Search results
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Prediction of krill target strength by liquid prolate spheroid model
(TS) of krill. Scattering patterns are shown to demonstrate orientation dependence of krill TS. Length ... . The variability of the TS of krill is large where L/λ is larger than unity. Therefore, a frequency around 70 kHz ... is superior to 120 kHz which are ordinarily used for krill surveys. Author(s): M. Furusawa and Y. Miyanohana ... (Japan) Title: Prediction of krill target strength by liquid prolate spheroid model Approval: Approved ...
Meeting Document : WG-KRILL-93/21 : Author(s): M. Furusawa and Y. Miyanohana (Japan)
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Polish krill fishery in the 1991/92 and 1992/93 seasons results of catches and biological investigations
Abstract: Poland began krill fishing operations in the 1976/1977 season. It has been engaged ... in krill commercial fishery since the 1986/1987 season. Maximum catches, equalling 15.9 thous tonnes. were ... , attained in the 1992/1993 season. The report presents an analysis of Polish krill catches in the 1991/1992 ... calculated. The results of biological investigations of krill on the fishing grounds of the South Orkney ...
Meeting Document : WG-Krill-94/09 : Author(s): J. Sosinski and Z. Cielniaszek (Poland)
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An assessment of the impact of krill fishery on penguins in the South Shetlands
Abstract: The competition between Japanese krill fishery and penguins during their breeding ... information on fishery, penguins and krill biomass. The catch is very low in December followed by roughly ... . Estimated krill biomass varies considerably within the favorite fishing areas due to the movement of krill ... into and out of the area, but high krill biomass (100-1000 x103t) usually existed there. Compared ...
Meeting Document : WG-KRILL-93/07 : Author(s): T. Ichii, M. Naganobu and T. Ogishima (Japan)
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Winter gut contents of the Antarctic krill (Euphausia superba Dana) collected in the South Georgia area
Abstract: Foregut contents of the Antarctic krill Euphausia superba Dana which were collected ... (adults: 78, subadults: 49, juveniles: 3) which were caught by krill trawling from various depths were ... examined in this study. The foregut contents of the krill consisted of various fragments of crustacean ... zooplankton in 77 individuals out of 130 examined. Among the fragments a portion of the pereiopods of krill ...
Meeting Document : WG-KRILL-93/30 : Author(s): Y. Nishino and A. Kawamura (Japan)
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Note on relationship between the Antarctic krill and annual variation of ice edge during 1979 to 1992
Abstract: During 1979 to 1991, relationship between the size of Antarctic krill and the extent ... of the sea ice in the sea area around the South Shetland Islands are described. Mean size of krill near ... . This implies that strong recruitment of small size krill had occurred just after the season with the strong ice ... circumpolar trough. Therefore, it could be suggested climate and ecology of krill populations are closely ...
Meeting Document : WG-KRILL-93/26 : Author(s): M. Naganobu and S. Kawaguchi (Japan)
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Krill processing factors
Abstract: There is a wealth of earlier papers on the topic of krill processing dominated ... by the works of Grantham (1977) “The Utilization of Krill”, Budzinski et al (1985), “The Possibilities ... of Processing and Marketing of Products Made from Antarctic Krill”, and from works produced by J. K McElroy ... market prices for Krill Products. Yield Estimates from round (Whole) Krill are as follows from McElroy ...
Meeting Document : WG-EMM-01/44 : Author(s): D. Rogers (USA)
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By-catch of fish in the krill fishery
Abstract: Observations are reported of icefish being taken as bycatch during krill fishing ... operations from a research vessel. The results indicate that the bycatch of fish in the commercial krill ... in open ocean krill fishing. Author(s): I. Everson (United Kingdom), A. Neyelov and Y. Permitin (USSR ... ) Title: By-catch of fish in the krill fishery Approval: Approved ...
Meeting Document : WG-KRILL-91/25 : Author(s): I. Everson (United Kingdom), A. Neyelov and Y. Permitin (USSR)
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Krill caught by predators and nets: differences between species and techniques
Abstract: Samples of Antarctic krill collected from six seabird species and Antarctic fur seal ... during February 1986 at South Georgia were compared to krill from scientific nets fished in the area ... at the same time. The length-frequency distribution of krill was broadly similar between predators and nets ... although the krill taken by diving species formed a homogeneous group which showed significant differences ...
Meeting Document : WG-EMM-96/09 : Author(s): Hill, H.J., Reid, K., Trathan, P.N., Croxall, J.P.
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INTERANNUAL SPATIAL VARIABILITY OF KRILL (EUPHAUSIA SUPERBA) INFLUENCES SEABIRD FORAGING BEHAVIOR NEAR ELEPHANT ISLAND, ANTARCTICA
Abstract: We investigate the influence of krill (principally Euphausia superba) patchiness ... on the foraging distributions of seabirds to understand how variation in krill influences patch dynamics between ... krill and birds. At sea surveys were conducted near Elephant Island, Antarctica for three years (2004 ... krill. We measured patch size of krill and seabirds and elucidated how krill patch dynamics influence ...
Meeting Document : WG-EMM-08/P12 : Author(s): J.A. Santora, C.S. Reiss, A.M. Cossio and R.R. Veit
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Status of the krill stock around Elephant Island in 1991/92 and 1992/93
Abstract: Krill stock composition and distribution patterns in the vicinity of Elephant Island ... . The general distribution of krill length and maturity classes conformed to previous descriptions and appears ... to be a recurring and predictable aspect of the krill stocks in the Antarctic Peninsula region. The length frequency ... , maturity stage composition and reproductive activity of krill appeared to be affected by dense salp ...
Meeting Document : WG-KRILL-93/08 : Author(s): V. Loeb (USA) and V. Siegel (Germany)