Resultados de la búsqueda
-
A model at the level of the foraging trip for the indirect effects of krill (Euphausia superba) fisheries on krill predators
distribution of available krill. 4. We assume that after fledging, offspring survival depends in part upon the ... Abstract: 1. Although the development of fisheries for krill in the southern oceans has prompted ... considerable work on the indirect effects of fisheries on krill predators, to date all work has focused on ... population level effects. Here, we present for. the first time a model at the level of the foraging trip for ...
Meeting Document : WG-EMM-96/20 : Autor(es): Switzer, P.V., Mangel, M.
-
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
with the agreed calendar, as specified by the WG-SAM, that describes changes in the abundances of krill ... and their predators in the Scotia Sea. First, we compiled a set of base parameterizations from ... information in the literature and following specifications laid out by the WG-SAM. These base ... parameterizations cover a combinatorial framework that considers krill movement (or lack thereof) and the shape of a ...
Meeting Document : WG-EMM-08/13 : Autor(es): G.M. Watters, J.T. Hinke (USA) and S. Hill (United Kingdom)
-
Report on attendance at the Sixth Meeting of the Committee for Environmental Protection Under the Madrid Protocol
control air and ship movements towards the ASPA. After concern was expressed by Argentina, UK, and CCAMLR ... Abstract: This report outlines the participation of the SC-CAMLR Chair in the Sixth Meeting of ... the Committee for Environmental Protection (CEP-VI) under the Madrid Protocol. The most important ... issues of relevance to SC-CAMLR are: (a) The CEP again addressed the issue of establishing “Specially ...
Meeting Document : CCAMLR-XXII/BG/11 : Autor(es): Chair of the CCAMLR Scientific Committee
-
A method for spreading the risk of localised effects of catches of Antarctic krill up to the trigger level, during the development of stage 2 of feedback management
Abstract: Conservation Measure 51-07 provides an interim distribution of the trigger level in the ... because the Commission, in the preambular paragraphs to that measure, recognised that localised catches up ... to the trigger level may affect krill predators. They wished to establish a spatial distribution of ... the trigger level that ensured that krill predators “ would not be inadvertently and ...
Meeting Document : WG-EMM-16/69 : Autor(es): A.J. Constable, S. Kawaguchi and M. Sumner
-
Report on attendance at the Seventh Meeting of the Committee for Environmental Protection under the Madrid Protocol
Abstract: This report outlines the participation of the SC-CAMLR Chair in the Seventh Meeting of ... the Committee for Environmental Protection (CEP-VII) under the Madrid Protocol. The most important ... issues of relevance to SC-CAMLR are: (a) The CEP again addressed the issue of establishing ‘Specially ... Protected Species’. The CEP reviewed two Working papers presenting different views on some issues and ...
Meeting Document : CCAMLR-XXIII/BG/07 : Autor(es): Chair of the CCAMLR Scientific Committee
-
Investigation of the sensitivity of the Ross Sea toothfish assessment to withholding subsets of the available data
Abstract: Antarctic and Patagonian toothfish stocks in the Antarctic have been assessed within ... initially run annually, but have been run biennially since 2007. This document investigates the impact on ... tag recapture data. Examining the impact of considering a subset of the available data simulates both ... the effect of not updating an assessment every year, and also the evolution of stock assessments with ...
Meeting Document : WG-SAM-11/17 : Autor(es): S. Mormede (New Zealand)
-
Preliminary reports on abundance and biological information of toothfish in Division 58.4.3b by Shinsei Maru No. 3 in the 2011/12 and proposal of the consecutive survey in the 2012/13
Abstract: A survey was conducted in order to collect information for the stock status and biology ... of toothfish in the Division 58.4.3b (BANZARE Bank), using a commercial bottom longline vessel ... Shinsei Maru No. 3, from 24th May to 5th June, 2012. Due to unexpected bad weather and sea condition, the ... vessel and some equipments on board were frozen, the operations were delayed and the fuel oil for the ...
Meeting Document : WG-SAM-12/15 Rev. 1 : Autor(es): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)
-
Comparative studies on the biological and acoustical properties of krill aggregations (Euphausia superba Dana) samples during the XIII Italian Expedition to the Ross Sea (December 1997–January 1998)
Abstract: During the XIII Italian Expedition to the Ross Sea in late spring and early summer ... carried out. For all hauls both parameters: biological (length AT, sex and maturity stage of the gonads of ... the Euphausia superba) and acoustical (differences in volume back-scattering strength of krill ... aggregations MVBS at 38, 120 and 200 kHz) were examinated. Comparing the depth of the net and acoustic ...
Meeting Document : WG-EMM-00/39 : Autor(es): M. Azzali, J. Kalinoswki, G. Lanciani and I. Leonori (Italy)
-
Distribution and abundance of skates (Bathyraja spp.) on the Kerguelen Plateau through the lens of the toothfish fisheries
fisheries, and the mackerel icefish (Champsocephalus gunnari) trawl fishery on the Kerguelen Plateau (KP) in ... the southern Indian Ocean. Data from fishery observations for 1997 to 2014 shows that the three skates ... were widely distributed across the Kerguelen Plateau, showing different spatial distributions, linked ... mainly with depth. Off Heard Island and McDonald Islands (HIMI), in the southern part of the KP, B ...
Meeting Document : WG-FSA-16/P03 : Autor(es): G.B. Nowara, P. Burch, N. Gasco, D.C. Welsford, T.D. Lamb, C. Chazeau, G. Duhamel, P. Pruvost, S. Wotherspoon and S.G. Candy
-
STRUCTURE OF THE WATER MASSES AND KRILL DISTRIBUTION IN THE CENTRAL AND EASTERN PARTS OF THE ATLANTIC ANTARCTIC AREA
Abstract: The data of 18 expeditions fulfilled by AtlantNIRO during 1970-2000 in the central and ... eastern part of the Area 48 (Subareas 48.4 and 48.6) were summarized. Distribution of krill was analyzed ... with reference to the structure and dynamics of the water masses in the area of the Southern Sandwich ... Islands arc, the Bouveau Island, the Maude seamount, the southern part of the Lazarev Sea and up to the ...
Meeting Document : WG-EMM-11/24 : Autor(es): V.N. Shnar and S.M. Kasatkina (Russia)