Resultados de la búsqueda
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CEMP INDICES: 2009 UPDATE
indicator species collected by standard methods in the three Integrated Study Regions of the Convention Area ... and 12 CEMP parameters in 2008/09. This continues a decreasing trend in the amounts of data being ... submitted to the CCAMLR database. No data was received from CEMP sites in Area 88. Since 1989/90, a total of ... 110 anomalous values (anomalies, see Appendix 1) have been observed in the times series of biological ...
Meeting Document : WG-EMM-09/05 : Autor(es): Secretariat
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Ordenación precautoria de la pesquería del kril antártico en escalas espaciales pequeñas en el marco del cambio climático regional: la ausencia de datos ¿significa ausencia de efectos?
spatial scales in the context of regional climate variability: is no data the same as no impact? Microsoft ... operation of the krill fishery mean that either improved management information, or a precautionary spatial ... by the krill fishery at specific times or in particular areas might not be considered to be rational ... management. However, we also note that the current network of ecosystem monitoring sites currently makes it ...
Meeting Document : SC-CAMLR-XXXV/11 : Autor(es): Delegation of the United Kingdom
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Beach debris survey Signy Island, South Orkney Islands 1997/98
fishing vessels brought into force by CCAMLR in 1996, 36% of the debris found at Signy were packaging ... at Signy Island in 1997/98 continues a promising trend. However the considerable amount of plastic ... from three study beaches, Cummings Cove, Foca Cove and Starfish Cove after the prolonged presence of ... and four items with a total weight of 1.7 kg were found at Starfish Cove. The total number of marine ...
Meeting Document : CCAMLR-XVII/BG/20 : Autor(es): Delegation of the United Kingdom
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Southern elephant seals and CCAMLR
southern elephant seal (Mirounga leonina) in the Kerguelen province of the Southern Ocean. Sub-populations ... possible causes of the elephant seal’s decline in the region. Such explanations assume that a communal ... it is hoped that this will help to elucidate the reasons for the observed decline of M. leonina in ... research findings of primarily South African (including some French and Australian results) studies on the ... seal (Mirounga leonina) in the Kerguelen province of the Southern Ocean. Sub-populations of this ... causes of the elephant seal's decline in the region. Such explanations assume that a communal feeding ... (feeding) and two terrestrial (fasting) phases can be distinguished in the annual cycle of at least the ... may be part of a long-term fluctuation in the breeding population size related to density as the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 465-473 : Autor(es): Bester, M.N. and D.G.M. Miller
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Annual Report from SCAR to CCAMLR
, Thresholds and Resilience (AntETR), State of the Antarctic Ecosystem (AntEco) and Antarctic Climate in the ... Abstract: This Background Paper reports on the various activities conducted by SCAR that are of ... 21st Century (AntClim21). As the SRP of most direct relevance to CCAMLR, AntEco has a CCAMLR ... products of relevance to the work of CCAMLR (see http://www.scar.org/researchgroups/productsandservices ...
Meeting Document : CCAMLR-XXX/BG/15 : Autor(es): Submitted by SCAR
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WS-KCPUE-89
-KCPUE-89/03 Some aspects of the relation between Antarctic krill abundance and CPUE measures in the ... length and greenness of Antarctic krill during 1987/88 season in the fishing ground north of Livingston ... density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January ... (South Africa) WS-KCPUE-89/05 Analysis and modelling of the Soviet Southern Ocean krill fleet (SC-CAMLR ...
Meeting
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Informe sobre la operación del B/P nasero Viking Sky durante Setiembre–Octubre del 2001: Atlántico sudoccidental (latitudes 37°–38° sur y 42° sur) Área estadística 41
Devincenzi in 1924, and it is usually found by fishing trawlers between 900 m and 1200 m of depth, along the ... 86.00 cm The majority of the sampled individuals of both sexes were determined in the grade 2 of gonadic ... selectivity of the fishing traps were determined in 59 cm of fish length, as the minimum size captured. The ... Abstract: The northern geographical distribution of the toothfish Dissostichus eleginoides ...
Meeting Document : WG-FSA-02/66 : Autor(es): O.D. Pin y H. Nión (Uruguay)
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Light levels experienced by foraging Antarctic fur seals, Arctocephalus gazella
recorded strong light attenuation in the top 50 m of the water column. The mean attenuation coefficient was ... 0.140 ± 0.014 m-1 which was in the upper range of values measured by ship surveys at South Georgia. When ... Abstract: This study examined the feasibility of using time depth recorders (TDRs) to measure ... (Arctocephalus gazella) at Bird Island, South Georgia (54° 00' S 38° 02' W) in the 1994/5 austral ...
Meeting Document : WG-EMM-99/28 : Autor(es): D.J. McCafferty, I.L. Boyd and T.R. Walker (UnitedKingdom)
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Ross Sea fishery research and data collection plan
) is presented. The increase in the number of vessels in the exploratory fishery in Subareas 88.1 and ... Abstract: A review of the use and effectiveness of research lines as a data collection and effort ... 88.2, combined with the greater number of Small Scale Research Units (SSRUs) and the amount of data ... collected through fishing activities has effectively made the requirement to force a spread of research sets ...
Meeting Document : WG-FSA-05/49 : Autor(es): J. Fenaughty (New Zealand)
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Simulation experiments and CCAMLR yield estimates using CASAL
“true” states with data that includes bias and variance in observations, as well as the robustness of ... were fitted with an expected percent root mean squared error (%RMSE) of less than 20%. The inclusion of ... , 2004) and investigate model performance from alternative types of observations. In general, most models ... the expected performance of integrated models is required that investigates a range of alternative ...
Meeting Document : WG-FSA-SAM-05/9 : Autor(es): A. Dunn (New Zealand)