Search results
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Sensitivity analysis identifies high influence sites for estimates of penguin krill consumption on the Antarctic Peninsula
models of standing krill biomass and the design of a sustainable krill fishery for the Scotia Sea ... . Antarctic krill (Euphausia superba) is a significant component of diet for penguins breeding in this region ... in krill predation estimates. We use a comprehensive database of Antarctic penguin abundances to ... of pygoscelid penguins breeding in this region. We find that a high quality survey of Zavodovski ...
Meeting Document : WG-EMM-12/P02 : Author(s): H.J. Lynch, N. Ratcliffe, J. Passmore, E. Foster and P. N. Trathan
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Estimating density and biomass of Antarctic krill around South Sheltland Islands using the 2-dB difference method
Abstract: The distribution and abundance of krill aggregation inhabiting the Subarea 48.1, which ... includes the Elephant Island peripheries and the west and south of the South Shetland Island, were ... 2016 and 38 and 200 kHz from March 6 to 14 in 2017. Krill were collected by the commercial middle trawl ... biomass of Antarctic krill around South Sheltland Islands using the 2-dB difference method Microsoft Word ...
Meeting Document : WG-EMM-17/08 : Author(s): S.-G. Choi, K. Lee and D. An
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New data on spawning, hatching and growth of the Kerguelen Islands Champsocephalus gunnari shelf stock
have been observed in mass only once during the studied period and are fishes of the 1988 cohort first ... Abstract: Combined studies on the inner shelf and outer shelf of the Kerguelen islands (1989/90 ... annual cohort. Strong differences in abundance of larvae are observed yearly. One cohort seems dominant ... in the samples along the study. It would explain the previouly observed three years cycle. Spawners ...
Meeting Document : WG-FSA-94/9 Rev. 1 : Author(s): G. Duhamel (France)
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FLAG STATUS OF SOME VESSELS ON THE NCP-IUU VESSEL LIST
Abstract: FLAG STATUS OF SOME VESSELS ON THE NCP-IUU VESSEL LIST In June 2010, the EU forwarded a ... to the report, proceedings to de-register the vessels commenced in April and concluded on 15 June ... June 2010. 3. Since that time, however, a number of reports have been received regarding the activities ... of some of these vessels: (i) Bigaro was sighted by France fishing inside Division 58.5.1 of the ...
Meeting Document : SCIC-10/04 : Author(s): Secretariat
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Potential impacts of climate change on the Southern Ocean ecosystem
in surface waters of the Southern Ocean around Antarctica, threatening this highly productive system ... little studied) CO2 sink in the Southern Ocean, resulting in a series of feedback loops accelerating ... with severe and permanant collapse. Pivotal to this process is a diminution of the important (but ... consequences. Author(s): R.G. Chittleborough (Australia) Title: Potential impacts of climate change on the ...
Meeting Document : CCAMLR-VIII/BG/21 : Author(s): R.G. Chittleborough (Australia)
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Modelling the circumpolar distribution of Antarctic toothfish using correlative species distribution modelling methods
used to predict the circumpolar distribution of habitat suitability for Antarctic toothfish. Potential ... are the types of CCAMLR data (i.e. presence of the species and/or attributes) and modelling algorithms ... suggested and highlighted for discussion. Preliminary results are provided to demonstrate the application of ... : Modelling the circumpolar distribution of Antarctic toothfish using correlative species distribution ...
Meeting Document : WG-FSA-14/65 : Author(s): L.M. Robinson, K. Reid (Secretariat)
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Estimating density and biomass of Antarctic krill (Euphausia superba) around South Shetland using the 2-dB difference method
Abstract: The distribution and abundance of krill aggregation inhabiting the Subarea 48.1, which ... includes the Elephant Island peripheries and the west and south of the South Shetland Island, were ... estimated using an acoustics survey. Acoustic data were collected with 38 and 120 kHz from April 13 to 24 in ... 2016 and 38 and 200 kHz from March 6 to 14 and 38 and 120 kHz on April 27 and May 5 in 2017. Krill were ...
Meeting Document : SG-ASAM-18/08 : Author(s): S. Choi, K. Lee and D. An
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Development of the VME registry
Abstract: The Secretariat has proposed a work plan and budget for the development of a VME ... rectangles, including locations and taxonomic composition, is intended to be posted on the public section of ... the interim VME registry, for which much of the database work has been completed. The development of ... would be required in subsequent years to maintain the registry and implement transition to future ...
Meeting Document : WG-FSA-10/07 : Author(s): Secretariat
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Development of methods relevant to feedback management (FBM) for the krill fishery
environment essential for the implementation of a Feed-Back Management (FBM) system. In terms of FBM, Marine ... Protected Area (MPA) development in CCAMLR Planning Domain 1 encompasses the major krill fishing grounds ... . Thus, data supporting FBM as an integral part of the broader management strategies of the krill ... fisheries within Domain 1 are critical if the fishery is to be managed by an empirical understanding of ...
Meeting Document : WG-EMM-18/08 : Author(s): B.A. Krafft, A. Lowther, G. Macaulay, M. Chierici, M. Biuw, A. Renner, T.A. Klevjer, R. Øyerhamn, C.A. Cárdenas, J. Arata, A. Makhado, C. Reiss and O.A. Bergstad
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Preliminary assessment of the South Georgia toothfish stock, 2007
higher than was estimated last year. 2. Improvements are made to the fit of tag data through (a ... estimates of catches at age from 1998 to 2006 (based on random sampling of the catch for age determination ... ). Fits of all data (CPUE; catches at length for the early fishery; catches at age for the later fishery ... estimates year class strength which corresponds, in some years, with estimates made from the South Georgia ...
Meeting Document : WG-FSA-07/29 : Author(s): D.J. Agnew, R. Hillary and J. Pearce (United Kingdom)