Результаты поиска

1. Southern right whale (Eubalaena australis) reproductive success is influenced by krill (Euphausia superba) density and climate

   Abstract:  The reproductive success of southern right whale (Eubalaena australis) depends on body ... change in the abundance of the species main prey, krill (Euphausia superba), on the feeding grounds ... between 1997 and 2013 in southern Brazil, where the species concentrate during their breeding season. The ... analysis we examined the response of the species to climate anomalies and krill densities. Significant ...

   Meeting Document : WG-EMM-16/P06 : Автор(ы): E. Seyboth, K.R. Groch, L. Dalla Rosa, K. Reid, P.A.C. Flores and E.R. Secchi

2. Expanding CCAMLR’s consideration of whales in science and management

   Abstract:  The second CCAMLR Performance Review Panel in 2017 recommended that the “relationship ... significant advancements in the understanding of the status of whales, much of scientific and management ... relevance to CCAMLR. As CCAMLR works to progress management of the krill fishery and develops a network of ... .     ASOC therefore recommends that CCAMLR: •       Consider the most recent and best available science on ...

   Meeting Document : SC-CAMLR-38/BG/24 : Автор(ы): Submitted by ASOC

3. Review of research into seabird–fishery interactions

   . The research was divided into five main groupings: a) estimation of bycatch; b) population estimation ... mitigation efficacy had been covered under a separate review (Bull, unpublished). The review was conducted to ... allow an assessment of the utility, current methodologies, and constraints of research into seabird ... biology and fishery interactions. Following from the findings of the review, recommendations were ...

   Meeting Document : WG-FSA-05/42 : Автор(ы): R. Alderman (New Zealand)

4. Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3

   Abstract:  At WG-EMM in Siena, 2004, the UK reported on the bycatch of fur seals in the krill ... fur seal deaths in the fishery. WG-EMM requested the UK to provide further details of the methods ... gazella) entanglements on krill vessels fishing around South Georgia in the 2004 fishing season. The ...

   Meeting Document : WG-FSA-04/83 : Автор(ы): J. Hooper, J.M. Clark, C. Charman and D. Agnew (United Kingdom)

5. Fishing patterns of Japanese krill trawlers

   strategies, especially focusing on their movement in time and space. The operations were grouped into ... , 30nm, and 60nm). Distribution of the operation units showed considerable variation in space and time ... with the plots of aggregated catch, suggesting these two kinds of CPUEs may not be good indices for ... expressing the status of krill in the fishing ground. Catch per fishing days maybe the reasonable index for ...

   Meeting Document : WG-EMM-02/28 Rev. 1 : Автор(ы): S. Kawaguchi, T. Kameda and Y. Takeuchi (Japan)

6. Consideration of major issues in ecosystem monitoring and management

   Abstract:  The requirements of an ecosystem approach to management of Southern Ocean resources are ... outlined. This highlights the need for information on harvested and dependent species their interaction and ... the manner in which their populations vary naturally. Large scale interactions are catered for the ... Krill Yield Model. Smaller scale interactions centre around three main categories, the availability of ...

   Meeting Document : WG-EMM-01/73 : Автор(ы): I. Everson (United Kingdom)

7. Measurements of fish school velocities with an acoustic Doppler current profiler

   ), it was required that the four ADCP beams simultaneously insonified a fish school, in the same depth ... estimates and ensemble averaged to determine the average speeds and directions of fish aggregations. The ... results suggests that the ADCP can be a useful tool for observing fish behavior in certain situations ... . Some applications may include the quantification of horizontal and vertical migration patterns of large ...

   Meeting Document : WG-EMM-96/41 : Автор(ы): Demer, D.A.

8. IMPLEMENTATION OF CCAMLR OBSERVER PROGRAM ON KRILL FISHERIES

   Abstract:  The aim of this document is to serve as an objective guideline to decide on an ... appropriate observer coverage to understand overall behaviour and impact of the fishery. CCAMLR Observer data ... , together with haul-by-haul fine-scale data were used to identify the target SSMUs and the critical periods ... as baseline to evaluate the level of observer coverage needed to achieve the CCAMLR objectives. The ...

   Meeting Document : TASO-09/07 : Автор(ы): Kawaguchi, S.

9. 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 ... -24(1990)] are examined in the light of a recent zooplankton scattering model where the ... elongatedanimals are modeled as deformed finite cylinders [J. Acoust. Soc. Am. 86, 691-705 (1989)].Exercise of the ... be made at each frequency. By requiring that the differencebetween predicted and measured target ...

   Meeting Document : WG-KRILL-93/06 : Автор(ы): D. Chu (USA), K.G. Foote (Norway) and T. K. Stanton (USA)

10. Uncertainty in green weight estimates from Norwegian krill fishing vessels

    an issue raised repeatedly within CCAMLR for a number of years, resulting in a modification to the C1 ... form implemented for the fleet in 2012. There are at present three Norwegian vessels operating in the ... krill fishery for Euphausia superba in the Antarctic. These vessels have in recent years contributed to ... 50-60 % of the total krill harvest, and reliable uncertainty estimates from these vessels will ...

    Meeting Document : WG-EMM-13/41 : Автор(ы): G. Skaret and T. Knutsen (Norway)

Страницы