Resultados de la búsqueda
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Population variability of biological parameters of penguins along the Antarctic Peninsula
parameters and factors affecting penguins biology along the Antarctic Peninsula is presented in order to ... contribute to the general knowledge of penguin biological variation, to generate a data baseline in the ... context of environmental changes such as climate change and human activity and to support the proposal of ... the Western Antarctic Peninsula protected marine area. The results show higher levels of immunological ...
Meeting Document : WG-EMM-2019/72 : Autor(es): A. Barbosa
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Otolith morphological analysis cannot distinguish Antarctic toothfish (Dissostichus mawsoni) stocks in the Southern Ocean
Abstract: Fourier shape analysis was used to study the morphology of sagittal otoliths of 383 ... classification accuracy of 73.19%. Principal component analysis revealed the accumulated contribution rate of 29 ... cannot distinguish the stock populations of D. mawsoni between Subareas 48.1, 48.6 and 88.1. Author(s ... analysis cannot distinguish Antarctic toothfish (Dissostichus mawsoni) stocks in the Southern Ocean ...
Meeting Document : WG-FSA-2019/59 : Autor(es): L. Wei, G.P. Zhu, T. Okuda, S. Parker, I. Slypko and S. Somhlaba
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Consultation on Secretariat catch and effort monitoring: Secretariat proposals arising from the feedback from Members
Abstract: Detailed responses to the consultation feedback are presented. The Secretariat proposes ... Members and providing transparency on data acquisition systems and the algorithms it uses for data ... validation and preparation. The Secretariat also proposes to strengthen its staffing support for Data ... from the feedback from Members Microsoft Word File: cc-xxxvii-bg-22.docx Approval: Approved ...
Meeting Document : CCAMLR-XXXVII/BG/22 : Autor(es): CCAMLR Secretariat
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Observer activities on Japanese krill fishing vessels in the CCAMLR Convention Area
CCAMLR Members, the actual catch has not increased, or can be described as decreasing, thus there is no ... . Although the increase of expected catch of krill notified in recent years has caused concerns among some ... urgent management concern related to krill fishery. In addition, CCAMLR XXV agreed “that the priorities ... ) determine the level of by-catch of larval finfish, and (iii) better understand the occurrence of warp-strike ...
Meeting Document : CCAMLR-XXVI/BG/41 Rev. 1 : Autor(es): Delegation of Japan
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Annual report of research fishing operations at Division 58.4.4b in the 2018/19 fishing season
Abstract: This paper represents the annual report of the multi-member longline survey on ... Patagonian toothfish (Dissostichus eleginoides) at Division 58.4.4b in the 2018/19 fishing season by Japan ... and France. The C2 and Observer data sets were provided by the CCAMLR Secretariat on the 7th August ... , 2019. In this paper, the data set during current fishing season (2018/19) was used for reporting the ...
Meeting Document : WG-FSA-2019/65 : Autor(es): Delegations of Japan and France
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Proposal to allow daytime setting of longlines between 15 and 30 April in the Patagonian toothfish longline fishery in CCAMLR Statistical Division 58.5.2
both of the longline vessels that operate in this fishery and in several seasons, and that no birds ... Abstract: This paper summarises historic effort and seabird bycatch during the pre-season ... extension period (15–30 April) in the Patagonian toothfish longline fishery in CCAMLR statistical division ... 58.5.2. It notes that significant fishing effort has occurred in the pre-season extension period, by ...
Meeting Document : WG-IMAF-11/07 : Autor(es): I. Hay (Australia)
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AGREEMENT ON THE CONSERVATION OF ALBATROSSES AND PETRELS – REPORT TO AD HOC WG-IMAF
Abstract: The Agreement on the Conservation of Albatrosses and Petrels held the Third Session of ... its Meeting of the Parties from 27 April – 1 May 2009. Key outcomes of relevance to the Ad Hoc WG-IMAF ... were the adoption of the Advisory Committee’s Work Programme for 2010-2012 and the granting of approval ... for the ACAP Secretariat to enter into a Memorandum of Understanding with CCAMLR. The proposed MoU has ...
Meeting Document : WG-IMAF-09/17 : Autor(es): Submitted by ACAP
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Methodological aspects of the International Synoptic Krill Survey in Area 48, 2019
Abstract: The effect of differences in the methodology used for the CCAMLR 2000 krill acoustic ... survey and the 2019 synoptic survey were considered. These were 1) the effect of acoustic surveying at ... night, 2) differing trawl selectivity between the vessels that participated in the survey, and 3) the ... effect of krill discrimination method. Surveying during the day only produced a 6% increase in the ...
Meeting Document : SG-ASAM-2019/10 : Autor(es): G. Macaulay, G. Skaret, T. Knutsen and B. Krafft
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A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2018 random stratified trawl survey
Abstract: The annual random stratified trawl survey was undertaken in Division 58.5.2 in the ... , abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ... Generalized Yield Model). The 2018 survey showed a large 2+ cohort in the population. Catches of 443 t in the ... 2018/19 season and 320 t in the 2019/20 season respectively satisfied the CCAMLR decision rules. Author ...
Meeting Document : WG-FSA-18/56 : Autor(es): D. Maschette and D. Welsford
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Tracer trajectories from the western shelf of South Georgia: ship displacement data
Abstract: Corrected ships heading data were used to calculate drift data for the shelf area to ... the west of South Georgia. The data were collected over a six-week period during 1986. A distance ... weighted interpolation was used to obtain tracer trajectories in this irregular data grid. The vector field ... is complex with no simple flow field. These data include a lot of complex process interactions ...
Meeting Document : WS-Flux-94/10 : Autor(es): E.J. Murphy, I. Everson and C. Goss (United Kingdom)