Résultats de la recherche
-
Towards a new method for age determination in Antarctic krill, and evidence that krill shrink under natural conditions
Abstract: Laboratory studies have shown that Antarctic krill Euphausia superba shrink if ... individuals may be shrinking in the field during winter. If krill shrink during the winter, conclusions ... laboratory population, it appears that when krill shrink, the crystalline cone number remains relatively ... body-length offers a method for detecting the effect of shrinking in natural populations of krill. On ...
Meeting Document : WG-Krill-94/17 : Auteur(s): W. de la Mare (Australia)
-
Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey
Abstract: The results of Butterworth et al. (1992) relating potential krill yield to a pre ... the Third and Fourth Meetings of Working Group on Krill. The most important of these extensions is ... of krill spawning biomass falling below specified fractions of Ksp. Author(s): D.S. Butterworth, G.R ... setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey ...
Meeting Document : WG-KRILL-93/42 : Auteur(s): D.S. Butterworth, G.R. Gluckman, R.B. Thomson and S. Chalis (South Africa)
-
Operation results of Ukrainian vessels at Antarctic krill fishery in Subareas 48.2 and 48.3 in March-June 1994. Krill size composition
Abstract: In 1993 Ukraine has recommenced krill fishing which was terminated in 1993. It is ... results of Ukrainian vessels at Antarctic krill fishery in Subareas 48.2 and 48.3 in March-June 1994 ... . Krill size composition Approval: Approved ...
Meeting Document : WG-Krill-94/33 : Auteur(s): V.A. Bibik and V.N. Yakovlev (Ukraine)
-
Peak mortality of krill, fished with midwater trawls and feasible criteria of krill trawls ecological safety
fleet group. Mathematical model is illustrated by a numeric example from the krill fishery. Thus, the ... of stock estimate bias. Author(s): Yu. V. Kadilnikov (Russia) Title: Peak mortality of krill ... , fished with midwater trawls and feasible criteria of krill trawls ecological safety Approval: Approved ...
Meeting Document : WG-KRILL-93/34 : Auteur(s): Yu. V. Kadilnikov (Russia)
-
An argument against big incidental krill mortality stated in WG-KRILL-91/6
Author(s): E. Sakitani (Japan) Title: An argument against big incidental krill mortality stated ... in WG-KRILL-91/6 Approval: Approved ...
Meeting Document : WG-KRILL-92/29 : Auteur(s): E. Sakitani (Japan)
-
Towards a distribution of M/ for krill (Euphausia superba) required for the stochastic krill yield model
Author(s): M. Basson (United Kingdom) Title: Towards a distribution of M/ for krill (Euphausia ... superba) required for the stochastic krill yield model Approval: Approved ...
Meeting Document : WG-Krill-94/11 : Auteur(s): M. Basson (United Kingdom)
-
Krill population biology during the 1991 Chilean Antarctic krill fishery
Author(s): A. Mujica R., E. Acuña S. and A. Rivera O. (Chile) Title: Krill population biology ... during the 1991 Chilean Antarctic krill fishery Approval: Approved ...
Meeting Document : WG-KRILL-92/33 : Auteur(s): A. Mujica R., E. Acuña S. and A. Rivera O. (Chile)
-
Midwater trawl catchability on krill exploitation and possible approaches to krill total exemption assessment
catchability on krill exploitation and possible approaches to krill total exemption assessment Approval ...
Meeting Document : WG-KRILL-90/22 : Auteur(s): Yu.V. Zimarev, S.M. Kasatkina and Yu.P. Frolov (USSR)
-
Do krill and salps compete? Contrary evidence from the krill fisheries
Paper Title: Do krill and salps compete? Contrary evidence from the krill fisheries Abstract ... / Description: Salp by-catch and krill discolouration ('green' krill) caused by active feeding on ... phytoplankton were analysed using logbook data from Japanese krill trawlers operating near the Antarctic ... presence of green krill were analysed. No relationship between salp density and the proportion of green ... XBneHHfi. Resumen Se analizo la captura secundaria de salpas y la descoloracion del kril (kril verde ... kril japoneses que faenaron cerca de la Peninsula Antirtica. Se estudio la variabilidad interanual y ... estacional de la ocurrencia, duracion e intensidad de las proliferaciones de salpas y la presencia de kril ... verde. Cuando las capturas incluyeron simultaneamente la presencia de salpas y de kril, no se observo ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 205–216 : Auteur(s): Kawaguchi, S., T. Ichii, M. Naganobu and W.K. de la Mare
-
Maximum entropy reconstructions of krill distribution and estimates of krill density from acoustic surveys at South Georgia, 1996–2000
Paper Title: Maximum entropy reconstructions of krill distribution and estimates of krill density ... Entropy (MaxEnt) reconstructions of krill distribution and estimates of mean krill density within two ... . Krill densities had previously been determined at approximately 0.5 km intervals along each of the ten ... uses an iterative Bayesian approach to infer the most probable krill density for each of the 32 000 0.5 ... distribución de kril y estimaciones de la densidad promedio de kril en dos áreas de estudio (rectángulos de 80 ... en ambos rectángulos. La densidad de kril había sido estimada previamente cada ≈0,5 km, a lo largo ... más probable de kril para cada una de las 32 000 cuadrículas de 0,5 × 0,5 km de cada rectángulo ... pesar de algunas diferencias regionales e interanuales de gran magnitud en la densidad promedio de kril ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 91–100 : Auteur(s): Wafy, M.H., A.S. Brierley, S.F. Gull and J.L. Watkins