Search results
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Horizontal and vertical distribution and demography of euphausiids in the Ross Sea and its adjacent waters in 2004/2005
Abstract: The horizontal and vertical distribution and population structure of euphausiids in the ... Ross Sea and its adjacent waters were investigated during the summers of 2004/2005 using stratified ... towed samples. Nine species of euphausiids occurred in the survey area. Among them, Euphausia triacantha ... was dominant in biomass north of the southern boundary of the Antarctic circumpolar current (SB ...
Meeting Document : WG-EMM-08/P10 : Author(s): K. Taki, T. Yabuki, Y. Noiri, T. Hayashi and M. Naganobu
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ANALYSIS OF SCIENTIFIC OBSERVER DATA FROM THE RUSSIAN KRILL TRAWLER 'MAXIM STAROSTIN' IN THE SOUTH ORKNEY ISLANDS REGION (SUBAREA 48.2) DURING THE SEASON 2008-2009
of the ' Maxim Starostin '. Their observation plan targeted at monitoring the amount and ... large-size krill have been allocated. Reproduction of krill in these aggregations occurs at different ... size/sex composition of the krill catches, bycatch, spatial distribution and biological condition of ... krill. This paper provides initial analysis of the ' Maxim Starostin ' catch data collected ...
Meeting Document : WG-EMM-09/29 : Author(s): D. Sologub (Russia)
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Deployment of research hauls in the exploratory fisheries for Dissostichus spp. in Subareas 48.6 and 58.4 in 2011/12
met the deployment criteria, i.e. fishing depths of 550 to 2200m, separation distance of at least 3 ... nmiles from any other research haul, between 3500 and 5000 hooks and soak times of at least six hours ... Abstract: As of the end of May 2012, four longliners conducted research fishing in the ... ). These vessels completed a total of 267 research hauls. The four vessels deployed their research hauls ...
Meeting Document : WG-SAM-12/06 : Author(s): Secretariat
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Use of a population model to assess the impact of longline fishing on wandering albatross populations
Abstract: An age-structured model of a wandering albatross Diomedea exulans population is ... developed to simulate population trends over time, using demographic parameters from the population at ... Possession Island Crozets, during 1968 to 1986. The simulation results portray a population decreasing at a ... rate of 2.29% per year, which concurs with global population trends. Sensitivity analyses of model ...
Meeting Document : WG-IMALF-94/08 : Author(s): Coleen L. Moloney, John Cooper, Peter G. Ryan and W. Roy Siegfried (South Africa)
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A brief outline of the biology of the Antarctic silverfish, Pleuragramma antarcticum Boulenger, 1902 (Nototheniidae) from the Antarctic Indian Ocean
species in the outer waters of Antarctica. In the Indian sector of the Southern Ocean there are at least ... when they reach 13-16 cm in length and 4-6 years of age. Males reach maturity at 12-18 cm in length and ... Abstract: The Antarctic silver fish (Pleuragramma antarcticum) is one of the most numerous ... there are macro aggregations of plankton, while fish aged from 3+ to 12+ years form near-bottom, pelagic ...
Meeting Document : WG-FSA-92/11 Rev. 1 : Author(s): V.V. Gerasimchuk (Ukraine)
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Preliminary assessment of toothfish in Subarea 48.3
would be appropriate, at least until catch-at-age data can confirm the strength of the 2007 cohort ... Abstract: As with the 2009 assessment of Subarea 48.3, there is still uncertainty as to why there ... were high numbers of the 2001 cohort in commercial catches in 2009 onwards. It is likely that it is ... due to a combination of a strong 2001 cohort and a change in selectivity for the commercial fleet, but ...
Meeting Document : WG-FSA-11/33 Rev. 1 : Author(s): T. Peatman, R.E. Mitchell, G. Parkes and D.J. Agnew (United Kingdom)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2017 – Reflection of the recommendations by WG-EMM-16 and SC-CAMLR-XXXV
in support of the development of a CCAMLR MPA in the Weddell Sea. Germany was asked to carry out ... further work, in particular regarding the issues and questions raised at WG-EMM-16 and SC-CAMLR-XXXV. Here ... , the authors intend to update the Working Group on Fish Stock Assessment on the current state of the ... work carried out during the 2016/2017 intersessional period. Chapter 1 of this working group paper ...
Meeting Document : WG-FSA-17/29 : Author(s): K. Teschke, H. Pehlke and T. Brey
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DENSE STALKED CRINOID DOMINATED ASSEMBLAGES ON ADMIRALTY SEAMOUNT IN THE NORTHERN ROSS SEA (SSRU 881G): TWO POTENTIAL VMEs
knolls adjacent to the northwest and southeast of Admiralty Seamount (CCAMLR Subarea 88.1G) at 578-778 m ... Abstract: Dense assemblages of hyocrinid stalked crinoids (Echinodermata, Crinoidea, Hyocrinidae ... ,) a vulnerable marine ecosystem (VME) indicator taxon, were encountered at four sites on two isolated ... depths. The details of these encounters, utilizing occurrence and density from underwater video transects ...
Meeting Document : WG-EMM-11/10 : Author(s): C.D. Jones (USA), D.A. Bowden (New Zealand) and S. Schiaparelli (Italy)
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Status Report – Macquarie Island Toothfish Fishery
Abstract: At the recent CCAMLR Symposium held in Chile in May 2015, an issue that was discussed ... fisheries outside the CCAMLR Area. In response to the discussion at the Symposium Australia has compiled a ... background paper outlining Australia’s management of the subantarctic Macquarie Island toothfish fishery ... Conservation of Antarctic Marine Living Resources and the conservation measures adopted by the Commission. This ...
Meeting Document : CCAMLR-XXXIV/BG/19 : Author(s): Delegation of Australia
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Report of the South Georgia groundfish survey (Subarea 48.3) in January 2006
the N and NE of South Georgia. Fish in spawning condition (Stage IV) were found at the eastern end of ... the FPRV Dorada. Sixty-three random trawls were undertaken, with 12.3 tonnes of mackerel icesfish ... caught, which produced biomass estimates of between 91000 and 117000 tonnes. The catches were dominated ... by fish of 20-25 cm (putative 2+), but unusually large numbers of fish of ~ 50 cm were also caught to ...
Meeting Document : WG-FSA-06/51 : Author(s): M.A. Collins, C. Jones, J. Clark. S. Fielding, J. Slakowski, T. North, W. Reid and J. Watts (United Kingdom)