Resultados de la búsqueda
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Activity, seasonal site fidelity, and movements of Type-C killer whales between the Ross Sea, Antarctica and New Zealand
, TCKW have been identified as one of the two top predator species in the Ross Sea most likely to be ... dives while in Terra Nova Bay (100-455 m) than on the northbound journey. A preliminary analysis of ... between the Ross Sea and New Zealand, but also emphasises the urgent need to re-evaluate the profile of ... TCKW may use small-scale areas in this highly productive ecosystem intensely for a period of days to ...
Meeting Document : WG-EMM-15/52 : Autor(es): R. Eisert (New Zealand), G. Lauriano, S. Panigada (Italy), E.N. Ovsyanikova, I.N. Visser, P.H. Ensor, R.J.C. Currey, B.R. Sharp and M.H. Pinkerton (New Zealand)
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Potential impacts of climate change on the Southern Ocean ecosystem
in surface waters of the Southern Ocean around Antarctica, threatening this highly productive system ... little studied) CO2 sink in the Southern Ocean, resulting in a series of feedback loops accelerating ... with severe and permanant collapse. Pivotal to this process is a diminution of the important (but ... consequences. Author(s): R.G. Chittleborough (Australia) Title: Potential impacts of climate change on the ...
Meeting Document : CCAMLR-VIII/BG/21 : Autor(es): R.G. Chittleborough (Australia)
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Recent British Antarctic Survey publications relevant to the agenda of WG-EMM 2013
related to feedback management: “review of spatial and temporal structure in the ecosystem in which the ... Abstract: WG-EMM has a broad agenda for discussions in 2013, including the following items ... current Area 48 fishery operates” and “development of agreed decision-making mechanisms for the candidate ... have been studying the structure and operation of this ecosystem for several decades. Some of this work ...
Meeting Document : WG-EMM-13/21 : Autor(es): Delegation of the United Kingdom
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On the estimation of some demographic parameters for Adelie penguins
factors of lower adult survival rates in the year of first breeding, and the possibility that such ... discussions on the likely levels of measurement error in the observational data. Author(s): Thomson, R.B ... Abstract: A population dynamics model for Adelie penguins is developed which takes account of the ... breeding may be deferred one year if conditions are poor. A Bayesian approach for estimation of the model ...
Meeting Document : WG-EMM-95/42 : Autor(es): Thomson, R.B., Butterworth, D.S.
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Review of CCAMLR Regulations for International Staff against the ICSCS and Comparator Organisations
Abstract: In 2017 SCAF directed the Secretariat to undertake a review of the implications of ... recent changes to the UN Common System of Salaries, Allowances and Benefits published by the ICSC. The ... Secretariat undertook this review, extending it to a general review of the application of the ICSC scheme by ... CCAMLR and by other relevant international comparator organisations. CCAMLR is mostly in line with ICSC ...
Meeting Document : CCAMLR-XXXVII/BG/02 Rev. 1 : Autor(es): Executive Secretary
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Verification of the CMIX procedure on species with known age-length keys
surveys using the method of W.K. de la Mare (1994) is a conventional procedure in the WG-EMM and WG-FSA ... practice. Verification of the method was made on the materials on the Baltic cod collected in the ICES ... out by research vessels of Russia and other countries were used. It has been shown that divergence in ... the estimates of age composition proportions calculated using the CMIX method from those determined ...
Meeting Document : WG-FSA-SAM 03/5 : Autor(es): P. Gasiukov (Russia)
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Preliminary observation about the possibility of Antarctic krill escapement from a trawl net
underwater video camera attached on the trawl net of Japanese commercial trawler Fukuei-maru (4,350.62 GT) in ... 2011. To avoid the influence of camera lighting on krill behavior, the observation was conducted during ... daytime. Few krill appeared to escape from posterior part of trawl net. When the trawl net caught dense ... they escaped from the net, suggesting their escapement mortality may be low. In 2012, we are trying to ...
Meeting Document : WG-EMM-12/66 : Autor(es): K. Fujita and S. Hasegawa (Japan)
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Genetic analysis of skates (Amblyraja spp.) caught as by-catch around South Georgia and the South Sandwich Islands
within CCAMLR subareas 48.3 and 48.4. Morphological evaluations of the by-catch in these subareas ... and Amblyraja taaf. In this report, we present results from the first population genetic analysis of ... (geography), rather than morphology, that is the major determinant of population differentiation in these ... Title: Genetic analysis of skates (Amblyraja spp.) caught as by-catch around South Georgia and the ...
Meeting Document : WG-FSA-18/73 : Autor(es): W.P. Goodall-Copestake, S. Perez-Espona, P. Hollyman and M. Belchier
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The relative by-catches of taxa associated with vulnerable marine ecosystems by autolines and Spanish longlines
greater than Spanish bycatch at all depths represented in our data. Limiting the use of Autolines, which ... are in more intimate contact with the sea floor than Spanish longlines, may decrease bycatches of VME ... Abstract: We reanalyzed data collected by the longline fishery in Subarea 88.1 to compare the ... bycatches of VME taxa made by vessels using Autolines and Spanish longlines. The fractions of sets with ...
Meeting Document : WG-FSA-13/41 : Autor(es): T. Gerrodette and G.M. Watters (USA)
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Pre-spawning and spawning biology of the Patagonian toothfish, Dissostichus eleginoides, around South Georgia (Subarea 48.3)
reproductive part of the Dissostichus eleginoides population in Subarea 48.3. Analysis and synthesis of these ... Abstract: Samples gathered from research expeditions of the longliners Medvezhy (April-June 1986 ... ) as well as Maksheevo and Mirgorod (June-July 1992) have produced new data on the biology of the ... data have established the bathymetric distribution patterns for different size-groups of toothfish ...
Meeting Document : WG-FSA-92/13 : Autor(es): I.N. Konforkin and A.N. Kozlov (VNIRO, Moscow, Russia)