Resultados de la búsqueda
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APPLYING A TS-PROBE FOR MEASURING ANTARCTIC KRILL (EUPHAUSIA SUPERBA) TARGET STRENGTH IN SITU: PROCEDURES AND DATA ANALYSIS
Abstract: A submersible multifrequency acoustic TS-probe was used for measuring the target ... and analysis with some results for one selected station are presented. A Simrad EK60 split beam system ... for pressure, compass, pitch and roll. A stereo camera system was also mounted directly on the ... ) Title: APPLYING A TS-PROBE FOR MEASURING ANTARCTIC KRILL (EUPHAUSIA SUPERBA) TARGET STRENGTH IN SITU ...
Meeting Document : SG-ASAM-09/13 : Autor(es): G. Skaret, L. Calise and E. Ona (Norway)
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A generalized discriminant for sexing fulmarine petrels from external measurements
often limits the predictive value of a discriminant function to the population from which it was derived ... questionable. Our approach to overcome this limitation is to combine data from the different species into a ... discriminant scores, without reference to sexed birds, by using a maximum-likelihood method. Depending on ... Franeker and C.J.F. ter Braak (The Netherlands) Title: A generalized discriminant for sexing fulmarine ...
Meeting Document : WG-CEMP-94/24 : Autor(es): J.A. van Franeker and C.J.F. ter Braak (The Netherlands)
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REPORT ON A LONGLINE SURVEY CONDUCTED BY THE FV JANAS IN MAY 2008 ON BANZARE BANK, AND AN ASSESSMENT OF THE STATUS OF DISSOSTICHUS SPP. IN DIVISION 58.4.3B
Abstract: In May 2008, a randomised longline survey, consisting of 15 standardised sets over 2 ... that the D. mawsoni population is almost entirely large mature fish with a bias towards males, which ... are shown to mature at a smaller size than females. As the population does not contain juvenile ... . Nowara (Australia) Title: REPORT ON A LONGLINE SURVEY CONDUCTED BY THE FV JANAS IN MAY 2008 ON BANZARE ...
Meeting Document : WG-FSA-08/57 : Autor(es): D. Welsford, T. Robertson and G. Nowara (Australia)
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Ross Sea Biodiversity, Part I: validation of the 2007 CCAMLR Bioregionalisation Workshop results towards including the Ross Sea in a representative network of marine protected areas in the Southern Ocean
areas deserving close scrutiny for inclusion in a network of marine protected areas. CCAMLR (2007 ... slope, which is a smaller portion of the area identified in CCAMLR (2007) as “Ross Sea shelf”. Waters ... inconsequential in size from a global perspective. However, as shown by this summary of information — amassed from ... towards including the Ross Sea in a representative network of marine protected areas in the Southern Ocean ...
Meeting Document : WG-EMM-10/11 : Autor(es): D.G. Ainley, G. Ballard and J. Weller (USA)
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Report of a domestic workshop to identify U.S. stakeholders’ objectives and protection priorities for one or more marine protected areas in Planning Domain 1
, and, in March 2015, scientists from the U.S. Antarctic Marine Living Resources Program hosted a ... protected areas (MPAs) therein. Key products from the workshop include a list of the types of specific ... objectives that U.S. stakeholders have for MPAs in Domain 1, a map of the areas that U.S. stakeholders ... chinstrap penguins, and many seamounts). Author(s): G. Watters (USA) Title: Report of a domestic workshop ...
Meeting Document : WG-EMM-15/34 : Autor(es): G. Watters (USA)
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Updated status of Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in inshore sites of the South Shetland Islands: results of a long-term monitoring program (1983–2016) at Potter Cove
, to achieve a 33-year record, 1983-2016, to monitor changes in the prevalence of three species of ... around the South Shetland Islands: 1) a continuous increase in the abundance of N. rossii; 2) further ... decline in G. gibberifrons recruitment evidenced by the low proportions of juvenile fish; and 3) a high ... Notothenia coriiceps in inshore sites of the South Shetland Islands: results of a long-term monitoring ...
Meeting Document : WG-FSA-16/02 : Autor(es): E. Barrera-Oro, E. Marschoff and D. Ainley
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Revised proposal for a dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
Abstract: A dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season will be ... will follow the CCAMLR standard protocol. The survey is international oriented and a cumulative total ... presented to SG-ASAM-17 and WG-EMM-17 as SG-ASAM-17/01 and WG-EMM-17/05, respectively. A revised survey ... Title: Revised proposal for a dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season ...
Meeting Document : WG-EMM-18/17 : Autor(es): H. Murase, K. Abe, R. Matsukura, H. Sasaki, T. Ichii and H. Morita
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Towards a validation of ageing in mackerel icefish (Champsocephalus gunnari) – can we estimate age more accurately?
Abstract: Age estimates of mackerel icefish from different laboratories obtained during a CCAMLR ... . A second age determination workshop on mackerel icefish to improve the accuracy of age determination ... the species. Author(s): K.-H. Kock (Germany) and Zh.A. Frolkina (Russia) Title: Towards a validation ...
Meeting Document : WG-FSA-05/23 : Autor(es): K.-H. Kock (Germany) and Zh.A. Frolkina (Russia)
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An iterative model to construct an age-length key to assess the age composition of a new fishery for Dissostichus eleginoides in Chilean waters
with the aplication of a single age-length key to all monthly length distribution using the nonlinear ... model (Hoenig and Heisey, 1987). We found a catch age distribution pattern wich is not significatly ... . (Chile) Title: An iterative model to construct an age-length key to assess the age composition of a new ...
Meeting Document : WG-FSA-92/23 Rev. 1 : Autor(es): H. Robotham V. and Z. Young U. (Chile)
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A note on relating krill CPUE measures to abundance trends
Abstract: A crude mathematical framework is developed to describe krill abundance in terms of ... divided by average inter-concentration search time is suggested as a possible measure of krill abundance ... D.S. Butterworth (South Africa) Title: A note on relating krill CPUE measures to abundance trends ...
Meeting Document : WS-KCPUE-85/03 : Autor(es): D.G.M. Miller and D.S. Butterworth (South Africa)