Resultados de la búsqueda
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Anthropogenic feather soiling, marine debris and fishing gear associated with seabirds at Bird Island, South Georgia, 2000/01
fishing gear associated with seabirds at Bird Island, South Georgia. In this, the eighth year of ... monofilament long-line originating from fishing vessels were recorded in association with wandering albatrosses ... . Quantities of fishing gear remained within the levels of previous years for all other species. Marine debris ... plastic, this being the first occasion that marine debris has been found in association with this species ...
Meeting Document : SC-CAMLR-XX/BG/07 : Autor(es): Delegation of the United Kingdom
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Criteria for aging the otoliths of Dissostichus eleginoides from South Georgia (Subarea 48.3) and an analysis of aging precision
readings by one observer and readings by two observers showed considerable inconsistency in aging both ... was more precise than aging using C2. but tended to give higher age counts in younger fish than over ... the equivalent region in older fish. Both aging techniques indicated D. eleginoides to be a long-lived ... fish, but C2 indicated that captured fish may be mostly young, between 3-9 years old. The low precision ...
Meeting Document : WG-FSA-98/52 : Autor(es): J. Ashford (United Kingdom) and S. Wischniowski (Canada)
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Recomendación de iniciar discusiones sobre la manera de planificar y organizar la labor de la Comisión para la Conservación de los Recursos Vivos Marinos Antárticos (CCRVMA)
Abstract: In recent years, there has been an increase in the number and complexity of issues that ... more broadly in the Commission and Scientific Committee, it is timely for the Commission to consider ...
Meeting Document : CCAMLR-XXXIV/18 : Autor(es): Delegation of Australia
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Whale depredation data collection guidelines
odontocete depredation on demersal longlines operating in high latitudes was organised by the Coalition of ... Legal Toothfish Operators (COLTO) in Punta Arenas, March 2016. This workshop emphasised the urgent need ... marine mammal interactions or are interested in expanding their observation efforts. It is based on ten ... years of experience around the islands of Kerguelen and Crozet (Southern Indian Ocean). Author(s): N ...
Meeting Document : WG-FSA-16/09 : Autor(es): N. Gasco, P. Tixier, M. Söffker and C. Guinet
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Population and breeding of the gentoo penguin Pygoscelis papua at Marion Island, 1994/95 to 2002/03
population stabilized. There is indication that in some years not all breeders nested and that some birds ... fell by 40%, from 1994/95 to 2002/03 from 1 352 pairs to 806 pairs. Apart from a slight increase in ... 1998/99, there was a steady decrease in numbers breeding between 1995/96 and 2000/01, when the ... chicks in 1997/98 and 0.58 chicks in 2002/03 (mean 0.38 ± 0.21). In 1994/95, replacement clutches ...
Meeting Document : WG-EMM-03/16 : Autor(es): R.J.M. Crawford, J. Cooper, M. du Toit, M.D. Greyling, B. Hanise, C.L. Holness, D.G. Keith, J.L. Nel, S.L. Petersen, K. Spencer, D. Tshingana and A.C. Wolfaardt (South Africa)
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DEMOGRAPHIC PATTERNS OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) EXPLAIN THE SPATIAL SEGREGATION OF BALEEN WHALES (MYSTICETI) AROUND THE SOUTH SHETLAND ISLANDS, ANTARCTICA
sampled over five years resulting in the most comprehensive linked whale-krill study in the SW Atlantic ... Peninsula) and test whether whales exhibit interspecific differences in their exploitation of krill ... (Megaptera novaengliae) show strong spatial associations with small juvenile krill in Bransfield Strait ...
Meeting Document : WG-EMM-09/33 : Autor(es): J.A. Santora, C.S. Reiss, V.J. Loeb and R.R. Veit (USA)
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Mincing, mealing and batching: waste management strategies aimed at reducing seabird interactions with trawl vessels
treatment (4) where waste was held and discharged in batches. The response to the experimental treatments ... seabirds. In contrast, mealing all waste had a marked effect on several of the bird groups. In particular ... waste, with only a 10 to 20 minute delay between discharge events being achieved. Despite low numbers of ... observations on the second trial, the minced treatment suggested a reduction in the numbers of all albatross ...
Meeting Document : WG-FSA-07/42 : Autor(es): E. Abraham and J. Pierre (New Zealand)
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Observaciones relativas a la pesca INDNR en el Área 58 de la CCRVMA y en las ZEE de Francia alrededor de las Islas Kerguelén y Crozet durante la temporada 2013/2014 Resumen de estas observaciones para la década 2004–2014
have been observed every year over the last ten years. The most recent interception, in 2013, by a ... has carried out exploratory fisheries. In the French EEZs, where the surveillance system remained in ... fishing activity was directly observed by France in the above-mentioned international areas. Between 2004 ... French naval frigate, of a fishing vessel in the Crozet EEZ, along with the regular recovery of illegal ...
Meeting Document : CCAMLR-XXXIII/19 : Autor(es): Délégation française
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Acoustic and catch data collected by the fleet – relevance for feedback management
coherent from year to year during the recent 6 years with some moderate variations, as also is the effort ... obvious trend indicating declining krill density until May in the study year. Author(s): O.R. Godø, T ... Abstract: The Norwegian fishing vessels involved in krill fisheries are also used to carry out ... logging also during periods of commercial fishing. In this paper we give an overview of the properties of ...
Meeting Document : WG-EMM-15/13 : Autor(es): O.R. Godø, T. Klevjer and G. Skaret (Norway)
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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 ... the Euphausia superba) and acoustical (differences in volume back-scattering strength of krill ... recordings during the hauls. The surveyed area extended from 71° to 76°' S in latitude and from 164° E ... to 177° W in longitude. The aim of the paper is: (1) to compare the species/length composition of ...
Meeting Document : WG-EMM-00/39 : Autor(es): M. Azzali, J. Kalinoswki, G. Lanciani and I. Leonori (Italy)