Resultados de la búsqueda
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UPDATED KRILL RECRUITMENT DATA FOR THE ELEPHANT ISLAND REGION OF THE SOUTH SHETLAND ISLANDS, ANTARCTICA; 2002-2008
, with low recruitment occurring during the intervening years. Significant differences in the ... derived from the CMIX procedure, and were also derived as a proportion of the <30 mm length class for ... day and night samples. All indices showed that high recruitment (R1) occurred in 2003 and in 2008 ... proportional recruitment indices occurred between legs within years indicative of the changing pattern of krill ...
Meeting Document : WG-EMM-08/41 : Autor(es): C. Reiss (USA)
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Best practice seabird by-catch mitigation for Spanish-rig longline vessels with emphasis on line weighting regimes
setting operations would involve a) setting longlines with weights 30 m apart (minimizes lofting in ... Abstract: The Spanish system is used in a range of demersal and semi-pelagic longline fisheries ... autoline vessels, that are effective in reducing the mortality of white-chinned petrels, one of the world’s ... priority because Spanish system gear, while fast to deeper depths (10-20 m), is slow to clear surface ...
Meeting Document : WG-FSA-06/22 : Autor(es): G. Robertson (Australia), C.A. Moreno (Chile), B. Wienecke (Australia), P. Gandini (Argentina), G. McPherson (Australia) and J.-P. Seco Pon (Argentina)
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Draft updated data collection plan for the Ross Sea toothfish fishery
research objectives for the Ross Sea fishery for the next 5–7 years were developed in 2014. These medium ... Abstract: Data are collected for use in scientific research, the results of which are used to ... Article II of CCAMLR can be summarised as: the target fished population is above a level which ensures ... are maintained; and, prevention of changes or minimisation of the risk of changes in the marine ...
Meeting Document : WG-FSA-15/40 : Autor(es): S.M. Hanchet, S.J. Parker and S. Mormede (New Zealand)
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Marine debris collected at Cape Shirreff, Livingston Island, during the Antarctic season 1993/94
store the greatest part of marine debris got together during several years from different areas of the ... heaviest part was left in the field: It was necessary to stop the garbage recollection due to an accident ... composed by 1.754 objects collected from 36 beaches, with a total of 284.29 kg. As in previous studies on ...
Meeting Document : CCAMLR-XIII/BG/17 : Autor(es): Delegation of Chile
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Products for human consumption from krill (Euphausia superba)
months at-30°C and one month at-20°C. Dried krill of good quality could be prepared by blanching krill in ... fish burger, it gave a bitter after taste at 10% level and bitter taste at 20% level or above. The ...
Meeting Document : WG-EMM-98/41 : Autor(es): J. Joseph, V. Muraleedharan, R. Thankamma and C.N. Ravishankar (India)
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REVISION OF CCAMLR’S SYSTEM OF INSPECTION
revisions in 20 years. A major overhaul is proposed to modernize the boarding and inspection scheme in the ... and innovative conservation measures CCAMLR has introduced in recent years to combat illegal ... Convention Area, reflective of the significant operational, technological, and legal advancements in ...
Meeting Document : CCAMLR-XXVIII/40 Rev. 1 : Autor(es): Delegation of the USA
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Revised estimates of seabed areas within the 500 m isobath of the South Orkney Islands (Subarea 48.2) and consequences for standing stock biomass estimates of nine species of finfish
estimates are about 1,424 (20%) nautical miles larger in area within the 50-500 m isobaths than Everson’s ... increased from 5%-30% for eight species and decreased 20% for one. Author(s): C.D. Jones (USA) Title ... estimates, though changes in area are specific to the depth interval. There is a corresponding change in ...
Meeting Document : WG-FSA-99/33 : Autor(es): C.D. Jones (USA)
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Review of biological parameters for Ross Sea skates
is 14 years. However this may be a considerable underestimate, and true longevity may exceed 20 years ... taken as bycatch in the Ross Sea toothfish fishery: Amblyraja georgiana and Bathyraja cf. eatonii ... . Differences in length-weight relationships among regions raise doubt about the conspecificity of A. georgiana ... (TL). The length at maturity of females is not well determined but is probably in the range 95–100 cm ...
Meeting Document : WG-FSA-06/31 : Autor(es): M.P. Francis (New Zealand)
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Laboratory target strength measurements of free swimming Antarctic krill (Euphausia superba)
single animal insonifications. For mean length classes in the range [29.6, 36.2] mm the median single ... -animal target strengths are in the range [-76.7,-71.8] dB. Monte Carlo computer simulations were used to ... beam monostatic system in a 10 m3 laboratory tank. Krill (grouped according to length classes) swam ... freely in the tank triggering the data acquisition system when generating a back scattered signal larger ...
Meeting Document : WG-EMM-97/75 : Autor(es): Pauly, T., Penrose, J.D.
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Biodiversity of the benthos off Kerguelen Islands: overview and perspectives
have been neglected and understudied during the last 30 years. The Kerguelen Plateau, situated at the ... Abstract: The Kerguelen Plateau possesses a very diverse benthic fauna. Over the years, the ... then to 960 in the present study. This area is particularly vulnerable to human activities and global ... climate forcing on coastal benthic assemblages; (2) assess the benthic community changes in relation to ...
Meeting Document : WS-MPA-11/P03 : Autor(es): N. Améziane, M. Eléaume, L.G. Hemery, F. Monniot, A. Hemery, M. Hautecoeur and A. Dettaï