Результаты поиска

1. Peculiarities of icefish Champsocephalus gunnari (Channichthyidae) distribution in South Georgia area during the surveys made by STM Atlantida in 2000 and 2002

   , which stay in water column for considerable part of the day. Earlier beginning of pre-spawning period ... surveys made by STM “Atlantida” are revealed. Availability of large icefish concentrations in 2000 in the ... northwest shelf area in 10-100m layer resulted in formation of adult fish aggregations in water column. The ... the bottom even in dark hours of the day. During the two surveys, fry and immature fish occurred in ...

   Meeting Document : WG-FSA-03/55 : Автор(ы): Zh.A. Frolkina, S.M. Kasatkina and N.N. Zhigalova (Russia)

2. The biology and ecology of mackerel icefish, Champsocephalus gunnari – an Antarctic fish species that lack haemoglobin

   exploited since the beginning of the 1970's with reported annual catches exceeding 50- 100 000 tomes in ... Abstract:  The mackerel icefish (Champsocephalus gunnari) is a prominent member of the coastal ... fish fauna of the Seasonal Pack-ice Zone and the islands north of it. Separated into a number of stocks ... , its distribution ranges from the Scotia Arc region, namely South Georgia, in the Atlantic Ocean sector ...

   Meeting Document : WG-FSA-96/24 : Автор(ы): Everson, I., Kock, K.-H.

3. Standardised CPUE analysis of the Antarctic toothfish fishery in CCAMLR Subarea 88.1 from 1988/89 to 2003/04

   of the residuals at either end for the lognormal GLM models, and at the lower end for the fixed ... Abstract:  A toothfish fishery has operated during the Antarctic summer (December- May) from 1997 ... ) per baited hook per set) carried out in 2003 compared two alternative toothfish CPUE analyses for the ... 1998 to 2003 seasons for Subarea 88.1. This report revises and updates the previous analysis with the ...

   Meeting Document : WG-FSA-04/25 : Автор(ы): N.L. Phillips, R.G. Blackwell and S.M. Hanchet (New Zealand)

4. Effects of different harvesting strategies on the stock of Antarctic icefish Champsocephalus gunnari around South Georgia

   of the incoming year class. An increaseof F, however, should not occur before 4 years after a good ... Abstract:  The effects of a number of harvesting strategies on the Antarctic icefish ... years after a good recruitment,- pulse fishing at an interval of 3 years with no fishing in between;- a ... shift in partial recruitment values due to changes in net selectivity. For the projections recruitment ...

   Meeting Document : SC-CAMLR-VIII/BG/47 : Автор(ы): Delegation of Federal Republic of Germany

5. Assessment of krill biomass in fishing grounds using the data on fishing intensity and hydroacoustic method

   beginning of the fishery. Application of the statistical method for assessment of the initial krill biomass ... Abstract:  The paper contains a description of the statistical method used for assessment of the ... fishing intensity based on actual fishing effort and estimating the initial krill biomass prior to ... may be realistic provided that the conditions exist, which permit to determine the catchability of the ...

   Meeting Document : SC-CAMLR-VIII/BG/10 : Автор(ы): USSR

6. Features of chronology and breeding success of Pygoscelis papua and Pygoscelis adeliae penguins in the Wilhelm Archipelago (CCAMLR Subarea 48.1)

   of the Wilhelm Archipelago. It was observed that at the beginning of the ХХІ century the nesting ... Abstract:  We aim to investigate the qualitative changes in the habitats of two most common ... species penguin populations in the Wilhelm Archipelago  Pygoscelis papua  (gentoo) and  Pygoscelis adeliae ...  (Adelie) penguins in the CCAMLR Subarea 48.1 under the impact of climate changes and krill fishery. To ...

   Meeting Document : WG-EMM-18/P13 : Автор(ы): I.V. Dykyy, G.P. Milinevsky, O.L. Savitsky, D.G. Lutsenko, P.B. Khoetsky, M.F. Veselsky, V.M. Smagol, A.O. Dzhulay, J.V. Tsaryk, K.M. Nazaruk, A.T. Zatushevsky, A.O. Simon and M.A. Telipska

7. Assessment of fishing intensity of krill in Subarea 48.2 during the season of 1989/90

   beginning of each month over entire area of vessels operation. In the fishing grounds where most number of ... Abstract:  The research performed was aimed at assessment of fishing fleet impact upon krill ... population during the months (December-March), being critical to dependent species. The results of fishing ... intensity estimation are presented on the basis of haul to haul commercial statistics for Russian fleet ...

   Meeting Document : WG-EMM-97/51 : Автор(ы): Ivanova, V.I., Sushin, V.A., Kasatkina, S.M.

8. Estimation of tag-loss rates for tagged fish in the Patagonian toothfish (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands in Division 58.5.2

   Abstract:  Tag-loss or tag-shedding rates for tagged fish in the Patagonian toothfish ... estimated following the method proposed by Adam & Kirkwood (2001). Tag-loss rates were generally low ... fish. With an initial tag-loss proportion of 2.8% and ongoing tag-loss rate of 0.056 in the longline ... fishery, 99.3% of all double-tagged fish retain at least one tag after one year, and 80.2% after ten years ...

   Meeting Document : WG-FSA-17/21 : Автор(ы): P. Ziegler

9. Relationships of Antarctic krill (Euphausia superba Dana) variability with westerlies fluctuations and ozone depletion in the Antarctic Peninsula area

   that the mean of krill stock densities after the 1984/85 decreased drastically as compared with that ... Abstract:  The assessment of environmental processes controlling variability of Antarctic krill ... (Euphausia superba) is an important subject to clarify the Antarctic marine ecosystem. We have assessed ... long-term relationship between Antarctic krill recruitment in the Antarctic Peninsula area and sea ...

   Meeting Document : WS-AREA 48-98/5 : Автор(ы): M. Naganobu, K. Kutsuwada, Y. Sasai and S. Taguchi (Japan)

10. Dynamics of Notothenia rossii rossii size-age structure on the Kerguelen Islands shelf

    catches and in some years (1981-1985) fisheries were based practically on recruitment. After the closure ... of the specialised fishery in 1985 and after the marbled rockcod by-catch at other fisheries was ... Abstract:  Basing on materials of research expeditions and fishing cruises to the Kerguelen ... Islands shelf in the period from 1970 to 1991, dynamics of size- age structure of marbled rockcod ...

    Meeting Document : WG-FSA-94/04 : Автор(ы): P.B. Tankevich (Ukraine)

Страницы