Resultados de la búsqueda
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Beach debris survey Signy Island, South Orkney Islands 1999/2000
plastics and other materials with a high resistence to degradation in the marine environment remains a ... comprised wood (11%) and items with noobvious source (22%). Of particular concern was the quantity of ... forms of packing material where possible. With the exception of 1998/99, the quantity of waste recorded ... with, regulations prohibiting the disposal of debris at sea. Author(s): Delegation of the United ...
Meeting Document : SC-CAMLR-XIX/BG/06 : Autor(es): Delegation of the United Kingdom
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Trends in breeding numbers and survival of black-browed (Thalassarche melanophrys) and grey-headed albatrosses (T. chrysostoma) breeding on Macquarie Island
significantly with areas of high fisheries activities. However, both species forage in areas of new and ... conjunction with data from a more intensive ten year monitoring program. Survival estimates were also ...
Meeting Document : WG-FSA-04/48 : Autor(es): A. Terauds, R. Gales and R. Alderman (Australia)
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Towards an ecological risk assessment of krill fishing in East Antarctica (CCAMLR Divisions 58.4.1 and 58.4.2)
Abstract: With the recommencement of commercial krill (Euphausia superba) fishing in CCAMLR ... region. This paper describes the first steps to populating the risk assessment framework with the best ... distribution models and have produced new preliminary models for krill and various predator species. We request ...
Meeting Document : WG-EMM-17/20 : Autor(es): N. Kelly, M. Cox, L. Emmerson, S. Kawaguchi, B. Raymond, C. Southwell and D. Welsford
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CCAMLR conservation measures: alternative approaches for fishery measures
Antarctic marine living resources. Over the 17 years of their existence, conservation measures have grown in ... majority of the conservation measures adopted by the Commission deal with the management of fisheries, and ...
Meeting Document : CCAMLR-XX/20 Rev. 1 : Autor(es): Secretariat
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Results from the 1998 bottom trawl survey of Elephant Island and the lower South Shetland Islands (Subarea 48.1)
Abstract: Bottom trawl surveys were conducted by the United States Antarctic Marine Living ... sexual maturity and length at first spawning are computed and compared with previous estimates and other ...
Meeting Document : WG-FSA-98/15 : Autor(es): C.D. Jones (USA), K.-H. Kock and S. Wilhelms (Germany)
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High densities of pterobranchs and sea pens encountered at sites in the South Orkney Islands (Subarea 48.2): two potential VMEs
(Phylum Cnidaria: Order Pennatulacea), two vulnerable marine ecosystem (VME) indicator taxa, were ... densities for these taxa reveal at least one station location for each taxa with anomalously high levels of ...
Meeting Document : WG-EMM-10/14 : Autor(es): S.J. Lockhart and C.D. Jones (USA)
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The preliminary report on the survey in Subarea 48.2 in 2019
on board of the Ukrainian vessel SIMEIZ were conducted in accordance with the recommendations of the ... toothfish, by-catch fish, results of seabirds and marine mammals observations are presented. Author(s ...
Meeting Document : WG-SAM-2019/29 : Autor(es): Delegation of Ukraine
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Temporal variation in Antarctic sea-ice: analysis of a long-term fast-ice record from the South Orkney Islands
Abstract: Detection of climate-induced change in marine ecosystems requires a knowledge of the ... data from Signy Island, which we have cross-calibrated and combined with an earlier series from the ... Antarctic continent with a period of approximately 7-9 years. Analysis of atmospheric and oceanic ... connections with the sea ice variability show that there are signals in both regimes. 1bis environmental ...
Meeting Document : WG-EMM-95/80 : Autor(es): Symon, C., Murphy, E.J., Priddle, J., Clarke, A.
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At-sea distribution and prey selection of Antarctic petrels and commercial fisheries
Abstract: Commercial fisheries may impact marine ecosystems and affect populations of predators ... krill consumed by Antarctic petrels, and compared this with results from fisheries, as well as from diet ... are to increase in the future, competition with the Antarctic petrel may occur, even with birds ...
Meeting Document : WG-EMM-16/P15 : Autor(es): S. Descamps, A. Tarroux, Y. Cherel, K. Delord, O.R. Godø, A. Kato, B.A. Krafft, S.-H. Lorentsen, Y. Ropert-Coudert, G. Skaret and Ø. Varpe
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Population structure of the Antarctic toothfish, Dissostichus mawsoni from the Areas 58 and 88 in the Antarctic Ocean based on mitochondrial and microsatellite DNA markers
Antarctic Marine Living Resources (CCAMLR). Although defining genetic or stock structure of populations is ... polymorphism (h =0.109, π =0.0002) with only eight COI haplotypes in 213 individuals, connected only by 1-3 ... mutational steps. Nonetheless, microsatellites showed much higher variation with allelic richness (AR) values ... clarify this, further study with additional polymorphic markers (such as microsatellites) using more ...
Meeting Document : WG-FSA-2019/36 : Autor(es): H.-K. Choi, J.E. Jang, S.Y. Byeon, S. Chung, S.-G. Choi, H. W. Kim and H.J. Lee