Resultados de la búsqueda
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Preliminary studies on age and growth of Dissostichus eleginoides in the Ob-Lena Bank
females. Five to eighteen years gave large contribution to the total age groups for both sexes. Females ... were estimated. The estimated ages ranged from 5 to 46 years for males and from 5 to 50 years for ... the methods of otolith readings by experienced readers of AAD. One of these is that the first ring was ... these advices and comments. Author(s): K. Taki, M. Kiyota and T. Ichii (Japan) Title: Preliminary ...
Meeting Document : WG-FSA-10/48 : Autor(es): K. Taki, M. Kiyota and T. Ichii (Japan)
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The effects of an experimental hake Merluccius capensis/paradoxus longline fishery on Procellariiform seabirds in South Africa - a preliminary investigation
the world, concern was raised as to the effect an experimental Hake longline fishery would have on ... , a great deal of mortality might be avoided. Nine great shearwaters and two pintado petrels were ... impaired. Author(s): Barnes, K. Title: The effects of an experimental hake Merluccius capensis/paradoxus ... responsible for 1928 ± 1345 whitechinned petrel deaths a year in South African waters. Stepwise multiple ...
Meeting Document : WG-FSA-95/21 : Autor(es): Barnes, K.
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Propuesta de mejoras de la seguridad de los observadores: Dispositivos independientes de comunicación satelital bidireccional por satélite y balizas salvavidas individuales
independent two-way satellite communication devices and personal lifesaving beacons. Author(s): Delegation of ... the USA Title: A proposal to improve observer safety: independent two-way satellite communication ... devices and personal lifesaving beacons Microsoft Word File: e-cc-xxxvii-20.docx Approval: Approved ...
Meeting Document : CCAMLR-XXXVII/20 : Autor(es): Delegation of the USA
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Seabird research at Cape Shirreff, Livingston Island, Antarctica, 2006/07
higher than both last season and the past 10 year mean. Author(s): R. Orben, S. Chisholm, A. Miller and ... lowest population size in the 10 years of census data. The number of diet samples containing fish was the ... highest ever and comparable to the first six years of the study. Unlike 2005-06, 18% of the gentoo penguin ... been declining for the past seven years and is at its lowest size in the 10 years of study. Chinstrap ...
Meeting Document : WG-EMM-07/P1 : Autor(es): R. Orben, S. Chisholm, A. Miller and W.Z. Trivelpiece (USA)
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Swimming speed and allocation of time during the dive cycle of Antarctic fur seals
foraging at sea. Mean swimming speeds during diving ranged from 1.32 to 1.99 ms-1 and 90% of diving ... or descent (3.6 time predicted BMR). Deep diving (>30 m) and high swim speeds also incurred costs ... to maximise the time they spend within the foraging area. Author(s): Bevan, R.M., Boyd, I.L., Reid ...
Meeting Document : WG-EMM-95/25 : Autor(es): Bevan, R.M., Boyd, I.L., Reid, K.
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Progress report on collaborative research for otolith chemistry of Antarctic toothfish Dissostichus mawsoni in the Southern Ocean
Abstract: Otolith chemical analysis is one of important and useful approaches to reveal the stock ... -FSA 2018 about the international collaboration on otolith microchemistry of D. mawsoi, this progress ... collaborative project. Author(s): G.P. Zhu Title: Progress report on collaborative research for otolith ...
Meeting Document : WG-FSA-2019/61 : Autor(es): G.P. Zhu
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MODELLING ANTARCTIC KRILL: SCALE, MOVEMENT AND AGE‐STRUCTURE
039;s capabilities are illustrated using 19 years of survey data collected by the U.S. AMLR Program ... variance estimates) when movement is included; converge can be achieved when movement is ignored. Author(s ... Abstract: The organization, example outputs, and future objectives of an integrated, age ... ‐year data on size compositions from net tows and total biomass from hydroacoustics or net tows are ...
Meeting Document : WG-EMM-11/43 Rev. 1 : Autor(es): D. Kinzey, G. Watters and C. Reiss (USA)
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Sources of variance in studies of krill population genetics
genetic differentiation between samples taken from different parts of the each species039; range ... between samples taken within one region. This has important implications for the design of future studies ... region. Author(s): S.N. Jarman and S. Nicol (Australia) Title: Sources of variance in studies of krill ...
Meeting Document : WG-EMM-01/12 : Autor(es): S.N. Jarman and S. Nicol (Australia)
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On influence of acoustic survey methodology improvement on krill biomass estimation. (A comparison of results of acoustic surveys based on single-frequency and double-frequency algorithms)
krill species identification, one may suggest that other improvements for recent twenty years could also ... krill surveys have taken place for the recent twenty years. It has been attempted to determine the ... done taking into account improvements in data collection and analytical methodologies. One may not ... of Subarea 48. Author(s): S.M. Kasatkina and A.P. Malyshko (Russia) Title: On influence of acoustic ...
Meeting Document : WG-EMM-01/41 : Autor(es): S.M. Kasatkina and A.P. Malyshko (Russia)
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Net sample validation of acoustic techniques used to identify and size Antarctic krill
species groups has been attempted using differences in echo strength at two acoustic frequencies (ΔMVBS ... collected with an RMT8. Around 80 % of the targets thought to be krill on the basis of their appearance on ... = 0.77) than a fluid-filled sphere model. Author(s): Watkins, J.L., Brierley, A.S. Title: Net sample ...
Meeting Document : WG-EMM-97/46 : Autor(es): Watkins, J.L., Brierley, A.S.