Resultados de la búsqueda
-
Acoustic data analysis and models of krill spatial distribution
used in three descriptors of krill spatial aggregation: power spectra for krill biomass fluctuations in ... space, semivariogram (spatial autocorrelation of krill biomass) and the frequency distribution of krill ... . The computed frequency distribution of krill biomass is bimodal and appears to be the mixture of two ... . These results of data analysis suggest that krill patch size or rather a basic swarm size should be ...
Meeting Document : SC-CAMLR-VII/BG/25 : Autor(es): United States of America
-
Sensitivity analysis identifies high influence sites for estimates of penguin krill consumption on the Antarctic Peninsula
Abstract: Krill consumption by natural predators represents a critical link between surveys and ... models of standing krill biomass and the design of a sustainable krill fishery for the Scotia Sea ... . Antarctic krill (Euphausia superba) is a significant component of diet for penguins breeding in this region ... in krill predation estimates. We use a comprehensive database of Antarctic penguin abundances to ...
Meeting Document : WG-EMM-12/P02 : Autor(es): H.J. Lynch, N. Ratcliffe, J. Passmore, E. Foster and P. N. Trathan
-
Towards an ecological risk assessment of krill fishing in East Antarctica (CCAMLR Divisions 58.4.1 and 58.4.2)
Abstract: With the recommencement of commercial krill (Euphausia superba) fishing in CCAMLR ... framework used in Area 48 to assess the risks involved in any redevelopment of a krill fishery and evaluate ... available scientific data on abundance of krill predators, foraging activity and the historical distribution ... of krill catch and effort. We have pulled together an initial collection of existing krill predator ...
Meeting Document : WG-EMM-17/20 : Autor(es): N. Kelly, M. Cox, L. Emmerson, S. Kawaguchi, B. Raymond, C. Southwell and D. Welsford
-
Spatio-temporal dynamics of the Antarctic krill fishery in Subarea 48.1 based on data collected on board F/V Fu Rong Hai
Abstract: Understanding of the dynamics of the Antarctic krill fishery and the krill population ... played an important role in the feed-back management of krill fishery. The CPUE data collected from the ... spatial dynamics of the population and the fishery of krill in CCAMLR Subarea 48.1. The acoustic data ... collected from the fishing season of 2015/16 was also used to show the development of the krill population ...
Meeting Document : WG-EMM-18/41 : Autor(es): Y. Ying, X. Wang, X. Zhao, J. Zhu, G. Fan and X. Yu
-
Biomass estimates of Antarctic krill based on survey conducted by the Chinese fishing vessel FV Fu Rong Hai during the 2019 Area 48 survey
Abstract: As a contribution to the joint effort on the large-scale international synoptic krill ... survey of Area 48 (2019 Area 48 survey), the Chinese krill fishing vessel F/V Fu Rong Hai conducted the ... 10 th February 2019. Implementation and preliminary results on the estimates of krill biomass density ... using the swarm-based method to identify krill backscatter as recommended by CCAMLR. Updated analysis ...
Meeting Document : SG-ASAM-2019/07 : Autor(es): X. Wang, X. Yu, X. Zhao, J. Zhang, G. Fan, J. Zhu and Y. Ying
-
Products for human consumption from krill (Euphausia superba)
Abstract: Studies were conducted to formulate different products using krill meat stored for 2 ... months at-30°C and one month at-20°C. Dried krill of good quality could be prepared by blanching krill in ... boiling 5% Na Cl solution for 5 minutes and then sundrying. Incorporation of krill mince even at a level ... like flavour was imparted on mixing krill mince with fish mince during preparation of fish cutlet and ...
Meeting Document : WG-EMM-98/41 : Autor(es): J. Joseph, V. Muraleedharan, R. Thankamma and C.N. Ravishankar (India)
-
Progressing towards responsible, science-based and highly precautionary krill fisheries management
Abstract: Improving the management of the krill fishery is a key priority for ASOC. In this paper ... , we recommend several key actions that CCAMLR should take to ensure that management of the krill ... fishery remains highly precautionary and protects the needs of the full range of krill predators ... . Obtaining up to date krill biomass estimates, reviewing the CCAMLR Ecosystem Monitoring Program, reviewing ...
Meeting Document : SC-CAMLR-XXXVI/BG/31 : Autor(es): Submitted by ASOC
-
Multiple acoustic estimates of krill density at South Georgia during 2000/2001 reveal significant intra-annual and spatial variability
Abstract: Three separate acoustic surveys of Antarctic krill (Euphausia superba) were conducted ... extensive coverage around South Georgia. Krill density in the western box in the early-season survey was ... that is consistent with observations from previous years, krill density in the western box mid-season ... data revealed no significant difference between the mean krill density derived from only those 4 ...
Meeting Document : WG-EMM-01/15 : Autor(es): A.S. Brierley, C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst (United Kingdom)
-
Estimates of global krill abundance based on recent acoustic density measurements and their implications for the calculation of precautionary catch limits and the designation of management areas
Abstract: The global abundance of krill is estimated using recent estimates of krill density from ... acoustic surveys and historical information on the overall range of krill. The biomass estimates fall ... underestimation of the range, or of the acoustic biomass estimates, the possibility of a large, undetected krill ... population, and the overestimation of the demand for krill by predators. Even if these low global krill ...
Meeting Document : WG-EMM-99/22 : Autor(es): S. Nicol, A. Constable and T. Pauly (Australia)
-
Dietary segregation of krill-eating South Georgia seabirds
period in 1986. For five species, Antarctic krill Euphausia superba was the main food (39-98% by mass ... ); grey-headed albatrosses took mainly the ommastrephids squid Martialia hyadesi (71 %) and only 16% krill ... . The size of the krill taken was similar between seabird species, although there were small but ... significant differences between penguins and the other species. Sex and reproductive status of krill. however ...
Meeting Document : WG-EMM-97/15 : Autor(es): Prince, P.A., Croxall, J.P., Reid, K.