Resultados de la búsqueda
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Multiyear changes in distribution and abundance of Salpa thompsoni in the Western Antarctic Peninsula region
Abstract: The most common and widespread salp in the Southern Ocean is Salpa thompsoni. It is ... characterized by a circumpolar distribution and its appearance is clearly associated with the occurrence of the ... Antarctic Circumpolar Current (ACC). This area of the Southern Ocean is characterized by a relatively low ... productivity and high water temperature. In recent years the expansion of distribution range of this ...
Meeting Document : WG-EMM-16/75 : Autor(es): A. Panasiuk, A. Słomska, J. Wawrzynek, M. Konik and A. Weydmann
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Revised plan of research program of the Ukraine in Subarea 48.2 in 2017 (third season)
Abstract: The third year research plan of Ukraine in subarea 48.2 by the fishing vessel SIMEIZ is ... provided. The survey design remains the same as in the second (2016) year. Ukraine proposes to divide the ... stock (the catch limit) in the researched area on two blocks – Northern and Southern, in order to reach ... maximum coverage of the subarea by the research stations. Author(s): Delegation of Ukraine Title ...
Meeting Document : WG-FSA-16/49 : Autor(es): Delegation of Ukraine
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Spatial distribution and swarm characteristics of Antarctic krill around the South Shetland Islands
Abstract: The spatial distribution and swarm characteristics of Antarctic krill were studied ... using the swarm-based method established in SG-ASAM-17. Acoustic data were collected from the FV Fu Rong ... 2013, March 2015, January 2016 and February 2018 around South Shetland Islands. The swarm ... , thickness and length of swarms were estimated from the 120kHz data. The full spatial distributions of ...
Meeting Document : WG-EMM-18/42 : Autor(es): X. Yu, X. Wang and X. Zhao
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Full steam ahead for the Polar Code – developing safety measures for fishing vessels and implementation of marine mammal avoidance measures
Abstract: This paper provides a brief update on progress by the International Maritime ... Organization (IMO) on the development of safety measures for non-SOLAS vessels including fishing vessels, and ... considers current discussions on the implementation of marine mammal avoidance measures under the Polar Code ... . ASOC calls on the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) and ...
Meeting Document : CCAMLR-XXXVII/BG/35 : Autor(es): Submitted by ASOC
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The relationship between sea-ice cover and Adélie penguin reproductive performance at Béchervaise Island
Abstract: The relationship between Adélie penguins and ice is undeniable, with ice influencing ... penguin populations through a variety of processes operating at different spatial and temporal scales. The ... Smith et al. (1999) conceptual model of Adélie penguin population growth incorporates the relationship ... between sea-ice and penguin populations based on data from multiple sites to predict the likely outcome of ...
Meeting Document : WG-EMM-07/21 : Autor(es): L. Emmerson and C. Southwell (Australia)
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Information on krill in reports from the CCAMLR scheme of international observation and its utility for management
Abstract: A preliminary analysis of the 32 reports submitted under the CCAMLR Scheme of ... International Observation revealed that there are a number of inconsistencies in the information being reported ... information is reported from seasons other than winter. The areas being observed are heavily biased to Sub ... operational procedures are reported sporadically and inconsistently. Similarly, because of the differences in ...
Meeting Document : WG-EMM-07/22 : Autor(es): J. Foster, S. Nicol and S. Kawaguchi (Australia)
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A conceptual model of the krill fishery
Abstract: The behaviour patterns of Japanese krill fishery vessels in Area 48 were analysed using ... questionnaires on the reasons why the vessel changed their fishing grounds, which were sent out to of the ... Japanese fishing vessel since the 1989/90 fishing season. Among many reasons for changing fishing grounds ... , krill density, krill, size, ice condition, transshipment, and salp-by catch accounted for 95.6% of the ...
Meeting Document : WG-EMM-04/51 : Autor(es): S. Kawaguchi, S. Nicol (Australia), K. Taki and M. Naganobu (Japan)
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Estimation of natural mortality using catch-at-age and aged mark-recapture data: a simulation study comparing estimation for a model based on the Baranov equations versus a new mortality equation
other model parameters in integrated assessments via CASAL for the Heard and McDonald Islands (HIMI ... R. Both use the same Poisson likelihood for annual number of recaptures by age class, and both model ... the age-structured population for each fishing year by annual recursive use of difference equations ... (ODE) for within-year population dynamics. The difference in the models derives from differences in ...
Meeting Document : WG-SAM-10/11 Rev. 1 : Autor(es): S.G. Candy (Australia)
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2012/13
Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... subareas, where stock assessment should be carried out. In spite of hard ice conditions during most of the ... time of the year, this large water area is very similar with the Ross Sea. This similarity, which could ... be found in geographical location, bathymetric profile and current system, highlight the Weddell Sea ...
Meeting Document : WG-SAM-12/04 : Autor(es): A.F. Petrov, V.A. Tatarnikov and I.I. Gordeev (Russia)
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2012/13
Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... subareas, where stock assessment should be carried out. In spite of hard ice conditions during most of the ... time of the year, this large water area is very similar with the Ross Sea. This similarity, which could ... be found in geographical location, bathymetric profile and current system, highlight the Weddell Sea ...
Meeting Document : WG-FSA-12/12 : Autor(es): A.F. Petrov, V.A. Tatarnikov and I.I. Gordeev (Russia)