Resultados de la búsqueda
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ASOC report to CCAMLR
recommendations on a variety of issues relevant to the work of the Commission, including on marine protected areas ... . Throughout the intersessional period, ASOC and its member groups have conducted a variety of activities with ... the aim of supporting Antarctic conservation: supporting science, engaging in public advocacy, and ... facilitating opportunities for discussion between CCAMLR stakeholders. CCAMLR must respond to the ongoing ...
Meeting Document : CCAMLR-38/BG/43 : Autor(es): Submitted by ASOC
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Spatial variability and power to detect regional-scale trends
Abstract: An important issue in regional-scale trend detection is the degree of concordance in ... between sites than within sites over time, inter-site variance can overwhelm the effects of other sources ... -scale surveys of Adelie penguin breeding population size in east Antarctica to assess the degree of ... spatial concordance in population trends within the scale of notional small-scale management units, and ...
Meeting Document : WG-EMM-03/47 : Autor(es): C. Southwell and L. Emmerson (Australia)
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Spatial overlap of krill-dependent predators and krill fishery catches and a proposal for subdivision of catch limits in Subarea 48.1
understanding of spatial overlap between predators and fishing activity. We provide estimates of the spatial ... restricted to the last 5 years, since this time period emphasizes the shift toward autumn and winter fishing ... during the winter period, especially in the Bransfield Strait. Across years, predator distributions ... might affect the distribution of fishing effort. A comparison of CEMP parameters from two years with ...
Meeting Document : WG-EMM-14/36 : Autor(es): J.T. Hinke, M.E. Goebel (USA), M.M. Santos (Argentina), P.N. Trathan (UK), W.Z. Trivelpiece and G.M. Watters (USA)
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UAV for monitoring environmental changes on King George Island (South Shetland Islands) Antarctica: preliminary study on wildlife disturbance
Abstract: The importance of Unmanned Aerial Vehicles (UAVs) in remote sensing is rapidly growing ... . However, knowledge about their potential impact on wildlife is scant, especially in the Antarctic, where ... were conducted, in the Adelié penguin (Pygoscelis adeliae) colony at Pt. Thomas (Western Shore of ... Admiralty Bay, King George Island, Antarctic, subarea 48.1). The impact of electric and combustion engine ...
Meeting Document : WG-EMM-15/50 : Autor(es): A. Kidawa, M. Korczak-Abshire, A. Zmarz, R. Storvold, M. Rodzewicz, K. Chwedorzewska, S-R. Karlsen and A. Znój (Poland)
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2015–2016
, at Signy Island, South Orkneys and at Goudier Island, Antarctic Peninsula for the period April 2015 ... (operational 15 November 2015 to 4 March 2016), which is the highest number since recording began in 2010/11 ... site during the reporting period. Overall, the occurrence of beached marine debris was below the long ... -term mean at both Bird Island and Signy Island. The incidence of marine mammal entanglements was below ...
Meeting Document : SC-CAMLR-XXXV/BG/21 : Autor(es): Delegation of the United Kingdom
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Krill fishery information
Abstract: A compilation of information and work pertaining to the krill fisheries in CCAMLR ... waters in presented, including: • A report on catches for the last, complete season (2001/02) and an ... update on catches in the current season (2002/03); • Further development of measures of overlap between ... the krill fishery and krill predators; • An updated plan for the krill fishery in Area 48 ...
Meeting Document : WG-EMM-03/28 : Autor(es): Secretariat
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Comparison of Champsocephalus gunnari catches in Subarea 48.3 from1994–97 and 2013 cruises
Abstract: The local densities of Champsocephalus gunnari observed in the 2013 survey are ... sampled was found. The comparison of the length distribution functions suggests that the stock depletion ... in the early 1990’s was due to recruitment collapse, probably a consequence of overfishing. Author(s ...
Meeting Document : WG-FSA-13/65 : Autor(es): E. Marschoff and P. Martínez (Argentina)
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Simulation experiments and CCAMLR yield estimates using CASAL
present an example model for the fictitious fishery on a fictitious species Dissostichus spurious (Everson ... were fitted with an expected percent root mean squared error (%RMSE) of less than 20%. The inclusion of ... the expected performance of integrated models is required that investigates a range of alternative ... “true” states with data that includes bias and variance in observations, as well as the robustness of ...
Meeting Document : WG-FSA-SAM-05/9 : Autor(es): A. Dunn (New Zealand)
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Seabird by-catch update on industrial Patagonian toothfish fishery in southern Chile
started the NPOA-S process by estimating the seabird bycatch at the Patagonian toothfish fishery in ... species caught was the black-browed albatross (96% of total birds). Considering the monthly fishing effort ... determined the initiation of the NPOA to reduce seabird incidental mortality in all longline fisheries in ... Chile, which is being developed during 2004 with the close collaboration of all industrial fishery ...
Meeting Document : WG-FSA-04/13 : Autor(es): J. Arata, C.A. Moreno and R. Hucke-Gaete (Chile)
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Stock assessment of D. eleginoides in Subarea 48.3 using dynamic production models
in subarea 48.3. This type of the models differ from the models currently used by CCAMLR Working ... mortality, age selectivity, recruitment estimates, mean weight at age) In the calculations with DPM (with ... estimates by years of fishing. Both models showed that the D. eleginoides stock status at the initial period ... of intensive fishery was at the level of 22-24 thousand tons. In 1989-1990 stock size increased (to ...
Meeting Document : WG-FSA-02/78 : Autor(es): P.S. Gasiukov and R.S. Dorovskich (Russia)