Search results
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Spatial and temporal distribution of krill Euphausia superba biomass in the Ross Sea (1989/90, 1994/95)
ice krill occurred mainly in scattered forms very close to surface. Aggregations of krill mainly ... , the whole investigated area was divided in rectangles of 1°x30'. The results of calculations indicate ... occurred mainly in scattered forms (as mentioned above) and when the environmental conditions are favorable ... the coherent forms of aggregation can be formed very quickly. During the 1989/'90 expedition hydroacoustic ...
Meeting Document : WG-EMM-97/53 : Author(s): Kalinowski, J., Azzali, M.
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ANTARCTIC TOOTHFISH STOCK ASSESSMENT IN DIVISION 58.4.1 ON THE BASIS OF CPUE DATA
this division is estimated as about 15000 t, while the estimate of virgin biomass B0 is found to be ... about 32000 t. Author(s): D. Vasilyev, K. Shust, V. Tatarnikov, I. Istomin and A. Petrov (Russia) Title ...
Meeting Document : WG-SAM-09/12 : Author(s): D. Vasilyev, K. Shust, V. Tatarnikov, I. Istomin and A. Petrov (Russia)
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Southern Ocean Network of Acoustics (SONA): Report on Acoustic Processing and Methods Workshop, Vigo, 24–25 April 2016
. Horne, T. Jarvis, R. Kloser and T. Ryan Title: Southern Ocean Network of Acoustics (SONA): Report on ...
Meeting Document : WG-EMM-16/36 : Author(s): S. Fielding, J. Thomas, C. Anderson, A. Conchon, A. Cossio, A. Dunford, P. Escobar-Flores, J. Horne, T. Jarvis, R. Kloser and T. Ryan
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2016 random stratified trawl survey
the population. These projections indicate that catches of 561 t in the 2016/17 season and 402 t in ...
Meeting Document : WG-FSA-16/26 : Author(s): D. Maschette and D. Welsford
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Precision of growth band determination from eyestalk sections of Antarctic krill (Euphausia superba) preserved in formalin
value with the accumulation of reading runs. The estimated VBFGs were expressed as L t =60.50*(1-e-0.50 ... *(t-0.45)) for males and L t =69.59*(1-e-0.25*(t+0.58)) for females, respectively (note: those ...
Meeting Document : WG-EMM-18/P16 : Author(s): G.P. Zhu, Y. Yang, Q. Song and H.T. Zhang
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Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) biomass
106 t (Coefficient of Variation = 9.5%). This gives an estimate of mean density throughout the region ... of 11.7 t km-2. Although the estimate of the mean is not sensitive to the definition of strata, the ...
Meeting Document : WG-KRILL-91/30 : Author(s): E. Murphy, I. Everson and A. Murray (United Kingdom)
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Revised progress report for the fourth year of the research fishery for Dissostichus spp. in Subarea 48.6 being jointly undertaken by Japan and South Africa
data mainly from block 486_2. Author(s): S. Somhlaba, R. Leslie, K. Taki, T. Ichii and T. Namba ...
Meeting Document : WG-FSA-16/56 : Author(s): S. Somhlaba, R. Leslie, K. Taki, T. Ichii and T. Namba
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A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2018 random stratified trawl survey
Generalized Yield Model). The 2018 survey showed a large 2+ cohort in the population. Catches of 443 t in the ... 2018/19 season and 320 t in the 2019/20 season respectively satisfied the CCAMLR decision rules. Author ...
Meeting Document : WG-FSA-18/56 : Author(s): D. Maschette and D. Welsford
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IN SITU MEASUREMENTS OF TILT ANGLE DISTRIBUTION AND TARGET STRENGTH IN ANTARCTIC KRILL (EUPHAUSIA SUPERBA)
presented in future reports. Author(s): G. Skaret, S.A. Iversen, T. Knutsen, R.J. Korneliussen, E. Ona, R ... . Pedersen, A. Totland, T. Torkelsen (Norway) and X. Zhao (China) Title: IN SITU MEASUREMENTS OF TILT ANGLE ...
Meeting Document : WG-EMM-08/29 : Author(s): G. Skaret, S.A. Iversen, T. Knutsen, R.J. Korneliussen, E. Ona, R. Pedersen, A. Totland, T. Torkelsen (Norway) and X. Zhao (China)
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Course of fisheries in the Lena Bank area (Division 58.4.4) in the season of 1990-91
made 971 t of grey rockcod Notothenia squamifrons and 29 t of Patagonian toothfish Dissostichus ...
Meeting Document : WG-FSA-94/07 : Author(s): A.K. Zaitsev (Ukraine)