Resultados de la búsqueda

1. Fishing gear, marine debris and oil associated with seabirds at Bird Island, South Georgia, 2001/02

   Abstract:  This report describes and quantifies occurrences of fishing gear, marine debris and oil ... associated with seabirds at Bird Island, South Georgia during the period 1 April 2001 to 31 March 2002. It is ... association with wandering albatrosses compared to last year, but the number of items (63) remains well above ... the mean since annual recording began. The number of items of fishing gear associated with grey-headed ...

   Meeting Document : SC-CAMLR-XXI/BG/07 : Autor(es): Delegation of the United Kingdom

2. Adélie penguins’ response to unmanned aerial vehicle at Cape Hallett in the Ross Sea region, Antarctica

   count Adélie penguins’ nests at Cape Hallett, but the impact of using this method on breeding penguins ... has not been investigated. An annual survey should be conducted to determine the population size of ... Monitoring Program (CEMP) of the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ... ) in 2018. In order to obtain suitable images for counting the number of nests and mitigate ...

   Meeting Document : WG-EMM-2019/36 Rev. 1 : Autor(es): J.-H. Kim, Y.-S. Kim, J.-W. Jung, W.Y. Lee, H.-C. Kim, J.H. Kim, H. Chung and H.C. Shin

3. Longline fishing at Tristan da Cunha: impacts on seabirds

   accompanied all three licensed demersal cruises. Despite attracting considerable numbers of birds and setting ... bycatch rate of> 1 bird killed per 1000 hooks; this could be even higher in summer when more birds are ... breeding at the islands. Stricter regulations are required for pelagic vessels, including routine placing ... of observers on board. The gravest threat posed by longline fishing to Tristan's seabirds comes ...

   Meeting Document : WG-FSA-01/15 : Autor(es): N. Glass, I. Lavarello, J.P. Glass and P.G. Ryan (South Africa)

4. Alternative assessment methods for toothfish at South Georgia

   . The fit of the model to the CPUE series is not good, and there are several unexplained problems. The ... unknown additional level of IUU fishing, improves the fit of the model but does not fully explain the ... initial lack of early decline, the abrupt decline between 1995 and 1996 and the subsequent increase in ... CPUE. Toothfish have been tagged at South Georgia since 2000, and it is possible now to examine the ...

   Meeting Document : WG-FSA-SAM-04/17 : Autor(es): Kirkwood, G., Payne, A., Agnew, D.

5. Comparisons in diet between diurnal and overnight foraging chinstrap penguins at Seal Island

   ) breeding at Seal Island during chick-brooding period of 1988/89, 1989/90, 1993/94 and 1994/59 were analyzed ... Abstract:  Diets of diurnal and overnight foraging chinstrap penguins (Pygoscelis antarctica ... their diets but fish constituted 0-1 % and 14-45 % of the diet of diurnal and overnight foragers ... respectively. The highest intake of fish was observed in 1993/94 when krill abundance was very low. Calorific ...

   Meeting Document : WG-EMM-96/55 : Autor(es): Hayashi, T., Ichii, T., Cameron, M.F., Miura, A., Jansen, J.K., Bengtson, J.L., Boveng, P.

6. Marine debris collected at Cape Shirreff, Livingston Island, during the Antarctic season 1993/94

   Abstract:  As a complementary activity related to demographic studies on the population of ... Arctocephalus gazella, and with the purpose of having a baseline zero for further studies using the guidelines ... prepared by the CCAMLR Secretariat, a survey to develop a complete collection of marine debris and heavy ... garbage from the beaches of Cape Shirreff was intended to carry out during the Antarctic season 1993-94 ...

   Meeting Document : CCAMLR-XIII/BG/17 : Autor(es): Delegation of Chile

7. Krill population dynamics at South Georgia: implications for ecosystem-based fisheries management

   interannual variability. The apparent lack of a locally self-maintaining krill population at South Georgia ... Abstract:  The South Georgia region supports a large biomass of krill that is subject to high ... to successful ecosystem-based management of krill fishery in the region. Krill acoustic-density data ... from surveys conducted in the early, middle and late period of the summers of 2001 to 2005, together ...

   Meeting Document : WG-EMM-10/P08 : Autor(es): K. Reid, J.L. Watkins, E.J. Murphy, P.N. Trathan, S. Fielding and P. Enderlein

8. Consumption estimates for male Antarctic fur seals at the South Orkney Islands during the post mating migration

   the fur seal population at South Georgia from 1991 which represented a year of poor environmental ... Abstract:  The estimates of fur seal consumption of krill in subareas 48.1 to 48.3 which have been ... used in ecosystem modelling and CCAMLR’s risk assessment approach, are based on the distribution of fur ... seal breeding populations. Fur seal breeding colonies south of 60 o have remained relatively small and ...

   Meeting Document : WG-EMM-18/10 : Autor(es): I. Staniland and S. Hill

9. Reviewing the age structured production model (ASPM) as an alternative method to estimate the Patagonian toothfish biomass at CCAMLR Subarea 48.3

   toothfish stock assessment at CCAMLR Subarea 48.3. Results obtained from this model, presented in the last ... meeting of WG-FSA-SAM held in Yokohama (Japan), show acceptable fit with standardized CPUE series, annual ... model (ASPM) as an alternative method to estimate the Patagonian toothfish biomass at CCAMLR Subarea ...

   Meeting Document : WG-FSA-05/73 : Autor(es): O.C. Wöhler, P.A. Martinez and A. Aubone (Argentina)

10. Interannual variability in Antarctic krill (Euphausia superba) density at South Georgia, Southern Ocean: 1997 – 2013

    estimates for a 17 year time series of acoustic surveys of the Western Core Box at South Georgia.  Krill ... Abstract:  This paper, now in press in ICES Journal of Marine Science, presents krill density ... Approximation (SDWBA) target strength model. Krill density ranged over several orders of magnitude (0 to 10 000 ... mean krill density was significantly correlated with the top 7% of the maximum krill densities observed ...

    Meeting Document : WG-EMM-14/P04 : Autor(es): S. Fielding, J. Watkins, P. Trathan et al.

Páginas