Search results
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An attempt to derive a composite index of abundance from acoustic surveys and fishery data
, the distribution of catch-per-fishing-time and krill density (measured acoustically) show similar forms. Search ... -per-fishing-time and krill density (measured acoustically) show similar forms. Search time could ...
Meeting Document : WG-Krill-94/14 : Author(s): R.P. Hewitt (USA), V. Marín (Chile) and D. Demer (USA)
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Estimation of the green weight of krill caught
forms and these suggest that certain parameter values may have been back-calculated. This may indicate ... forms and these suggest that certain parameter values may have been back-calculated. This may indicate ...
Meeting Document : WG-EMM-14/29 : Author(s): Secretariat
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Trade data analysis – Annual report of global toothfish trade data
forms with mean unit values of 24.03 US$/kg for imports and 23.40 US$/kg for exports. The data ... toothfish was most commonly traded as an unprocessed frozen product which could be in various forms ...
Meeting Document : CCAMLR-38/BG/09 : Author(s): CCAMLR Secretariat
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Uncertainty in standard sphere calibrations
(tungsten carbide (WC)- 33.2 mm or copper (Cu)- 30.5 mm), could cause corresponding variations in the system ... gains of 0.3, 0.2 and 1.5 dB, respectively. Additionally, system gain values calibrated with the 30.5 mm ... mm, Cu- 23.0 and 30.5 mm) in an anechoic tank. A calibrated hydrophone was used to measure ... to their theoretical counterparts. The TS measurements of the 30.5 and 23.0 mm Cu spheres and of the 38.1 mm WC sphere ...
Meeting Document : WG-EMM-95/70 : Author(s): Demer, D.A., Hewitt, R.P.
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Biotopic and spatial distribution of krill Euphausia superba Dana (Crustacea, Euphausiacea) length groupings in the Atlantic sector of Antarctic in summer 1984 and 1988
and the forth one is formed as a result of mixing of the groupings inhabiting different biotopes under ... , while the second and the third groupings are of local origin and the forth one is formed as a result ...
Meeting Document : WG-EMM-04/27 : Author(s): V.V. Lidvanov, A.V. Zimin, K.E. Shulgovsky (Russia)
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Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program
parameters. The paper is divided into four main parts. The first part develops the proposed method of forming ... . The paper is divided into four main parts. The first part develops the proposed method of forming summary ...
Meeting Document : WG-EMM-00/14 Rev. 1 : Author(s): W. de la Mare and A. Constable (Australia)
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Interannual variability of krill, salp and other zooplankton populations in the South Shetland Island area during Austral summer 1993–1998
Abstract: The summer 1998 AMLR field season followed late-forming but spatially extensive winter ... The summer 1998 AMLR field season followed late-forming but spatially extensive winter sea ice ...
Meeting Document : WG-EMM-98/50 : Author(s): V. Loeb, W. Armstrong, R. Hewitt (USA) and V. Siegel (Germany)
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BEACH DEBRIS SURVEY AND INCIDENCE OF ENTANGLEMENT OF ANTARCTIC FUR SEALS ARCTOCEPHALUS GAZELLA AT SIGNY ISLAND, SOUTH ORKNEY ISLANDS 2007/2008
were observed with neck collars formed from fisheries related debris. Beach surveys recovered a total ... with neck collars formed from fisheries related debris. Beach surveys recovered a total of 56 items weighing ...
Meeting Document : WG-FSA-08/26 : Author(s): M.J. Dunn and C.M. Waluda (UK)
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THE ROSS SEA ANTARCTIC TOOTHFISH FISHERY: REVIEW OF THE 3-YEAR EXPERIMENT AND DEVELOPMENT OF MEDIUM-TERM RESEARCH OBJECTIVES AND AN OPERATIONAL FRAMEWORK FOR THE FISHERY
objectives of the experiment. We then go on to summarise the operational changes which formed the framework ... of the experiment. We then go on to summarise the operational changes which formed the framework of the 3-year ...
Meeting Document : WG-FSA-08/50 : Author(s): Delegation of New Zealand
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Identification of important benthic areas for conservation – using shared data from the Domain 1 MPA planning process
according to habitat-forming features such as geomorphology and bathymetry. The core areas are primarily ... -forming features such as geomorphology and bathymetry. The core areas are primarily located west ...
Meeting Document : WG-EMM-16/35 : Author(s): M. Bristow, S. Grant, M. Santos and A. Capurro