Resultados de la búsqueda
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Krill stock evaluation with data from commercial fishing vessels
‘Saga Sea’ in 2011 as example. A one-month subset of the acoustic data from February/March was processed ... patterns and diel and seasonal behavior of krill. Based on the last years experience with the Norwegian ... with commercial vessels should be aimed at. Author(s): G. Skaret (Norway), J. Moir Clark (United ...
Meeting Document : WG-EMM-12/63 : Autor(es): G. Skaret (Norway), J. Moir Clark (United Kingdom), O.R. Godø, R.J. Korneliussen, T. Knutsen, B.A. Krafft and S.A. Iversen
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Congruent, decreasing trends of Gentoo Penguins and Crozet Shags at sub-Antarctic Marion Island suggest food limitation through common environmental forcing
] melanogenis breeding annually at Marion Island, one of South Africa’s Prince Edward Islands in the south-west ... Indian Ocean, were strongly correlated over 19 split-years from 1994/95–2012/13. Both species decreased ... now Critically Endangered and the more widely ranging Gentoo Penguin is Endangered. Author(s ...
Meeting Document : WG-EMM-14/P09 Rev. 1 : Autor(es): R.J.M. Crawford, B.M. Dyer, L. Upfold and A.B. Makhado
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Estimation of the incidental capture of seabird species in commercial fisheries in New Zealand waters, 2001/02
: 81 seabirds (c.v. = 4%) were estimated caught on chartered tuna longlines in southern waters; 20 ... identification and represented nine albatross and eleven petrel taxa, one of which was previously unrecorded as ... aequinoctialis), 20% were white-capped albatrosses (Thalassarche steadi), and 15% were sooty shearwaters ... (Puffinus griseus). Author(s): S.J. Baird (New Zealand) Title: Estimation of the incidental capture of ...
Meeting Document : WG-FSA-04/56 : Autor(es): S.J. Baird (New Zealand)
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Krill biomass and distribution variability in Subarea 48.3 in June 1991
, swarm field density, number of swarms per one mile) varied considerably from tack to tack within each ... survey. Horizontal extension of swarms amounted to 120 m, however about 70% of swarms were of 30 m in ... spasmodically from survey to survey. Author(s): S.M. Kasatkina, E.I. Timokhin, P.P. Fedulov and K.E ...
Meeting Document : WG-CEMP-92/35 : Autor(es): S.M. Kasatkina, E.I. Timokhin, P.P. Fedulov and K.E. Shulgovskiy (Russian Federation)
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Revised research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.3a in 2014/15
one vessel which is mainly attributed to the concentration of effort in the west and the large ... above mentioned differences between the east and west areas were related to one specific vessel and not ... ensured. We propose to set the sample size at current 32 tonnes for at least 3 years, which is likely to ... a sufficiently low risk harvest rate as suggested at the last WG-FSA meeting. Author(s): Delegation ...
Meeting Document : WG-FSA-14/20 : Autor(es): Delegation of Japan
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The structure and spatial distribution of Antarctic krill aggregations from acoustic observation in the South Georgia area
parts of South Georgia area. The boundary between two areas is located at about 37°30/ W. It is shown ... distribution, will be very important both to fishery and to dependent species, Author(s): S.M. Kasatkina ...
Meeting Document : WG-EMM-04/66 Rev. 1 : Autor(es): S.M. Kasatkina (Russia)
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KRILL FISHERY BEHAVIOUR IN THE SOUTHWEST ATLANTIC
Abstract: 10 years worth of recent finescale haul-by haul krill data were used to characterize ... through the analysis was 15-30 tonnes/haul, which is higher than the 1980s information (5-10 tonne/haul ... . Author(s): S. Kawaguchi (Australia) Title: KRILL FISHERY BEHAVIOUR IN THE SOUTHWEST ATLANTIC Approval ... tows were 10-15 nm, which is the scale of a single concentration. However, there was considerable year ...
Meeting Document : WG-EMM-08/39 : Autor(es): S. Kawaguchi (Australia)
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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 ... Abstract: We present definitive evidence, derived from two independent methods (satellite tagging ... Zealand waters and into subtropical regions (31°-35°S). This not only establishes ecosystem connectivity ... IWC SORP and CCAMLR. Author(s): R. Eisert (New Zealand), G. Lauriano, S. Panigada (Italy), E.N ...
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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An assessment of the impact of krill fishery on penguins in the South Shetlands
-20 day), the present catch rate (≤10 x103t/10-day) is smaller by one or more orders of magnitude ... . Author(s): T. Ichii, M. Naganobu and T. Ogishima (Japan) Title: An assessment of the impact of krill ...
Meeting Document : WG-KRILL-93/07 : Autor(es): T. Ichii, M. Naganobu and T. Ogishima (Japan)
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DEVELOPING FOUR PLAUSIBLE PARAMETERISATIONS OF FOOSA (A SO-CALLED REFERENCE SET OF PARAMETERISATIONS) BY CONDITIONING THE MODEL ON A CALENDAR OF EVENTS THAT DESCRIBES CHANGES IN THE ABUNDANCES OF KRILL AND THEIR PREDATORS IN THE SCOTIA SEA
abundance, one or two stock-recruitment parameters for each predator population to the numerical calendar ... calendar would be feasible. Second, we tuned, via sums of squares, one stock-recruitment parameter for each ... most of this paper, we found a small error in the initial conditions used in one of our four ... effort to conduct a risk assessment using the reference set. Author(s): G.M. Watters, J.T. Hinke (USA ...
Meeting Document : WG-EMM-08/13 : Autor(es): G.M. Watters, J.T. Hinke (USA) and S. Hill (United Kingdom)