Resultados de la búsqueda
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Modelling krill recruitment
Paper Title: Modelling krill recruitment Abstract / Description: A method is developed for using ... observed values of the mean proportion of recruits and its variance to model recruitment in a krill ... CCAMLR Science, Vol. 1: 49-54 MODELLING KRILL ... and its variance to model recruitment in a krill population in terms of numbers of recruits. The ... krill. Cette mPthode comporte un calcul de la mortalit6 naturelle et d'autres paramPtres en rapport ... avec les paramPtres de recrutement proportionnel observes. Dans ce document est exposee une procedure ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 49–54 : Autor(es): W.K. de la Mare
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Methodological guidelines on the assessment of trawl catchability of krill by means of statistical modelling
Paper Title: Methodological guidelines on the assessment of trawl catchability of krill by means ... the relative effectiveness of krill fishing gear by means of statistical modelling. The Monte-Carlo ... krill fishing. However, on its own the Monte-Carlo method does not provide a complete solution to the ... for the process of entrapment of krill by the net; this permits the rigorous mathematical formulation ... THE ASSESSMENT OF TRAWL CATCHABILITY OF KRILL BY MEANS OF STATISTICAL MODELLING Z.I.Kizner (U. S ... of krill fishing gear by means of statistical modelling. The Monte-Carlo method, which is described ... stochastic systems, including the assessment of the effectiveness of trawl nets used in krill fishing ... process of entrapment of krill by the net; this permits the rigorous mathematical formulation of the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 195-222 : Autor(es): Kizner, Z.I.
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Further analysis of target strength measurements of Antarctic krill at 38 and 120 kHz: comparison with deformed cylinder model and inference of orientation distribution
Abstract: Data collected during the krill target strength experiment [J. Acoust. Soc. Am. 87, 16 ... analysis of target strength measurements of Antarctic krill at 38 and 120 kHz: comparison with deformed ...
Meeting Document : WG-KRILL-93/06 : Autor(es): D. Chu (USA), K.G. Foote (Norway) and T. K. Stanton (USA)
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Target strengths of krill at 136 and 20 kHz
Paper Title: Target strengths of krill at 136 and 20 kHz Abstract / Description: Estimation of ... krill target strength was made by ensonifying encaged live krill and using trawl hydroacoustic method ... . Ensonification of encaged live krill. For aggregations with mean lengths from 45 to 50 mm the mean single-krill ... the mean single-krill target strengths range from-71 to-77 dB at 20 kHz. Trawl hydroacoustic method ... determined (from specific data on krill distribution characteristics and trawling regime); • trawl ... necessity to apply TS data on krill to the calculation of its biomass means that research is still required ... orientaion of euphausiids (krill). Coun.Int. Coun. Explor. Sea. Document B:6. FOOTE K.G., L EVERSON, J ... WG-KRILL-91/29 TARGET STRENGTHS OF KRILL AT 136 AND 20 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 141–157 : Autor(es): Kasatkina, S.M.
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
limit on krill (Euphausia superba) in Statistical Area 48. The measure also asks the Scientific ... local areas. Nine alternative methods of determining subarea or local area krill catch limits are ... considered, 2) the cost of data collection, 3) the reliability of required information, 4) the ease of ... . Alternatives based on continental shelf area, simple pulse fishing, and krill surveys are not biologically ...
Meeting Document : WG-KRILL-92/16 : Autor(es): G. Watters and R.P. Hewitt (USA)
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Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3
Paper Title: Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3 ... krill fishery around South Georgia, and on mitigation methods that were being developed and deployed to ... seal entanglements on krill vessels fishing around South Georgia in the 2004 fishing season. The ... implemented by Japanese vessels during the 2003 krill fishing season around South Georgia (Japan Deep Sea ... from Fishing (WG-IMAF). Krill vessels are required to submit operational data to CCAMLR, including ... fi ne-scale catch and effort data. The data submitted to CCAMLR by those krill vessels operating in ... seal entanglement by Japa nese krill vessels. Document WG-FSA- 04/17. CCAMLR Hobart, Australia ... (2005): 195–205 195 SEAL MITIGATION MEASURES ON TRAWL VESSELS FISHING FOR KRILL IN CCAMLR SUBAREA ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 195–205 : Autor(es): Hooper, J., J.M. Clark, C. Charman and D. Agnew
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Antarctic krill, Euphausia superba Dana, demography studies in the seas of Sodruzhestvo and Cosmonauts (Indian Ocean sector of Antarctica)
duration, as well as about the interannual variability in the above parameters. According to our data ... (Hosie et al., 1988) for the Prydz Bay by data for 1981-1985. Basing on long-term observations, relations ... of E.superba is assumed in these areas. Author(s): E.A. Pakhomov (Ukraine) Title: Antarctic krill ...
Meeting Document : WG-KRILL-93/45 : Autor(es): E.A. Pakhomov (Ukraine)
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Analysis of krill trawling positions north of the South Shetland Islands (Antarctic Peninsula area), 1980/81–1999/2000
Paper Title: Analysis of krill trawling positions north of the South Shetland Islands (Antarctic ... commercial krill trawling positions for the 1980/81 to 1999/2000 seasons in the area north of the South ... . Trawling positions seemed to be primarily governed by the distribution of larger mature krill, especially ... quality, such as salp abundance and the proportion of green krill, also seemed to have an increasing ... . Factors that may l~ave influenced trawling positions were discussed. logbook data from Antarctic krill ... available data to elucidate trends of associatiol~ between biological factors (krill and salp density ... . Biological data are listed in Table 1. December January February March A p r ~ l May Analysis of krill ... . 1997. Catch per ~mi t effort and proportional recruitment indices from Japanese krill fishery data ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 25–36 : Autor(es): Kawaguchi, S. and K. Segawa
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Analysis and modelling of the Soviet Southern Ocean krill fleet
/ Description: The first part of this document contains an analysis of data pertaining to the Soviet krill ... catch and effort data provide about krill abundance or how easily can significant changes in krill ... Paper Title: Analysis and modelling of the Soviet Southern Ocean krill fleet Abstract ... fleet. The data base consists of the records of 12 different cruises by 8 different research vessels ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 127–235 : Autor(es): Mangel, M.
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KRILL FISHERY REPORT: 2009 UPDATE
compares with 156521 t of krill reported in STATLANT data in 2007/08. Recent developments in the krill ... krill fisheries. The report also includes information on krill stocks, parameter estimation and stock ... Abstract: Five Members (6 vessels) are fishing for krill in Area 48 in 2008/09, and have taken ... 82849 t of krill to date (Norway 33482 t, Korea 23522 t, Japan 13515 t, Russia 9654 t, Poland 2676 t ...
Meeting Document : WG-EMM-09/06 : Autor(es): Secretariat