Résultats de la recherche
-
Report from a krill- focused survey with RV Kronprins Haakon and land-based predator work in Antarctica during 2018/19
measure of the available prey field. This information can be integrated with finer-scale knowledge of ... survey that provides updated estimates of the biomass and distribution of krill which are used in models ... the fishery is to be managed by an empirical understanding of krill density, distribution ... , requires acoustic data to be collected, processed and reported continuously during the fishing season as a ...
Meeting Document : WG-EMM-2019/07 : Auteur(s): B. Krafft, K. Bakkeplass, T. Berge, M. Biuw, J. Erices, E. Jones, T. Knutsen, R. Kubilius, M. Kvalsund, U. Lindstrøm, G.J. Macaulay, A. Renner, A. Rey, H. Søiland, R. Wienerroither, H. Ahonen, J. Goto, N. Hoem, M. Huerta, J. Höfer, O. Iden, W. Jouanneau, L. Kruger, H. Liholt, A. Lowther, A. Makhado, M. Mestre, A. Narvestad, C. Oosthuisen, J. Rodrigues and R. Øyerhamn
-
Verification of the CMIX procedure on species with known age-length keys
Subarea 26. Age-length keys for 1995-2001 and length frequency data obtained during the surveys carried ... out by research vessels of Russia and other countries were used. It has been shown that divergence in ... from age-length keys (ALK) computed based on the materials of direct age reading may be significant ... species with known age-length keys Approval: Approved ...
Meeting Document : WG-FSA-SAM 03/5 : Auteur(s): P. Gasiukov (Russia)
-
Modelling catch and effort data using generalised linear models with random cruise and stratum-by-year effects: trawl fishery for Dissostichus eleginoides in CAMLR Area 58.5.2
the case with other additive fixed terms in the GLMM. It was concluded that there was an increase in ... poorer than that of the longline data for Subarea 48.3. A weak trend of decreasing CPUE values with entry ... Abstract: A set of procedures for modelling catch and effort data using generalized linear mixed ... with calculating an overall standardised CPUE series when the Subarea has been divided into sampling ...
Meeting Document : WG-FSA-03/34 : Auteur(s): S.G. Candy (Australia)
-
Fishes caught along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter months of 1992
) in comparison with some data reported previously. Author(s): T. Iwami (Japan) Title: Fishes caught ... of 1992 (from July 9 to August 3) on board F/V No.3 and No.5 Chiyo Maru in the vicinity of the South ... along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter ...
Meeting Document : WG-KRILL-93/51 : Auteur(s): T. Iwami (Japan)
-
Further analysis of target strength measurements of Antarctic krill at 38 and 120 kHz: comparison with deformed cylinder model and inference of orientation distribution
be made at each frequency. By requiring that the differencebetween predicted and measured target ... strengths be a minimum in a least-squares sense, it ispossible to infer the orientation distribution. This ... analysis of target strength measurements of Antarctic krill at 38 and 120 kHz: comparison with deformed ... scattering model. Author(s): D. Chu (USA), K.G. Foote (Norway) and T. K. Stanton (USA) Title: Further ...
Meeting Document : WG-KRILL-93/06 : Auteur(s): D. Chu (USA), K.G. Foote (Norway) and T. K. Stanton (USA)
-
Killer whale Orcinus orca and sperm whale Physeter macrocephalus interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic
likely that sperm whales were attracted to areas with high catch rates, but in areas with lower catch ... -line observations on a longliner in the 2001 season it was noted that toothfish lips on hooks were more ... prevalent when sperm whales were in the vicinity of the vessel, suggesting that whole fish might be ... Abstract: Killer whale (Orcinus orca) and sperm whale (Physeter macrocephalus) interactions with ...
Meeting Document : WG-FSA-03/27 : Auteur(s): M.G. Purves (United Kingdom), D.J. Agnew (United Kingdom), E. Balguerías (Spain), C.A. Moreno (Chile) and B. Watkins (South Africa)
-
Analysis of sea-ice concentration of 48.6_4 and _5 with remote sensing data during the latest four seasons
develop the research plan and make the presentation on that in the coming WG-FSA meeting. Author(s): T ... . Namba, K. Taki and T. Ichii Title: Analysis of sea-ice concentration of 48.6_4 and_5 with remote ... byUniversity Bremen. Figure 1 shows the overall of the topography and ice condition with Shinsei maru No. 3 ... trace in 2015/16 season (the detailed trace will be presented at the PowerPoint slide in the WG-SAM-16 ...
Meeting Document : WG-SAM-16/42 Rev. 1 : Auteur(s): T. Namba, K. Taki and T. Ichii
-
A survey of fish stocks in the Heard Island and McDonald Islands region in the 1999/2000 season and a comparison of the abundances of selected species with those obtained in previous surveys
since 1990 and results from each survey are presented so that inter-annual comparisons can be made ... abundances of selected species with those obtained in previous surveys Approval: Approved ... . Author(s): R. Williams, A. Constable, T. Lamb and E. van Wijk (Australia) Title: A survey of fish ...
Meeting Document : WG-FSA-00/40 : Auteur(s): R. Williams, A. Constable, T. Lamb and E. van Wijk (Australia)
-
A plan for Antarctic krill survey with a scientific broadband echosounder onboard R/V Kaiyo-maru in the CCAMLR Division 58.4.1 during 2018/19 season
, orientation and length distributions will be inferred from the measured spectra with theoretical acoustic ... , R. Matsukura, T. Mukai and H. Murase Title: A plan for Antarctic krill survey with a scientific ... will conduct echo sampling with a scientific broadband echosounder EK80 (Simrad-Kongsberg) during a ... -maru. The echo sampling will be performed during targeted RMT1+8 tows. Spectra of volume backscattering ...
Meeting Document : SG-ASAM-18/05 : Auteur(s): K. Amakasu, K. Abe, R. Matsukura, T. Mukai and H. Murase
-
Seabird interactions with longlining operations for Dissostichus eleginoides around South Georgia, April to May 1994
Paper Title: Seabird interactions with longlining operations for Dissostichus eleginoides around ... eleginoides off South Georgia were assessed for incidental mortality and interactions with seabirds. Twenty ... petrels (Procellaria aequinoctialis); the four day sets contributed 85% of deaths, with giant petrels ... disproportionately affected in relation to their numbers near the fishing vessel; giant petrels may be ... be killing 44 000 albatrosses annually, and that the introduction of streamer lines to deter ... this concern CCAMLR introduced in 1991 the requirement that streamer lines be deployed during ... place may also be important: the decline in numbers of white-chinned petrels observed coincided with ... -chinned petrels approached the line and dived in groups, with deaths also appearing to be aggregated ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 111–121 : Auteur(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno