA
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Acoustic survey design to estimate krill biomass in Subareas 48.1, 48.2 and 48.3
with a CV of 20%. Author(s): Hewitt, R.P., Watters, G. Title: Acoustic survey design to estimate krill ... of survey effort can provide an estimate of krill biomass in Subareas 48.1, 48. 2 and 48.3 with a CV of 20%. ...
Meeting Document : WG-EMM-95/71 : Author(s): Hewitt, R.P., Watters, G.
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Exchange of wandering albatrosses Diomedea exulans between the Prince Edward and Crozet Islands: implications for conservation
, but only one fledgling from Marion Island has been recorded breeding on Possession. The wandering ... albatrosses of the two island groups form a metapopulation that ideally should be conserved as a single unit ... of Albatrosses and Petrels to effect an improved conservation status for the wandering albatrosses of the two ... banded at Possession Island, Crozets, have bred at Marion Island, Prince Edwards, but only one fledgling ...
Meeting Document : WG-EMM-03/41 : Author(s): J. Cooper (South Africa) and H. Weimerskirch (France)