Resultados de la búsqueda
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KRILL FISHERY REPORT: 2011 UPDATE
and Poland have fished for krill in Area 48. The total catch reported to May 2011 was 110949 t, most ... for the season falls in the range 153000-214000 t. In 2009/10, 10 vessels fished for krill in Area 48 ... predominantly in Subarea 48.2, notably 48444 t from SOW (South Orkney West). The catches of krill reported from ... SSMUs APBSE, APBSW and APW in 2009/10 were the highest catches reported from those SSMUs in the history ...
Meeting Document : WG-EMM-11/05 : Autor(es): Secretariat
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DISCRIMINATION OF ENVIRONMENTAL VARIABLES THAT INFLUENCE THE CATCH PER UNIT EFFORT: THE CASE OF THE ANTARCTIC KRILL FISHERY
standardization process consisting of isolating all those exogenous factors from temporal variations in abundance ... from the CPUE time-series. These exogenous factors include those generated by modifications in fishery ... vessel efficiency, variations in fishing strategies, and environmental fluctuations. The selection of the ... the environmental effects vary on different temporal scales in autocorrelated and non-random manners ...
Meeting Document : WG-EMM-11/P3 : Autor(es): J.C. Quiroz, R. Wiff, M.A. Barrientos and F. Contreras
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Note sur l'étude d'évaluation de l'impact des pêcheries sur les populations de pétrels à menton blanc Procellaria aequinoctialis et de pétrels gris Procellaria cinerea aux îles Crozet et Kerguelen
between 1983 and 2004, with the main cause being changes in environmental variables. Nevertheless, the ... decrease in the population was more marked as a result of previous levels of incidental mortality. At ... present, the level of mortality of white-chinned petrels in Subarea 58.6 has not reached the critical ... mortality of white-chinned petrels in Division 58.5.1 have probably had a negative effect on the population ...
Meeting Document : SC-CAMLR-XXVI/BG/22 : Autor(es): Délégation française
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Beach debris survey Signy Island, South Orkney Islands, 2002/03
1994/95 (an increase of 38% and 7% since 2001/02 respectively). There was an increase in the number of ... continued the change in trend that began last season in what had otherwise been a declining trend since 1993 ... /94. Such a continued increase in the number of these packaging bands found indicates that the ban on ... their use aboard fishing vessels brought into force by CCAMLR in 1995/96 has yet to prove entirely ...
Meeting Document : SC-CAMLR-XXII/BG/12 : Autor(es): Delegation of the United Kingdom
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Trends of Antarctic fur seal population at SSSI No. 32, Livingston Island, South Shetlands, Antarctica
Abstract: We update in this paper the previously reported model for the Antarctic fur seal ... developed at Cape Shirreff during 1998/99, but we could not census the San Telmo Islets. In this regard, we ... had to model the population at the latter site, in order to have a complete estimate of the population ... . From this, we estimated an overall increase of 17% in the total population, including in this figure a ...
Meeting Document : WG-EMM-99/16 : Autor(es): R. Hucke-Gaete, D. Torres, A. Aguayo, J. Acevedo and V. Vallejos (Chile)
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Potentially commercial invertebrates on Ob Bank: Moroteuthis ingens (Oegopsida) and Paralomis aculeata (Anomura) (Division 58.4.4)
, they have not been fished nor any fishable aggregations of them detected to date in the CCAMLR ... Convention Area. The squid Moroteuthis ingens has been constantly present in bottom trawl catches on Ob Bank ... during aimed fishery for Lepidonotothen squamifrons. At maximum, the proportion of squid in the total ... catches exceeded half of the catch, reaching 1310 kg per hour of trawling. All the squid were in ...
Meeting Document : WG-FSA-96/15 : Autor(es): Pshenichnov, L.K.
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Age determination of the Antarctic fishes Champsocephalus gunnari and Notothenia rossii from South Georgia
Abstract: Foremost in the elucidation of accurate population dynamics parameters in fish is a ... , including mortality, population age structure, and changes in individual growth. Most investigations have ... used annual rhythmic deposition in calcified tissues as time marks but, due ts the lack of distinct ... periodicity in Antarctic hydrographic conditions, age determination of Antarctic fish has proven to be ...
Meeting Document : SC-CAMLR-VI/BG/43 : Autor(es): R. Radtke (USA)
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Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models
Abstract: An important management objective for CCAMLR in the high seas region of the Antarctic ... , and interpret. In general, the results of the simulations suggested that management action of areal ... closures in the Ross Sea region are likely to result in an improved outcome over scenarios where there was ... changes in the distribution of future fishing may result in alternative impacts or how different ...
Meeting Document : WG-SAM-10/19 : Autor(es): A. Dunn, S.J. Parker and S. Mormede (New Zealand)
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Slow recovery of previously depleted demersal fish at the South Shetland Islands, 1983–2010
closed this fishery in 1990. We report changes in size and abundance of the commercially exploited ... declined from 1983 to 1991, and an increase in mean size during 1983-84 is consistent with weak cohorts ... stability (1992-1994), a sharp increase in length and a continued decline in relative abundance indicated ... period showed no change in modal size or mean length of the fish. We relate these patterns to the fishery ...
Meeting Document : WG-FSA-12/P01 : Autor(es): E.R. Marschoff, E.R. Barrera-Oro, N.S. Alescio and D.G. Ainley
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Propuesta para establecer un Área Marina Protegida en la región del Mar de Ross
(Commission or CCAMLR) of a marine protected area (MPA) in the Ross Sea Region (“Ross Sea Region Marine ... Protected Area”). First submitted at CCAMLR XXXI in October 2012 and again at CCAMLR SM-II in July 2013 ... MPA proposal at the recent meetings of the Scientific Committee and Commission in Bremerhaven in July ... revisions are changes to the proposed MPA boundaries in the areas of the northern seamounts and Scott ...
Meeting Document : CCAMLR-XXXII/27 : Autor(es): Delegations of New Zealand and the USA