Search results
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Entanglement of Antarctic fur seals in man-made debris at Bird Island, South Georgia
compared to 30), it was substantially lower than during the 1988/89 and 1989/90 seasons (190 and 156 ... of entanglement during the pup-rearing period was slightly higher than in the previous year (48 compared to 30 ...
Meeting Document : SC-CAMLR-XI/BG/09 : Author(s): Delegation of United Kingdom
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ABUNDANCE AND BIOLOGICAL INFORMATION ON TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2007/08 SEASON
and Phase 2). Shinsei Maru Trot line system was used as a fishing gear. Toothfish contributed 67-70 ... for Phase 1 and Phase 2, respectively. Mean CPUE of toothfish in weight by SSRU ranged from 64.0 to ... 80.7 kg / 1,000 hooks and from 120.8 to 308.6 kg / 1,000 hooks for Phase 1 and Phase 2, respectively ...
Meeting Document : WG-SAM-09/10 : Author(s): K. Taki, T. Ichii, M. Kiyota and S. Kawahara (Japan)
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The foraging range of Adelie penguins at Bechervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery
system. Birds were tracked over four foraging trips (by 2 females and 4 males) during the incubation ... period (November-December 1991) and 17 trips (by 4 females and 2 males) throughout January 1992 when ... ) approximately 110 km distant at its closest point. Birds feeding chicks also made journeys of 1-2 days ranging ...
Meeting Document : WG-CEMP-92/36 : Author(s): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
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Net sample validation of acoustic techniques used to identify and size Antarctic krill
). Here we compare net and acoustic data from 2 cruises around South Georgia in 1996 in order to assess ... kHz (ΔMVBS = MVBSI20- MVBS3S; where ΔMVBS between 2 & 12 dB). Biomass values estimated from krill ... = 0.94 visual classification, r2 = 0.99). Krill size was predicted from scattering models using the 2 ...
Meeting Document : WG-EMM-97/46 : Author(s): Watkins, J.L., Brierley, A.S.
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Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea
(single-area). The second and third scenarios (2-area and 3-area respectively) split the Ross Sea into ... either two or three discrete areas, with migrations of fish between areas. The 2-area model appeared to ... data simulated from the 2-area model. All the multi-area models investigated here could do with ...
Meeting Document : WG-FSA-SAM-05/12 : Author(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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Report of the Workshop for the International Coordinated Survey in conjunction with CCAMLR-2000 Survey
the highest and lowest surveys, biomass densities on three remaining surveys were 49.2 g m-2 (CV 19.5 ... %), 39.5 g m-2 (CV 15.2 %) and 43.0 g m-2 (CV 14.1 %) over a nine-week period. Maps of biomass density for ...
Meeting Document : WG-EMM-01/68 : Author(s): Delegations of Japan, Rep. of Korea, USA and Peru
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Acoustic estimates of krill density at South Georgia, December/January 1998/99
krill density there. Densities (east = 11.1 g m-2, west = 12.0 g m-2) were towards the lower end of the ...
Meeting Document : WG-EMM-99/20 : Author(s): A.S. Brierley and C. Goss (United Kingdom)
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Variability and predictability of Antarctic krill swarm structure
revealed 2 principal swarm types, which differed in both their dimensions and packing-concentrations. Type ... ) whereas type 2 swarms were an order of magnitude larger and had packing concentrations up to 10 times ... and large and superswarms within the type 2 group. A minor group (swarm type 3) was also found ... . Larger (type 2) swarms were more commonly found during nighttime or when it was overcast during the day ...
Meeting Document : WG-EMM-10/P10 : Author(s): G.A.Tarling, T. Klevjer, S. Fielding, J. Watkins, A. Atkinson, E. Murphy, R. Korb, M. Whitehouse and R. Leaper
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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
. The majority of the krill swarms were found in the upper 100 m with a thickness less than 30 ... of the krill swarms were found in the upper 100 m with a thickness less than 30 m. With this experience, more ...
Meeting Document : WG-EMM-14/47 : Author(s): X. Wang, X. Zhao, G. Qi, T. Zuo, J. Zhu, J. Zhang and X. Li (People’s Republic of China)
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Revised research longline fishing proposal for Dissostichus spp. in Subarea 48.2, second season
and Modelling (WG-SAM) during the meeting held in Buenos Aires, Argentina, on 26 to 30 June 2017. Among ... ) during the meeting held in Buenos Aires, Argentina, on 26 to 30 June 2017. Among the  ...
Meeting Document : WG-FSA-17/27 : Author(s): Delegation of Chile