Résultats de la recherche

1. A simulation study of krill fishing by an individual Japanese trawler

   Paper Title:  A simulation study of krill fishing by an individual Japanese trawler Abstract ... krill trawler over a half-month period. It is based on an underlying krill distribution model whose ... elongating krill swarms, and allowing hauls to continue through more than one swarm. Twenty four candidate ... abundance indices (generally of a CPUE form) for krill biomass in the 600 n mile square oceanic sector ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 1–108 : Auteur(s): Butterworth, D.S.

2. Distribution, biomass and characteristics of the Euphausia superba fishery around South Georgia (Subarea 48.3)

   South Georgia (Subarea 48.3) Abstract / Description:  Krill distribution in the South Georgia area and ... recent findings is discussed in this paper. There has been less focus on data concerning krill biomass ... assessments. The existing uncertainty in krill biomass assessment can be largely attributed to high ... krill biomass for the area. It was therefore only possible to begin to explain the reasons for the ... WG-KRILL-90/19 DISTRIBUTION, BIOMASS AND ... . Makarov**, L.G. Maklygin** Abstract * Krill distribution in the South Georgia area and many aspects ... . The existing uncertainty in krill biomass assessment can be largely attributed to high variability ... in the scale of krill swarms and to attempt to determine more reliable values of its biomass after a ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 123–147 : Auteur(s): Latogursky, V.I., R.R. Makarov and L.G. Maklygin

3. Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations

   include krill in food-web models and to guide modellers to key sources of data. It describes the strengths ... of each method of sampling krill, i.e. with nets (for historical time series, demographic information ... and live krill), acoustics (distribution, time series, biomass and swarm-scale information), the ... recommended. Observations that krill occupy the underice layer, the 0–10 m layer, the deeper water column and ... ,  albeit in  krill ‐r ich parts of kril l’s  range Krill  in 0‐10 m l ayer missed by acoustic surveys ... :  small habitat volume but  occasion al ly high kril l concentrations Krill  in  ice‐covered habitats ... year round: smal l  habitat volume but often  very  high kril l concentrations Kri ll at depth ... Kril l at  the seabed : small habitat Volume but sometimes kr ill  found in  swarm densi ties Fig. 2 ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Auteur(s): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)

4. A compilation of parameters for ecosystem dynamics models of the Scotia Sea – Antarctic Peninsula region

   – Antarctic Peninsula region Abstract / Description:  Expansion of the krill fishery in the Scotia Sea ... parameters include life history and krill consumption parameters for the fish, whale, penguin and seal ... species that feed on krill in this region. Maximum krill transport rates are also derived from the OCCAM ... are provided where possible. The results suggest that fish are the major krill consumers in all SSMUs ... рыбы. Resumen La expansión de la pesquería de kril en la región del Mar de Escocia–Península ... estos métodos. Los parámetros incluyen el ciclo de vida y el consumo de kril de las especies de peces ... transporte de kril también se derivan del modelo OCCAM de circulación oceánica global. La magnitud de la ... los mayores consumidores de kril en todas las UOPE, y de éstos, los peces perciformes consumen tanto ...

   Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 1–25 : Auteur(s): Hill, S.L., K. Reid, S.E. Thorpe, J. Hinke and G.M. Watters

5. Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997

   predominantly on krill. An index of condition which uses the ratio of the measured total mass to the estimated ... mass is shown to provide a good indicator of local krill density. The index is likely to be little ... affected by the reproductive cycle unless there is high krill availability during the months around the ... responds rapidly to changes in krill density and therefore can provide indications of short-term variations ... explotacibn comercial cornenz6 a Everson and Kock principios de la decada de 10s setenta. El kril es el ... kril. El indice varia m u y poco en funcion del ciclo reproductor, salvo que haya una gran ... abundancia de kril dura~ite 10s meses cercanos a la 6poca de desove, y aitn asi, el efecto es mucho inenor ... que 10s valores in&ximos observados. Los cambios en la densidad de kril afectan riipidainente a1 ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 119–132 : Auteur(s): Everson, I. and K.-H. Kock

6. The use of analysis of penguin stomach contents in simultaneous study of prey and predator parameters

   predator parameters Abstract / Description:  Size selectivity of krill by penguins is shown to be highly ... proposed as being the correct approach for analysis because lack of independence between krill specimens ... found in the stomach of a given penguin prevents the pooling of krill lengths from different samples ... highly significant linear regression between krill size and time of sampling was found. Full use of ... Size selectivity of krill by penguins is shown to be highly sensitive to the statistical assumptions ... for analysis because lack of independence between krill specimens found in the stomach of a given ... penguin prevents the pooling of krill lengths from different samples. Samples taken in Bahfa Esperanza ... regression between krill size and time of sampling was found. Full use of information obtained from ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 367–375 : Auteur(s): Marschoff, E. and B. González

7. Consideration of major issues in ecosystem monitoring and management

   in the Krill Yield Model (KYM). Smaller-scale interactions centre around three main categories: the ... availability of krill, variation in vital rates of the dependent species and the overlap between commercial ... within which to investigate krill availability. Vital rates can be investigated directly and also by ... cult to estimate age directly, experiments El modelo de rendimiento de kril (KYM) toma en cuenta las ... : la disponibilidad de kril, la variación de las tasas vitales de las especies dependientes y el área ... para investigar la disponibilidad de kril. Las tasas vitales pueden estudiarse directamente y también ... populations vary naturally. Large-scale interactions are catered for in the Krill Yield Model (KYM ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Auteur(s): Everson, I

8. CCAMLR ecosystem monitoring and management: future work

   management of a single species (Antarctic krill, Euphausia superba), it takes account of the needs of ... up to detect the effects of fishing on krill predators. CCAMLR needs to adopt a management procedure ... krill fishery. It highlights the need to focus future work in these areas, including the need to ... evaluate candidate management procedures in advance of the expansion of the krill fishery. Most importantly ... de una especie (kril antártico, Euphausia superba), la evaluación de los límites de captura toma en ... de sus objetivos mediante el estudio de los efectos de la pesca en los depredadores del kril. La ... distintos métodos que ya han sido propuestos para la ordenación de la pesquería de kril. Se destaca la ... de ordenación antes de la expansión de la pesquería de kril. Por sobre todo, los objetivos ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Auteur(s): Constable, A.J

9. Analysis of the diet of Champsocephalus gunnari at South Georgia in late summer from 1994 to 1997, Dr Eduardo L. Holmberg surveys

   was analysed using frequency of occurrence (F%) and dietary coefficient (Q%) methods. Krill (Euphausia ... and Thysanoessa sp., which are known to be important alternative food in years of krill scarcity, as ... of krill in Subarea 48.3 during the period investigated can be defined as low in 1994 (equivalent to ... years of krill scarcity), intermediate in 1995 (below years of historically high abundance), and high in ... , mediante 10s metodos de frecuencia de ocurrencia (F%) y coeficiente alimentario (Q%). El kril (Euphausia ... alimento alternativa en afios de escasez de kril, como asi tambien el consumo de peces, fue ocasional o ... componentes de la dieta. La disponibilidad de kril en la Subarea 48.3 durante el periodo de estudio puede ... definirse como: baja en 1994 (equivalente a afios de escasez de kril), intermedia en 1995 (menor que en ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 103–123 : Auteur(s): Barrera-Oro, E., R. Casaux and E. Marschoff

10. Commercial fishing vessels as research vessels in the Antarctic – requirements and solutions exemplified with a new vessel

    description of a Norwegian krill fishing vessel now under construction is presented. This type of combined ... ., 2013). Krill plays a key role in Antarctic marine ecosystems (Siegel, 2010). The combined impact of ... concept a description of a Norwegian krill fishing vessel now under construction is presented. This type ... resource evaluation and management. Godø et al. 12 Commercial exploitation of krill has varied ... areas of land-based krill predators and the krill fish- ery, which both exploit high concentrations of ...

    Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 11–17 : Auteur(s): Godø, O.R., C. Reiss, V. Siegel, J.L. Watkins

Pages