Результаты поиска

1. Results of a CCAMLR-sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea, February 2012

   endorsed a proposal to carry out this work once the fishery had closed at the end of the 2011/12 season ... Abstract:  At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... recruitments from a well-designed survey could be a useful input into the Ross Sea stock assessment model and ... . The survey had two main objectives: (i) To establish the feasibility of developing a time series of ...

   Meeting Document : WG-FSA-12/41 : Автор(ы): S.M. Hanchet, S. Mormede, S. Parker, A. Dunn (New Zealand) and H.-S. Jo (Republic of Korea)

2. Foraging location and range of white-chinned petrels Procellaria aequinoctialis breeding in the south Atlantic

   . Dispersal of adults after breeding failure was south to the South Orkney Islands then west to the Falkland ... Abstract:  The foraging range and principal feeding areas of White-chinned Petrels breeding at ... distance per day during chick-rearing (71 km) than during incubation (91 km) but the proportion covered at ... night (47%) was the same. Mean (31–34 km/h) and maximum (80 km/h) flight velocities were similar during ...

   Meeting Document : WG-FSA-01/25 : Автор(ы): S.D. Berrow, A.G. Wood and P.A. Prince (United Kingdom)

3. Foraging location and range of white-chinned petrels Procellaria aequinoctialis breeding in the South Atlantic

   Patagonian shelf. Dispersal of adults after breeding failure was south to the South Orkney Islands then west ... Abstract:  The foraging range and principal feeding areas of White-chinned Petrels breeding at ... less distance per day during chick-rearing (71 km) than during incubation (91 km) but the proportion ... covered at night (47%) was the same. Mean (31- 34 km/h) and maximum (80 km/h) flight velocities were ...

   Meeting Document : WG-FSA-99/20 : Автор(ы): S.D. Berrow, A.G. Wood and P.A. Prince (United Kingdom)

4. Population and breeding of the gentoo penguin Pygoscelis papua at Marion Island, 1994/95 to 2002/03

   Abstract:  The numbers of gentoo penguins Pygoscelis papua breeding at subantarctic Marion Island ... 1998/99, there was a steady decrease in numbers breeding between 1995/96 and 2000/01, when the ... relocated to another colony after disturbance. From first clutches, pairs on average fledged between 0.01 ... increased the overall production of fledged chicks by 11%. Based on demographic parameters measured at other ...

   Meeting Document : WG-EMM-03/16 : Автор(ы): R.J.M. Crawford, J. Cooper, M. du Toit, M.D. Greyling, B. Hanise, C.L. Holness, D.G. Keith, J.L. Nel, S.L. Petersen, K. Spencer, D. Tshingana and A.C. Wolfaardt (South Africa)

5. THE POWER OF ECOSYSTEM MONITORING

   % power after 20 years with the probability of a type I error (α) = 0.05). The power increased to >50 ... ecosystem monitoring programme, the utility of which depends upon its ability (measured by the statistical ... monitoring programme of the predators of Antarctic krill Euphausia superba at South Georgia together with a ... krill population model to simulate natural and fisheries induced variability in krill abundance, the ...

   Meeting Document : WG-EMM-08/P11 : Автор(ы): K. Reid, J.P. Croxall and E.J. Murphy

6. Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season

   off their neck collars; after that they were released. As occurred in the Antarctic season 1994/95 ... Abstract:  The principal results of the monitoring survey on marine debris carried out at Cape ... Shirreff, Livingston Island, during the Antarctic season 1995/96 is given. During the present survey a ... , the plastic was the principal item (4 015 pieces) with a 94.45%; followed by glass (147 pieces), 3.46 ...

   Meeting Document : CCAMLR-XV/BG/27 : Автор(ы): Delegation of Chile

7. A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica

   antarcticum) in the Ross Sea, Antarctica Abstract / Description:  Antarctic silverfish (Pleuragramma ... antarcticum) were sampled during a trawl survey in the Ross Sea, Antarctica. Biological data, including fish ... otoliths were used to estimate ages and von Bertalanffy growth parameters. The species is relatively slow ... -growing with a moderate longevity; the maximum estimated age was 14.3 years. Von Bertalanffy parameters ... (1989) concluded that the opaque zone had formed by the end of sum- mer. Consequently, the first opaque ... zone formed about 0.3 years after the birthday, had a radius of only about 0.1 mm, and was often ... about 0.6 mm. Because the fish for the current work were sam- pled at the end of summer, otolith ... subsample of 99 otoliths was re­read by the primary reader (CS) six weeks after the ini- tial reading to ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 75–86 : Автор(ы): Sutton, C.P. and P.L. Horn

8. Biological characteristics of Antarctic fish stocks in the Southern Scotia Arc region

   suggested that L. squamifrons was at spawning while T. hansoni was already coming towards the end of the ... Abstract:  Commercial exploitation of finfish in the southern Scotia Arc took place from 1977/78 ... to 1989/90, with its heydays from 1977/78 to 1981/82. Except for Elephant Island, the state of fish ... stocks of the southern Scotia Arc region has found little attention until 1998 despite substantial ...

   Meeting Document : WG-FSA-99/16 : Автор(ы): K.-H. Kock (Germany), C. Jones (USA) and S. Wilhelms (Germany)

9. Post-fledging and winter migration of Adélie penguins (Pygoscelis adeliae) in the Mawson region of east Antarctica

   travelled westward until July after which time they moved north within the expanding pack-ice into known ... were satellite-tracked using the Argos system during the winters of 1995-97 and 1998 respectively. Six ... February 1996 and 1997 and were tracked for up to five months before transmissions stopped. The seventh ... tracked for 32 days. All fledglings travelled northward initially, then westward along the edge of the ...

   Meeting Document : WG-EMM-02/47 : Автор(ы): J. Clarke and K. Kerry (Australia), C. Fowler (USA), R. Lawless, S. Eberhard and R. Murphy (Australia)

10. Abundance and trends of Type B killer whales (Orcinus orca) around the western Antarctic Peninsula

    ; both types were regularly encountered in the Weddell Sea around the northern end of the WAP. B1 killer ... Abstract:  The western Antarctic Peninsula (WAP) is warming rapidly and we need to understand the ... impact of these physical changes on the marine ecosystem. The WAP is surrounded by a complex marine food ... required to understand these trophic dynamics. The apex predator inWAP coastal waters is the killer whale ...

    Meeting Document : WG-EMM-18/16 : Автор(ы): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman

Страницы