Search results
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Moving towards a new era in ecosystem-based krill fishery management
) 51-07. SC-CAMLR agrees on the need to conduct subarea or finer scale stock assessments on a regular ... ; 3) ensuring a method for bycatch reporting at 2-hour intervals in the continuous mid-water trawl ... in the continuous mid-water trawl fishing gear. SC-CAMLR organizes a technical workshop to undertake ... a comprehensive review of CEMP, considering the growing ecosystem monitoring requirements of CCAMLR ...
Meeting Document : SC-CAMLR-38/BG/22 : Author(s): Submitted by ASOC
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Krill biomass estimates for two survey boxes to the north east and north-west of South Georgia in January 1996: the beginning of a five-year monitoring program
James Clark Ross using a Simrad EK500 echo-sounder operating at 38, 120 and 200 kHz. These surveys were ... the first in a new five-year British Antarctic Survey programme initiated in part to monitor inter ... the north of Bird Island, within a foraging area of prime importance for breeding krill predators ... at night net hauls were carried out at a location toward the centre of the previous pair of transects ...
Meeting Document : WG-EMM-96/18 : Author(s): Watkins, J.L., Murray, A.W.A., Brierley, A.S.
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Preliminary assessment of mackerel icefish, Champsocephalus gunnari, in Subarea 48.3 using a length based population dynamics modelv
Abstract: A length-based projection model is used to estimate catch limits for the 2011/12 ... of the harvest control rule ensuring 75% escapement after a two year projection period yielded a ... , Champsocephalus gunnari, in Subarea 48.3 using a length based population dynamics modelv Approval: Approved ...
Meeting Document : WG-FSA-11/30 Rev. 1 : Author(s): R.E. Mitchell and S.M. Martin (United Kingdom)
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Timescale of ovarian maturation in Notothenia coriiceps (Richardson); evidence for a prolonged adolescent phase
Abstract: Ovarian maturation in Notothenia coriiceps is known to include a period during which ... for about one year. The results from a two year study at Signy Island indicate that this adolescent ... accompanied by a failure to spawn and an alternative where fecundity is controlled by the number of small ... Notothenia coriiceps (Richardson); evidence for a prolonged adolescent phase Approval: Approved ...
Meeting Document : WG-FSA-93/26 : Author(s): Inigo Everson (United Kingdom)
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A re-analysis of the Kerguelen Shelf and Skiff Bank stocks of Champsocephalus gunnari
-frequency data for the years 1981 to 1990. Cohort analysis yielded a Stock Biomass of 22 711 tonnes in 1988 ... for the Age 2 Kerguelen Shelf stock, an order of magnitude lower than that calculated from a biomass ... survey in 1988 by the USSR. This biomass is consistent with that from previous cohorts and indicates a ... (Secretariat) Title: A re-analysis of the Kerguelen Shelf and Skiff Bank stocks of Champsocephalus gunnari ...
Meeting Document : WG-FSA-90/17 : Author(s): G. Duhamel (France) and D.J. Agnew (Secretariat)
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A Comparison Between Age Determinations of the Antarctic Fish Notothenia gibberifrons Lönnberg Using Scales and Otoliths
gibberifrons. When interpreted separately, only 25% of scale and otolith readings agreed. When a scale and ... otolith from a single simultaneously, 75% of readings agreed. of otolith readings changed between specimen ... otoliths. Author(s): R. Coggan (United Kingdom), K. Skora (Poland), A. Murray and M. White (United Kingdom ... ) Title: A Comparison Between Age Determinations of the Antarctic Fish Notothenia gibberifrons Lönnberg ...
Meeting Document : WG-FSA-89/13 : Author(s): R. Coggan (United Kingdom), K. Skora (Poland), A. Murray and M. White (United Kingdom)
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Estimation of the 2011 catch limit for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 using a length-based population dynamics model
Abstract: A length based projection model is employed to estimate catch limits for the 2011/12 ... . Application of the harvest control rule ensuring 75% escapement after a two year projection period yielded a ... Subarea 48.3 using a length-based population dynamics model Approval: Approved ...
Meeting Document : WG-FSA-10/37 : Author(s): C.T.T. Edwards, R.E. Mitchell, J. Pearce and D.J. Agnew (UK)
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Trends in bird and seal populations as indicators of a system shift in the Southern Ocean
organisms. The Southern Ocean plays a critical role on global climate and there is growing evidence of ... a time lag of 2–9 years with temperatures, the population size of most seabirds and seals monitored ... . These changes, together with the indications of a simultaneous decrease in secondary production in sub ... -Antarctic waters and the reduction of sea-ice extent further south, indicate that a major system shift has ...
Meeting Document : WG-EMM-03/53 : Author(s): H. Weimerskirch, P. Inchausti, C. Guinet and C. Barbraud (France)
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A proposal to report marine casualties to CCAMLR
flag vessels operating in the Convention Area) to require an investigation in the event of a very ... serious marine casualty¹ involving a fishing vessel². Such investigation will result in the preparation of ... a report to be shared with the Commission. The proposal is consistent with Article 94(7) of the ... ” would mean accidents or events caused by or involving a vessel that result in total loss of the ship ...
Meeting Document : CCAMLR-XXX/24 : Author(s): Delegations of the USA and New Zealand
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DEVELOPING A ‘BEST AVAILABLE SCIENCE’ BATHYMETRIC DATA FRAMEWORK FOR FISHERIES MANAGEMENT IN THE ROSS SEA
available science” bathymetric data for the Ross Sea region along with a set of spatial tools in the form of ... computer scripts that provide a transparent and citable method to derive standard summary statistics for ... . Currently, we have obtained publically available bathymetric data sources, created a spatial database, and ... . Parker, S.M. Hanchet, B. Wood and A. Dunn (New Zealand) Title: DEVELOPING A ‘BEST AVAILABLE SCIENCE ...
Meeting Document : WG-FSA-09/38 : Author(s): S.J. Parker, S.M. Hanchet, B. Wood and A. Dunn (New Zealand)