Résultats de la recherche
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An attempt to derive a composite index of abundance from acoustic surveys and fishery data
Abstract: Maps of krill (Euphausia superba) density derived from acoustic survey data and the ... distribution of fishing effort in the Chilean krill fishery indicate an area of high krill density wrapping ... around the northwestern end of Elephant Island during the austral summer of 1992. In this area, the ... distribution of catch-per-fishing-time and krill density (measured acoustically) show similar forms. Search ...
Meeting Document : WG-Krill-94/14 : Auteur(s): R.P. Hewitt (USA), V. Marín (Chile) and D. Demer (USA)
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Bycatch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)
Abstract: A final report of scientific observations conducted aboard the Japanese krill fishing ... vessel Chiyo Maru No. 2 was presented to the first meeting of WG-EMM. The WG-EMM welcomed the report but ... . This manuscript presents a brief reanalysis of the bycatch data collected onboard the Chiyo Maru No. 2 ... ; means and variances are calculated according to the methods of Aitchison (1955) and Pennington (1983 ...
Meeting Document : WG-FSA-95/40 Rev. 1 : Auteur(s): Watters, G.
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Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector
Abstract: Some biological peculiarities of E. carlsbergi from the Antarctic and notal areas of ... the Southern Ocean Atlantic sector have been studied on the basis of the data for 1987-1989. Mean ... length of fish from the Antarctic area increased while drifting eastward in the Antarctic circumpolar ... current waters. Fish specimens from 62 to 97 mm long were registered in catches. About 95% of specimens ...
Meeting Document : WG-FSA-90/21 : Auteur(s): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)
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Proposal for an extension to the mark-recapture experiment to estimate toothfish population size in the South of Subarea 48.4
Abstract: A three‐year tagging study in the South of Subarea 48.4 was initiated in the 2008/09 ... fishing season with the aims of providing the data required for assessments of the population structure ... , size, movement and growth of both Dissostichus eleginoides and Dissostichus mawsoni in the South of ... 48.4; A total of 186 D. eleginoides and 202 D. mawsoni were tagged and released in 2010, leaving a ...
Meeting Document : WG-FSA-10/40 : Auteur(s): J. Roberts and D. Agnew (UK)
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Analysis of spatial and temporal structure in long-term krill fishery in the Area 48 and its relation to climate variability
Abstract: The authors analyzed the influence of climate changes on space-time dynamic of ... Antarctic krill fishery in the Area 48 using the CCAMLR fishery data and time series of ААО induces ... (Antarctic Oscillation Index) as the indication of climate variability. Here we used the methods of the ... integrated ecosystem assessment used by ICES and the modern de-nosing data methods. The influence of climate ...
Meeting Document : WG-EMM-12/50 : Auteur(s): P. Gasyukov and S. Kasatkina (Russia)
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Analysis and modelling of the Soviet Southern Ocean krill fleet
Paper Title: Analysis and modelling of the Soviet Southern Ocean krill fleet Abstract ... / Description: The first part of this document contains an analysis of data pertaining to the Soviet krill ... fleet. The data base consists of the records of 12 different cruises by 8 different research vessels ... between 1981 and 1984. The data are analyzed according to operational characteristics of the fishing ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 127–235 : Auteur(s): Mangel, M.
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The case for including the Ross Sea continental shelf and slope in a Southern Ocean network of marine protected areas
marine ecosystem. This paper summarizes the case for including the Ross Sea within CCAMLR’s network of ... Abstract: Both the Convention for the Conservation of Marine Living Resources (CCAMLR) and the ... Environmental Protocol to the Antarctic Treaty provide for the establishment of marine protected areas (MPAs ... ) for purposes of scientific study and to conserve unique features and components of the Antarctic ...
Meeting Document : CCAMLR-XXIX/BG/26 : Auteur(s): ASOC Observer
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Estimating standing stock of krill using maximum entropy
Paper Title: Estimating standing stock of krill using maximum entropy File: 10everson.pdf ... standing stock of krill using maximum Entropy Inigo Everson Environmental Science Research Centre ... . (2006) describes a maximum entropy image reconstruction (MaxEnt) of the krill distribution using data ... stock of krill in the area and compare it with the estimate using the Jolly and Hampton (1990) method ... offers a better estimate of standing stock because it takes account of spatial structure. Whilst it is ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 193 : Auteur(s): Everson, I
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Age validation of juvenile Notothenia rossii at Potter Cove, South Shetland Islands, using mark-recapture data
Abstract: Among all validation methods of age determination in fish, release of known age and ... principle of annual deposition of an annulus in scales and otoliths. Of 132 juvenile specimens (TL = 22.1 ... after periods of 1–13 months. In scales of five specimens recovered after 10–13 months, one extra ... annulus was laid down, exhibiting an additional winter zone of closely spaced sclerites. Consistently, the ...
Meeting Document : WG-FSA-13/P01 : Auteur(s): E. Moreira, E. Barrera-Oro and M. La Mesa
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Chapter 7: Organisation and business practices of CCAMLR
of managing the business of the Scientific Committee through an informal executive group be ... and conduct of business in the Scientific Committee and its working groups. (paragraphs 72 to 75 ... Commission Bureau be established involving the Scientific Committee Chair, the chairs of the standing ... committees and the Chair and Vice-Chair of the Commission, which, along with the newly established Scientific ...
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