Resultados de la búsqueda
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Has krill fishing the potential to adversely affect recruitment in Antarctic notothenioid fishes?
Abstract: A few years after krill (Euphausia superba) fishing had started in 1972/73, it became ... 25 years later WG-FSA is still not in the position to estimate the amount of fish by-catch reliably ...
Meeting Document : WG-FSA-14/66 : Autor(es): K.-H. Kock (Germany) and C.D. Jones (USA)
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Population status of Ross Sea killer whales (Orcinus orca, Type C) in McMurdo Sound, Antarctica, based on photo-identification studies
175 there annually. Despite high turnover of different whales between years, we used a Bayesian mark ... individuals resighted over 2-14 years. Contrary to recent reports that commercial overfishing of Antarctic ... -eating ecotype, in McMurdo Sound, Antarctica, during 7 seasons, over a 14-year period from 2001/02 to ...
Meeting Document : WG-EMM-16/50 : Autor(es): R. Pitman, H. Fearnbach and J.W. Durban
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Estimation of tag-loss rates for tagged fish in the Patagonian toothfish (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands in Division 58.5.2
fishery, 99.3% of all double-tagged fish retain at least one tag after one year, and 80.2% after ten years ... at liberty of 6 years, as l = 0.014 for longline and l = 0.007 for trawl. However, this single tag ...
Meeting Document : WG-FSA-17/21 : Autor(es): P. Ziegler
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Estimating the biodiversity of Planning Domain 5 (Marion and Prince Edward Islands – Del Cano – Crozet) for ecoregionalisation
and Prince Edward Islands together host the entire population of Crozet shag, about 70% of the world ... productivity in the vicinity of the islands, together with the large aggregations of seabirds and seals found ...
Meeting Document : WG-EMM-12/33 Rev. 1 : Autor(es): P. Koubbi (France), R. Crawford (South Africa), N. Alloncle, N. Ameziane, C. Barbraud, D. Besson, C.-A. Bost, K. Delord, G. Duhamel (France), L. Douglass (Australia), C. Guinet (France), G. Hosie (Australia), P.A. Hulley (South Africa), J. O. Irisson (France), K.M. Kovacs (Norway), R. Leslie, A. Lombard, A. Makhado (South Africa), C. Martinez (France), S. Mormede (New Zealand), F. Penot (France), P. Pistorius (South Africa), P. Pruvost (France), B. Raymond (Australia), E. Reuillard, J. Ringelstein (France), T. Samaai (South Africa), P. Tixier (France), H.M. Verheye (South Africa), S. Vigetta (France), C. von Quillfeldt (Norway) and H. Weimerskirch (France)
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Report on assessment and avoidance of incidental mortality in the Convention Area 1995/96
during the year to 30 June 1996 related to the assessment and avoidance of incidental mortality due to ...
Meeting Document : CCAMLR-XV/BG/28 : Autor(es): Australia
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COLTO Depredation Workshop
operational guidelines in regards to depredation. A second depredation workshop is planned for 2018, aimed at ... depredation projects have been developed and will begin in October 2016. The first, a 4-year project covering ... the second, a 2-year project covering other toothfish fisheries. Author(s): Submitted by COLTO Title ...
Meeting Document : SC-CAMLR-XXXV/BG/23 : Autor(es): Submitted by COLTO
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Spatial and seasonal distribution of adult Oithona similis in the Southern Ocean: predictions using boosted regression trees
of the cyclopoid copepod Oithona similis in the Southern Ocean. Nearly 20 000 samples from the ... , with surface abundances 20% higher at night than during the day. There was no evidence of diel ...
Meeting Document : WG-EMM-10/P14 : Autor(es): M.H. Pinkerton, A.N.H. Smith, B. Raymond, G.W. Hosie, B. Sharp, J.R. Leathwick and J.M. Bradford-Grieve
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Length-age composition of icefish (Champsocephalus gunnari, perciformes, notothenioidei, Channichthyidae) from different locations of South Georgia Island subarea
Ch.gunnari length-age composition structure at early years of life for fish inhabiting areas to the south of ... -3 years had been migrating towards the Shag Rocks. It has been found that predomination of ...
Meeting Document : WG-FSA-00/32 : Autor(es): Zh.A. Frolkina (Russia)
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Poor breeding success of the Adélie penguin at Béchervaise Island in the 1998/99 season
adult birds spending longer at sea foraging than in normal years. In most previous seasons birds have ... "good" years. Meal masses brought back to the chicks appeared normal, but feeding frequencies ...
Meeting Document : WG-EMM-99/25 : Autor(es): L. Irvine, J.R. Clarke and K.R. Kerry (Australia)
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A revised estimate of short-term yield for the mackerel icefish (Champsocephalus gunnari) off Heard Island based on a trawl survey in 1998
population. Unlike the previous 3 years, the Age 2 cohort in 1998 is very weak and is expected to contribute ... little to the biomass in subsequent years. If recruitment to Age 2 in 1999 is also weak then the fishery ...
Meeting Document : WG-FSA-98/54 : Autor(es): A. Constable and D. Williams (Australia)