Resultados de la búsqueda
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Summary of incidental mortality associated with fishing activities collected in scientific observer and vessel data during the 2019 season
seal morality event which occurred at the end of the 2018 season. Incidental mortality numbers for ... during fishing activities undertaken during the 2019 season. A short report is also detailed on a large ... observers and vessel supplied data. Based on data received up to 8 October 2019, the extrapolated total ... Document Release Consent: No Delegation responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : WG-FSA-2019/16 Rev. 2 : Autor(es): CCAMLR Secretariat
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Temporal variation in Antarctic sea-ice: analysis of a long-term fast-ice record from the South Orkney Islands
data from Signy Island, which we have cross-calibrated and combined with an earlier series from the ... recent years this cyclicity has broken down and fast-ice duration has been greater than expected ... Antarctic continent with a period of approximately 7-9 years. Analysis of atmospheric and oceanic ... variability has significant implications for ecosystem function and the detection of short-term and long-term ...
Meeting Document : WG-EMM-95/80 : Autor(es): Symon, C., Murphy, E.J., Priddle, J., Clarke, A.
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A comparison of acoustic targets at South Georgia and the South Orkney Islands during a season of profound krill scarcity
density; for example one echo-integration interval contained 104 times the mean krill density. An ... signal strength between the two frequencies (δMVBS = MVBS 120 kHz- MVBS 38 kHz) was used to partition ... conjunction with appropriate 120 kHz data to calculate krill density estimates for both survey areas. Krill ... approximate six-fold difference in mean krill abundance was detected between the two areas, but in comparison ...
Meeting Document : WG-EMM-95/75 : Autor(es): Watkins, J.L., Brierley, A.S.
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Beach litter survey - Signy Island, South Orkney Islands 1995/96
Abstract: A beach litter survey was carried out on Signy Island, South Orkney Islands during the ... break out of sea-ice and the redevelopment of the British Antarctic Survey (BAS) research station on ... 81 items (6.23 kg). No items were found at Starfish Cove. As in previous years, it is clear that ... almost all debris found on Signy Island originates from accidental or deliberate dumping of rubbish or ...
Meeting Document : CCAMLR-XV/BG/16 : Autor(es): Delegation of the United Kingdom
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Beach debris survey – Main Bay, Bird Island, South Georgia, 1997/98
which were considerably less than the winter totals for the previous 5 years of collections. The number ... of items collected in the summer was 310, an increase of 72 percent from the 1996/97 total of 180 ... . Nylon line, identical to that attached to longline gear, accounted for 88 percent of items, nearly all ... for concern and suggests that CCAMLR needs to enhance its campaign to reduce the amount of man-made ...
Meeting Document : CCAMLR-XVIII/BG/6 : Autor(es): Delegation of the United Kingdom
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Using data recorded during commercial krill fishing in Feedback Management
there is an unknown impact/uncertainty of the effect of using data collected during aimed trawling at ... might inform about some of this uncertainties. In this paper we discuss how the information of these two ... papers can be used in an operational FBM. Author(s): O.R. Godø, G. Skaret and E. Niklitschek Title ... for releasing documents: Norway ...
Meeting Document : WG-EMM-16/74 : Autor(es): O.R. Godø, G. Skaret and E. Niklitschek
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Age-at-length of Patagonian toothfish from the Falkland/Malvinas Islands
Abstract: To provide an age-length key for use in modelling the age structure of the Patagonian ... crenellations. Two readers undertook one reading each of the sections, estimating age using criteria agreed at ... = 129.3, K = 0.12 and t0 =-1.55 for females; for males, L8 = 110.9, K = 0.156 and t0 =-1.12. Using these ...
Meeting Document : WG-FSA-02/74 : Autor(es): J. Ashford, A. Arkhipkin, C. Jones and S. Bobko
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Age-at-length of Patagonian toothfish from South Georgia
Abstract: To provide an age-length key for use in modelling the age structure of the Patagonian ... given by the CCAMLR Otolith Network for toothfish from South Georgia. Age estimates during the first two ... read more than 3000 otoliths, was not biased. For data pooled from this study and the South Georgia ... for males; for females, L8 = 144.9, K = 0.085 and t0 =-2.0. Using these age data, we estimated total ...
Meeting Document : WG-FSA-02/75 : Autor(es): J. Ashford, M. Belchier, C. Jones and S. Bobko
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Persistent organic pollutants in stomach contents of Adélie penguins from Edmonson Point (Victoria Land, Antarctica)
Point (Ross Sea) (74°20'56.7"S, 165°08'10.03"E) were analysed. Gas chromatography ... . Foraging sites were identified by satellite trackers in two study periods. Author(s): S. Corsolini, S ...
Meeting Document : WG-EMM-03/58 : Autor(es): S. Corsolini, S. Olmastroni, N. Ademollo, G. Minucci and S. Focardi (Italy)
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Spatial pattern of major by-catch fishes at Division 58.4.4b during 2012/13–2016/17
set, C2 and scientific observer data, was provided by the CCAMLR Secretariat on the 3th August, 2018 ... on Patagonian toothfish (Dissostichus eleginoides) at Division 58.4.4b by France and Japan. The data ... . In this paper, the C2 data from 2012/2013 to 2016/2017 fishing seasons was used for the analysis ... Workflow Status: Content Approved Document Release Consent: No Delegation responsibility for releasing ...
Meeting Document : WG-FSA-18/68 : Autor(es): Delegations of Japan and France