Resultados de la búsqueda
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Possible causes of variation of Champsocephalus gunnari vertical and horizontal distribution
inaccessible for fishing. Conduction of census surveys during this period is pointless. In spring, during ... feeding period, they form aggregations near bottom thus being available for harvesting just at the ... beginning of this period (September). Data on stock assessment collected during accounting survey are good ... enough, however, this season is far from suitable for accounting surveys because of severe ice conditions ...
Meeting Document : WAMI-01/08 : Autor(es): Zh.A. Frolkina and S.M. Kasatkina (Russia)
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Fishes caught along with the Antarctic krill in the vicinity of the South Shetland Islands during the austral summer months of 1994
Abstract: Observations on abundance of by-catch fishes were made during the austral summer months ... of 1994 (from January 12 to February 18) on board F/V Niitaka Maru in the north of the South Shetland ... Islands. Among 99 net hauls examined, a total of 77 specimens of fishes belonging to 13 species were found ... abundant (26 individuals) and most common species (found at 11 hauls). Juvenile and postlarval ...
Meeting Document : WG-Krill-94/25 : Autor(es): T. Iwami (Japan)
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An initial analysis of data provided from the deployment of scientific observers in the krill fishery
approach analysis on the other hand revealed the distribution of variance in krill length at different ... Abstract: An analysis of the observer data provided from the krill fishery was undertaken using a ... range of complementary methods of data quality control and variance investigation. A sample pooling ... variability in krill length due to seasons, months and areas and this allowed estimates of variance ...
Meeting Document : WG-EMM-12/60 : Autor(es): S. Thanassekos (CCAMLR Secretariat), S. Candy (Australia), E. Appleyard (CCAMLR Secretariat), S. Kawaguchi (Australia) and K. Reid (CCAMLR Secretariat)
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Results of Phase I and II of the research program for toothfish fishery in Subarea 88.3 during the 2010/11–2011/12 seasons
Abstract: In 2011 and 2012 in Subarea 88.3 research fishing of toothfish has been conducted by ... YugNIRO (Kerch, Ukraine). Totally, during the work period 44 longlines were set at a depth from 625 to ... 2336 m. Total number of set hooks amounted 171096. In 2011 research fishing covered SSRU B, C and D ... research fishing data contributes to the achievement of the main objectives of research for the data-poor ...
Meeting Document : WG-SAM-12/05 : Autor(es): A.F. Petrov, V.A. Tatarnikov, K.V. Shust, I.I. Gordeev, E.F. Kulish (Russia)
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STANDING STOCK, SPATIAL DISTRIBUTION, AND BIOLOGICAL FEATURES OF DEMERSAL FINFISH FROM THE 2009 U.S. AMLR BOTTOM TRAWL SURVEY OF THE SOUTH ORKNEY ISLANDS (SUBAREA 48.2)
the northwest sector of the shelf area. The highest densities of demersal finfish occurred at stations ... Abstract: A random depth stratified bottom trawl survey of South Orkney Islands (CCAMLR Subarea ... season. Detailed information is presented for several of the most abundant demersal finfish species ... biomass within the 500 m isobath of South Orkney Islands. Spatial distribution of standardized finfish ...
Meeting Document : WG-FSA-09/19 : Autor(es): C.D. Jones (USA) and K.-H. Kock (Germany)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2018 – Reflection on the recommendations by WG-EMM-17 and SC-CAMLR-XXXVI
questions raised at WG-EMM-17 and SC-CAMLR-XXXVI with respect to the WSMPA proposal (SC-CAMLR-XXXVI, Annex 6 ... , §§ 5.1-5.14). Chapter 1 reflects on the recommendations concerning the suitability of some data layers ... for Marxan analyses, such as the data layer representing the distribution of Antarctic krill larvae ... suitability of the cost layer developed for the WSMPA Marxan analysis (SC-CAMLR-XXXVI, Annex 6, §§ 5.10 and ...
Meeting Document : WS-SM-18/13 : Autor(es): K. Teschke, H. Pehlke and T. Brey
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New corrections factors for the quantification of fish represented in pellets of the blue-eyed shag Phalacrocorax atriceps
cast) of the blue-eyed shag or imperial cormorant Phalacrocorax atriceps collected throughout the ... breeding season at Nelson Island, South Shetland Islands. This allowed to estimate correction factors ... necessary for the quantification of fish represented in pellets. These factors were obtained for Notothenia ... corrections factors for the quantification of fish represented in pellets of the blue-eyed shag Phalacrocorax ...
Meeting Document : WG-EMM-95/83 : Autor(es): Silva, P., Casaux, R., Favero, M., Barrera-Oro, E.
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Notes on the use of virtual population analysis for stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons
Abstract: Following on from the apparent failure to satisfactorily assess the status of the C ... . gunnari population in Subarea 48.3 at WG-FSA-91 using VPA, attempts were made to re-work the analysis ... , dominated in recent years by the 1987 year class (1 year olds in 1988), was quite robust, despite the use of ... various combinations of survey and cpue indices for tuning. According to the VPA the population in 1991/92 ...
Meeting Document : WG-FSA-92/27 : Autor(es): G. Parkes (United Kingdom)
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Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for the Establishment of a Marine Protected Area in the Western Antarctic Peninsula- South Scotia Arc
and Argentina at CCAMLR XXXVII. It also addresses the outstanding issues raised by Members during the ... last meeting of the Scientific Committee (Hobart, 2018). This document provides detailed information ... concentration. The specific changes made to the D1MPA model are described. Author(s): Delegations of Argentina ... and Chile Title: Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for ...
Meeting Document : SC-CAMLR-38/BG/03 : Autor(es): Delegations of Argentina and Chile
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Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for the Establishment of a Marine Protected Area in the Western Antarctic Peninsula – South Scotia Arc
and Argentina at CCAMLR XXXVII. It also addresses the outstanding issues raised by Members during the ... last meeting of the Scientific Committee (Hobart, 2018). This document provides detailed information ... concentration. The specific changes made to the D1MPA model are described. Author(s): Delegations of Argentina ... and Chile Title: Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for ...
Meeting Document : CCAMLR-38/BG/22 : Autor(es): Delegations of Argentina and Chile