Resultados de la búsqueda
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Chinstrap penguins alter foraging and diving behaviour in response to krill size
recorders (TDRs) over five seasons: 2002-06. When krill were smaller, chinstrap penguins often exhibited a ... that penguins made this switch to fish with a cost: more time was spent at sea foraging. Author(s ...
Meeting Document : WG-EMM-07/11 : Autor(es): A.K. Miller and W.Z. Trivelpiece (USA)
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Distribution and diet of juvenile Patagonian toothfish on the South Georgia and Shag Rocks shelves (Southern Ocean)
Southern Ocean. Recruitment of toothfish varies inter-annually, and a single large cohort dominated during ... , with a greater range of prey sizes consumed by larger fish. Author(s): M.A. Collins, K.A. Ross, M ...
Meeting Document : WG-FSA-07/P4 : Autor(es): M.A. Collins, K.A. Ross, M. Belchier, K. Reid. (Mar. Biol., 152: 135–147 (2007)).
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Report of the South Georgia groundfish survey (Subarea 48.3) in January 2006
), with Antarctomysis sp. (A. ohlini and A. maxima) and Themisto gaudichaudii the other main prey species ...
Meeting Document : WG-FSA-06/51 : Autor(es): M.A. Collins, C. Jones, J. Clark. S. Fielding, J. Slakowski, T. North, W. Reid and J. Watts (United Kingdom)
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Interannual variability of polynya extent in the Antarctic Ocean
and Ice Data Center, USA). Time series of polynyas extent per a day were calculated from 1978 to 1998 ... are trending like a pulse wave. In the whole Antarctic Ocean, peak years of polynyas extent are in the ...
Meeting Document : WG-EMM-01/34 : Autor(es): M. Naganobu and K. Segawa (Japan)
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Aerobic dive limit: how often does it occur in nature?
Abstract: Diving animals offer a unique opportunity to study the importance of physiological ... animal is it’s aerobic dive limit (ADL). The ADL has only been measured in a few species. The goal of ...
Meeting Document : WG-EMM-00/48 : Autor(es): D.P. Costa, N.J. Gales and M.E. Goebel (USA)
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On possibility of using acoustic method to improve quality of Champsocephalus gunnari biomass estimates in Subarea 48.3
-February 2000). Estimation of possible target strength values was made by a comparison to TS of other fish ... and physical body properties. There has been proved a comparability of Ch.gunnari length frequencies ...
Meeting Document : WG-FSA-00/31 : Autor(es): S. Kasatkina (Russia)
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Beach debris survey – Main Bay, Bird Island, South Georgia, 1997/98
revealed a total of 430 items, 49 percent more than the total of 289 items in 1996/97. The increase of the ... is a good sign that increased monitoring in the South Georgia longline fishery may have reduced the ...
Meeting Document : CCAMLR-XVIII/BG/6 : Autor(es): Delegation of the United Kingdom
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Underwater noises produced by research vessels (some comments on acoustic sampling protocol for the Area 48 synoptic survey
echosurveying has been emphasized. It has been shown that a difference between the underwater noise levels of ... multiple-ships like during a multinational effort to synoptical survey the Area 48. Author(s): S ...
Meeting Document : WG-EMM-99/18 : Autor(es): S. Kasatkina (Russia)
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SPATIAL PROTECTION AND MANAGEMENT OF ANTARCTIC MARINE BIODIVERSITY
Abstract: This paper is based on a presentation given at the Joint CEP/SC-CAMLR Workshop (3-4 ... ensure that such measures are implemented on a scientific basis, and with the aim of achieving harmonised ...
Meeting Document : WG-EMM-09/09 : Autor(es): S. Grant (United Kingdom)
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JAPANESE SCIENTIFIC OBSERVER ACTIVITIES FOR KRILL FISHERY IN CCAMLR CONVENTION AREA FROM 2003/04 TO 2007/08 FISHING SEASONS
are analyzed through a cooperative scientific network on Antarctic ecosystem. Biological analysis of ... fishery management and marine science. The Japanese government will ensure a certain level of observer ...
Meeting Document : WG-EMM-09/19 : Autor(es): M. Kiyota and T. Iida (Japan)