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Preliminary analyses in support of the CEMP Review Workshop: power analyses
, C1 under the survey scenarios of 10 and 20 years and alpha levels of 0.05 or greater. Author(s ... and 20 years. Generally, time series arising from 5 annual surveys provided little power to detect ...
Meeting Document : WG-EMM-03/26 : Автор(ы): Secretariat
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The krill distribution in waters around the South Shetland Islands: Preliminary results from an acoustic survey conducted by a Chinese krill fishing vessel in December 2013
was conducted by the Chinese krill fishing vessel ‘FURONGHAI039; in waters around the South Shetland ... strait. The majority of the krill swarms were found in the upper 100 m with a thickness less than 30 m ... coming fishing seasons. Author(s): X. Wang, X. Zhao, G. Qi, T. Zuo, J. Zhu, J. Zhang and X. Li (People’s ...
Meeting Document : WG-EMM-14/47 : Автор(ы): X. Wang, X. Zhao, G. Qi, T. Zuo, J. Zhu, J. Zhang and X. Li (People’s Republic of China)
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Are penguins and seals in competition for Antarctic krill at South Georgia?
1989 and 2000. Foraging ranges of the two species showed considerable overlap in both years but the ... consumers of Antarctic krill. In recent years the population of fur seals has increased whereas that of ... ) satellite-tracking data to investigate the spatial separation of these two species whilst at sea during the ... concentrations of foraging activity were significantly spatially segregated. Over the last 12 years the ...
Meeting Document : WG-EMM-01/22 : Автор(ы): K.E. Barlow, I.L. Boyd, J.P. Croxall, I.J. Staniland, K. Reid and A.S. Brierley (United Kingdom)
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A method to evaluate selection of Antarctic krill in towed fishing gears
traditionally collected during timely and costly fishing experiments in the field where one design is tested at ... all relevant sizes of diamond meshes 5- 40 mm and the opening angles of 10- 90 degrees. Our ... . Author(s): L.A. Krag, B. Herrmann (Denmark), S. Iversen, A. Engås, S. Nordrum and B.A. Krafft (Norway ...
Meeting Document : WG-EMM-13/34 : Автор(ы): L.A. Krag, B. Herrmann (Denmark), S. Iversen, A. Engås, S. Nordrum and B.A. Krafft (Norway)
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Comparison of census methods for black-browed albatrosses breeding at the Ildefonso Archipelago, Chile
the Ildefonso Archipelago, Chile, for > 90 years the population has never been censused using ... -browed albatrosses in the world. Author(s): G. Robertson, K. Lawton (Australia), C.A. Moreno (Chile), R ...
Meeting Document : WG-FSA-06/12 : Автор(ы): G. Robertson, K. Lawton (Australia), C.A. Moreno (Chile), R. Kirkwood (Australia) and J. Valencia (Chile)
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Temperature-dependent growth of Thysanoessa macrura: inter-annual and spatial variability
on pelagic ecosystems. Here, we used length frequencies from bi-annual surveys conducted one month ... apart to estimate growth rates of one the most euphausiids in the Southern Ocean, Thysanoessa macrura ... . We analyzed data from four separate years (1995, 1998, 2001, 2004) that varied widely in temperature ... growth. Growth rates of T. macrura varied between years and water masses, ranging from-0.037 mm day-1 in ...
Meeting Document : WG-EMM-13/39 : Автор(ы): R.M. Driscoll, C.S. Reiss and B.T. Hentschel (USA)
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Age determination of the Antarctic fishes Champsocephalus gunnari and Notothenia rossii from South Georgia
a fish039;s past history. As part of an effort to study Antarctic fish growth and population ... us to determine that the Champsocephalus gunnari grew 55cm in 17 years and the Notothenia rossii grew ... 55 cm in 7 years. The lack of: the large size groups for Notothenia rossii may be indicative of over ... determined a yearly basis for these species would provide valuable management data. Author(s): R. Radtke ...
Meeting Document : SC-CAMLR-VI/BG/43 : Автор(ы): R. Radtke (USA)
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Integrated analysis of the by-catch data in the Ross Sea toothfish fishery
significant varied across years and by SSMU and among longline gear types. The spatial-temporal heterogeneity ... the CCAMLR Article II the following activities are proposed: investigations of spatial-temporal ... . Author(s): S. Kasatkina Title: Integrated analysis of the by-catch data in the Ross Sea toothfish ...
Meeting Document : WG-FSA-16/13 Rev. 1 : Автор(ы): S. Kasatkina
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REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA
growth, greater ages at maturity (about 20 years compared with 6–11 years) and greater maximum ages (28 ... that these skates initially grow very rapidly for about five years, after which growth almost ceases ... –37 years compared with 14 years). Several pieces of circumstantial evidence support the new ... interpretation, but a validation study is required to determine which growth scenario is correct. Author(s): M.P ...
Meeting Document : WG-FSA-08/21 : Автор(ы): M.P. Francis (New Zealand) and M.J. Gallagher (Ireland)
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An integrated stock assessment for the Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Subarea 58.6
season 2018/2019 (End of August 2019). This updated assessment model is based on the best available data ... (Sinègre et al., 2017b), this assessment accounts for (1) updated data (2017/2018 & 2018/2019) (2 ... than the one obtained in 2017, with an estimate of 54 610 tons (48 560-60 880). The estimate of the ... , State-space model, Population dynamic model Author(s): F. Massiot-Granier, G. Duhamel and C. Péron ...
Meeting Document : WG-FSA-2019/57 Rev. 1 : Автор(ы): F. Massiot-Granier, G. Duhamel and C. Péron
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