Результаты поиска

1. The BROKE-West acoustic krill biomass survey of CCAMLR Division 58.4.2

   11 parallel transects between 30° and 80°E. The survey design was presented to WG-EMM for their ... Abstract:  This document updates plans by Australia to conduct an acoustic biomass survey for ... is intended to produce a new estimate of B0 for this Division so that a revised precautionary catch ...

   Meeting Document : WG-EMM-05/11 : Автор(ы): S. Nicol, S. Kawaguchi, T. Jarvis and T. Pauly (Australia)

2. A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2012–13

   vessels fishing shallower there in the last four years. There is some evidence for a similar reduction in ... biological aspects and catch of Antarctic toothfish for the period 1997–98 to 2012–13. In 2012–13, all the ... in recent years, the remaining catches came mainly from SSRUs 88.1C, 88.1J, and 88.2H. Unstandardised ... Antarctic toothfish CPUE in the Ross Sea and Subarea 88.2 fisheries have fluctuated over the past 10 years ...

   Meeting Document : WG-FSA-13/48 : Автор(ы): S. Hanchet, S. Mormede and A. Dunn (New Zealand)

3. Brief results of research fishing in Subarea 88.3 in the 2010/11 season

   distribution and nutrition of toothfish in subarea 88.3.B-D were collected 240 otolithes for age identification ... Abstract:  According to the application that has been applied by Russian Federation in 2010 for ... “Sparta”, with two scientific observers aboard. They deployed 20 sets (trotline) at different depths ... sets had not took place because of complicated ice conditions. The catch was totally analyzed for its ...

   Meeting Document : WG-SAM-11/09 : Автор(ы): Delegation of the Russian Federation

4. Entanglement of Antarctic fur seals (Arctocephalus gazella) by man made debris at Bird Island, South Georgia, during the 2005 winter and 2005/06 breeding season

   Georgia for the sixteenth consecutive winter (2005) and eighteenth consecutive summer (2005/06) are ... occurred to an adult female entangled in a plastic packing band causing slight constriction to the ... these entanglements involved juveniles. Of the entanglements where the animal could be sexed, females ... made up the majority during the summer, in contrast to previous years. The majority (63%) of summer ...

   Meeting Document : SC-CAMLR-XXV/BG/13 : Автор(ы): Delegation of the United Kingdom

5. Focusing and testing fisher know-how to solve conservation problems: a common sense approach

   of an active fishery. At the scientific level, peer review and publication certify results for the ... , turtles and seabirds, can pose serious threats to specific animal populations causing public outcry and ... seabird mortality in two fisheries: the Puget Sound drift gillnet fishery for sockeye salmon and the ... longline fisheries in Alaska for sablefish and Pacific cod. Although these fisheries are very different ...

   Meeting Document : WG-FSA-03/20 : Автор(ы): E.F. Melvin and J.K. Parrish (USA)

6. Fish prey of the wandering albatross Diomedea exulans at South Georgia

   regurgitations. These provide the first quantitative data for this species and for any albatross. By number of ... (35%), Muraenolepis microps (33 %) and Chaenocephalus acemtus (20%) predominated, with Notothenia ... between years but epipelagic fish were significantly more abundant in +I983 than 1984. All identified fish ... . It seems unlikely, therefore, that the albatrosses depend. greatly on the fishery for acquisition of ...

   Meeting Document : SC-CAMLR-VII/BG/05 : Автор(ы): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)

7. A brief outline of the biology of the Antarctic silverfish, Pleuragramma antarcticum Boulenger, 1902 (Nototheniidae) from the Antarctic Indian Ocean

   when they reach 13-16 cm in length and 4-6 years of age. Males reach maturity at 12-18 cm in length and ... 4-7 years of age. The potential absolute and relative fertility of this species is one of the ... three relatively isolated groups. Fish aged from 0+ to 3+ years live in the epi- mesopelagic zone where ... there are macro aggregations of plankton, while fish aged from 3+ to 12+ years form near-bottom, pelagic ...

   Meeting Document : WG-FSA-92/11 Rev. 1 : Автор(ы): V.V. Gerasimchuk (Ukraine)

8. Population dynamics of black-browed and grey-headed albatrosses Diomedea melanophris and D. chrysostoma at Bird Island, South Georgia

   Island, South Georgia for 17 consecutive years (1975-1991). Over this period almost all the Grey-headed ... ) decreased. Black-browed Albatrosses follow an annual breeding cycle, with over 80% of birds successful in ... Albatross colonies decreased, at an average rate of 1.8% per annum. Although the total Black-browed ... rearing a chick and 75% of those failing to do so returning to breed the next year, 5-10% of both ...

   Meeting Document : SC-CAMLR-XII/BG/21 : Автор(ы): Delegation of United Kingdom

9. Development of the krill stock in the elephant island region during the 1996/97 season

   , indicating an average year for krill reprodution in this area, which is not the optimum starting point for a ... , representing age group 2+ and the year-class 1994/95 (proportional recruitment R2 = 0.85). The year-class 1995 ... Abstract:  During December 1996 the Elephant Island standard grid was surveyed for krill and salps ... was much higher than in previous years. The krill stock was dominated by length classes around 35 mm ...

   Meeting Document : WG-EMM-97/16 : Автор(ы): Siegel, V.

10. Spatial variability and power to detect regional-scale trends

    Abstract:  An important issue in regional-scale trend detection is the degree of concordance in ... trend between sites in relation to an average regional trend. If there is much or more variability ... precise methods of measurement and long time series of data. We used published data from repeated regional ... power for various multiple-site monitoring scenarios. Under the conservative, hypothetical scenarios we ...

    Meeting Document : WG-EMM-03/47 : Автор(ы): C. Southwell and L. Emmerson (Australia)

Страницы