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CCAMLR

Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. Descriptive analysis of acoustic data collected during the 2003 exploratory fishery for toothfish in the Ross Sea

    conducting acoustic surveys for toothfish and rattails in the Ross Sea. Acoustic data were collected during ... bottom echo caused by too high a ping rate. All line recordings were in water over 1000 m deep. Because ... avoided with the use of a towed acoustic system. Two types of pelagic layers were present in most acoustic ... and 800 m. Pelagic schools were also present in some recordings and these tended to occur at 150–400 m ...

    Meeting Document : WG-FSA-03/28 : Autor(es): R.L. O’Driscoll and G.J. Macaulay (New Zealand)

  2. Relationships between distribution of two euphausiid species and oceanographic characteristics in the Ross Sea (January–February 2000)

    , devoted to study two krill species (Euphausia superba and Euphausia crystallorophias), was carried out in ... identifying main water masses and oceanographic features. Acoustic data were processed in order to distinguish ... first time a detailed description of the krill distribution in the Ross Sea area related to ... crystallorophias one. The first species was almost exclusively present in the northern area, interesting only a ...

    Meeting Document : WG-EMM-02/38 : Autor(es): A. Russo, M. Azzali, E. Biffi, G. Lanciani and E. Paschine (Italy)

  3. Seabird mortality in the longline fishery for Patagonian toothfish at the Prince Edward Islands: 1996–1997

    Prince Edward Islands in October 1996, but unsanctioned fishing commenced some months before this date ... the estimated 3.8 million hooks set by permit-holders in the South African Exclusive Economic Zone ... hooks were found in birds or in bird pellets on Marion Island during 1996-97. Almost all birds killed ... were breeding adults, and there was a significant bias towards males in at least three species. More ...

    Meeting Document : WG-FSA-97/51 : Autor(es): Boix-Hinzen, C., Enticott, J.W., Ryan, P.G., Wanless, R., Purves, M., Nel, D.C.

  4. SOME POSSIBLE MODIFICATIONS TO CEMP STANDARD METHODS A3A, A3B AND A9 TO ALLOW GREATER FLEXIBILITY IN THE COLLECTION AND INTERPRETATION OF BREEDING POPULATION COUNT DATA

    Abstract:  At WG-EMM-09 the Working Group noted that the photographic method used in WG-EMM-09/38 ... ). This paper reviews aspects of Methods A3a, A3b and related A9 (breeding chronology) in the most recent ... version of the CEMP Standard Methods that are relevant to this proposal, outlines some difficulties in the ... greater flexibility in the collection and interpretation of penguin breeding population counts. Author(s ...

    Meeting Document : WG-EMM-11/38 : Autor(es): C. Southwell (Australia)

  5. Fish in the diet of the blue-eyed shag Phalacrocorax atriceps at the South Shetland Islands: six years of monitoring studies

    Abstract:  In this document we inform on the results of six years monitoring changes in the diet ... gibberifrons and Notothenia rossii, species of particular interest for CCAMLR. Notothenia rossii appeared in ... the diet of this bird in the lasts years and the importance of G. gibberifrons fluctuated without ... . Author(s):  Barrera-Oro, E., Casaux, R. Title:  Fish in the diet of the blue-eyed shag Phalacrocorax ...

    Meeting Document : WG-EMM-96/31 : Autor(es): Barrera-Oro, E., Casaux, R.

  6. Revision of icefish (C. gunnari) stock estimate in the South Georgia area on the basis of the Russian trawl-acoustic survey 2002

    Abstract:  Revision of icefish (С.gunnari) stock estimate in South Georgia Area was caused by ... for target strength estimates using in situ measurement data; the combination of trawl and acoustic ... icefish target strength estimated obtained from in situ measurement data by bootstrap-method and biomass ... estimates and its statistical characteristics. Major sources of uncertainties in icefish stock estimates and ...

    Meeting Document : WG-FSA-SAM-04/10 : Autor(es): Gasyukov, P.S., Kasatkina, S.M.

  7. Considerations for research plan design and implementation in data-poor fisheries

    of research plans in data poor fisheries submitted under CMs 21-02 and 24-01 in 2011 and in 2012. We ... biological risks arising from uncertainty in the research implementation process. Author(s):  S.J. Parker, B ... implementation in data-poor fisheries Approval:  Approved ...

    Meeting Document : WG-SAM-13/37 : Autor(es): S.J. Parker, B. Sharp, A. Dunn (New Zealand) and K. Taki (Japan)

  8. Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.4

    . eleginoides) in Subarea 48.4. The assessment data are updated with the observations for the 2017/18 season and ... the data weighting method revised to be consistent with those applied in other CCAMLR assessment model ... fits. Stock projections indicate that the stock was at 67% of B 0 in 2018/19 and that a yield of 27 ... tonnes in 2019/20 and 2020/21 is consistent with the application of the CCAMLR harvest control rule ...

    Meeting Document : WG-FSA-2019/29 : Autor(es): T. Earl and E. MacLeod

  9. Downward adjustments to local catch limits for the krill fishery in Subarea 48.1

    adjustments to local catch limits for the krill fishery in Subarea 48.1.  We use the term local catch limit to ... the gSSMUs defined in another compilation of vignettes (AERD 2016a, pp. 3-13).  We propose downward ... krill fishery in Subarea 48.1 (see Watters et al. 2016).  Our proposal to make downward adjustments is ... crèche can predict poor recruitment; when the chicks in a cohort crèche at a relatively young age, cohort ...

    Meeting Document : WG-EMM-16/46 : Autor(es): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries

  10. Cruise Report – Research Project: Demersal finfish distribution, abundance, and their biological characteristics in Statistical Subareas 48.1 (northern area) and 48.2

    48.2 (South Orkney Island). The sampling stations were set in approximately the same geographical ... ). As a result of nearing the maximum research catch specified in Subarea 48.1 (95% of authorized ... proposed stations completed (n=13). In Subarea 48.2, we were unable to complete the planned number of ... resulted in a very low sample size with which to estimate standing stock biomass, and thus results ...

    Meeting Document : WG-SAM-18/25 : Autor(es): Delegation of Chile

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Correo electrónico: ccamlr [at] ccamlr [dot] org
Teléfono: +61 3 6210 1111
Facsímil: +61 3 6224 8744
Dirección: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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Recent and Upcoming Meetings

  • WG-FSA-2025
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