Результаты поиска

1. Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea

   Paper Title:  Effects of weather and sea-ice on the reproductive performance of the Adélie penguin ... in 2003. It is suggested in this paper that the ability of penguins to cope with severe short-term ... at Edmonson Point, Ross Sea Abstract / Description:  The breeding biology of the Adélie penguin ... females were significantly longer than in 1999 and 2001, which in turn delayed the mean departure date of ... in this paper that the ability of penguins to cope with severe short-term weather events could be ... EFFECTS OF WEATHER AND SEA-ICE ON THE REPRODUCTIVE PERFORMANCE OF THE ADÉLIE PENGUIN AT EDMONSON POINT ... @unisi.it Abstract The breeding biology of the Adélie penguin (Pygoscelis adeliae) was studied at Edmonson ... than in 1999 and 2001, which in turn delayed the mean departure date of males on the second incubation ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Автор(ы): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi

2. Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area

   Paper Title:  Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari ... in the South Georgia area Abstract / Description:  The stocks of Notothenia rossii marmorata and ... estimates from surveys by the FRG. These data indicate that the stock of N. rossii in 1985 was about 2.5% of ... its pre-exploitation biomass, while the stock of Champsocephalus gunnari has fluctuated greatly with ... - 1 - .wG-CFSA-86/2 ASSESSMENTS OF THE STOCKS OF ... ) Abstract The stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area ... data indicate that the stock of N. rossii in 1985 was about 2.5% of its pre-exploitation biomass ... , while the stock of Champsocephalus gunnari has fluctuated greatly with no obvious trend ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 1-21 : Автор(ы): Cooke, J.G.

3. Annual changes in species composition and abundance of myctophid fish in the north of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008

   Paper Title:  Annual changes in species composition and abundance of myctophid fish in the north ... of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008 Abstract ... / Description:  Species composition and abundance of myctophid fish were analysed using the fish by-catch ... north and northwest of South Georgia, Antarctica, during austral winters from 2002 to 2008. A total of ... Antarctic Ocean. This paper reports the interannual variability of species composi- tion and abundance of ... CCAMLR has expressed concerns about the impact of incidental catch in the krill fishery on some fish ... fishing season to collect information on the incidental catch of juvenile fish (Kiyota and Iida, 2009 ... that myctophid fish constituted an important part of small fish species caught inci- dentally in the ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Автор(ы): Iwami, T., M. Naganobu, K. Taki and M. Kiyota

4. Analysis of krill trawling positions north of the South Shetland Islands (Antarctic Peninsula area), 1980/81–1999/2000

   Paper Title:  Analysis of krill trawling positions north of the South Shetland Islands (Antarctic ... Peninsula area), 1980/81–1999/2000 Abstract / Description:  Inter- and intra-annual variability of ... commercial krill trawling positions for the 1980/81 to 1999/2000 seasons in the area north of the South ... . Trawling positions seemed to be primarily governed by the distribution of larger mature krill, especially ... of krill trawlers ill relation to krill distribution. In this paper, trawling positions from ... abundance and/or distribution. CONCLUSION In this paper, an analysis of trawling positions relative to ... CCAMLR Scie~~ce, Vol. 8 (2001): 25-36 ANALYSIS OF ... KRILL TRAWLING POSITIONS NORTH OF THE SOUTH SHETLAND ISLANDS (ANTARCTIC PENINSULA AREA), 1980181 ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 25–36 : Автор(ы): Kawaguchi, S. and K. Segawa

5. Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data

   Paper Title:  Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the ... number of concentrations and analytical justification for search data Abstract / Description:  In this ... of concentrations of krill (Butterworth, 1988; Mangel, 1988) in a given region of the Southern Ocean ... make accurate inferences. In the appendix, a method for correcting for the bias in the detection of ... deducciones adecuadas. 1 . INTRODUCTION This paper is an extension of Mangel (1989) and complements both ... change in krill abundance and have reasonable variances. In this paper, I present examples of how ... set the boundaries of the region being searched. 285 Using the methods described in this paper ... presented in this paper lead to the following conclusions: The types of movement by vessels in search for ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Автор(ы): Mangel, M.

6. Observations of fishing operations on a krill trawler and distributional behaviour of krill off Wilkes Land during the 1985/86 season

   Paper Title:  Observations of fishing operations on a krill trawler and distributional behaviour ... of krill off Wilkes Land during the 1985/86 season Abstract / Description:  Japanese krill fishing ... of fished swarms ranged from 100 m to 10 km with different distributions occurring in different ... a good index to measure abundance of a concentration. Comparison of such an index across time and ... - 335 - SC-CAMLR-VI/BG/35 OBSERVATIONS OF FISHING ... OPERATIONS ON A KRILL TRAWLER AND DISTRIBUTIONAL BEHAVIOUR OF KRILL OFF WILKES LAND DURING THE 1985/86 ... swarms, while sonar was used to judge the towing direction. The size of fished swarms ranged from 100 m ... of a concentration. Comparison of such an index across time and space may prove difficult due to ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 335-368 : Автор(ы): Ichii, T.

7. A compilation of parameters for ecosystem dynamics models of the Scotia Sea – Antarctic Peninsula region

   Paper Title:  A compilation of parameters for ecosystem dynamics models of the Scotia Sea ... assessment of methods for subdividing the precautionary catch limit amongst smaller spatial units. This paper ... – Antarctic Peninsula region Abstract / Description:  Expansion of the krill fishery in the Scotia Sea ... every stage of the compilation process are therefore detailed, and plausible limits for parameter values ... paper compiles and derives key parame- ters for the fi sh, whale, penguin and seal predators of krill ... calculated from the GEBCO bathymetric database (IOC, IHO and BODC, 2003). For the purposes of this paper ... predators, they should not be considered defi nitive. This paper provides a clear audit-trail of its ... parameters were not provided in the paper): the proportion of krill in the diets of N. rossii and C ...

   Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 1–25 : Автор(ы): Hill, S.L., K. Reid, S.E. Thorpe, J. Hinke and G.M. Watters

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

   Paper Title:  A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma ... . Standard length and weight were well correlated (r 2 = 0.99). Counts of growth zones in 304 thin-sectioned ... than males, but none of the estimated von Bertalanffy parameters were statistically significantly ... about two-thirds of the sampled fish could not be sexed. Precision estimates and age bias plots ... about 98% by number of the total ichthyoplankton on the Weddell Sea continen- tal shelf (Keller, 1983 ... ) and more than 90% of the pelagic fish biomass and 98% of the fish larvae by number in the Ross Sea ... significant component in the diets of marine mammals and birds (Takahashi and Nemoto, 1984; Eastman, 1985 ... ; Smith et al., 2007; Pinkerton et al., 2010). An understanding of the life history and produc- tivity ...

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

9. Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988

   Paper Title:  Size and density of krill layers fished by a Japanese trawler in the waters north of ... Livingston Island in January 1988 Abstract / Description:  The size and density of fishable krill layers in ... the northern waters of Livingston Island were determined during the co-operative survey carried out by ... RV Kaiyo Maru and a Japanese trawler. The mean values of layer length, thickness and surface density ... necessary in order to estimate the possible effect of fishing on krill abundance. This paper provides ... WG-KRILL-89/6 SIZE AND DENSITY OF KRILL LAYERS FISHED ... BY A JAPANESE TRAWLER IN THE WATERS NORTH OF L1VINGSTON ISLAND IN JANUARY 1988 Y. Endo and Y ... . Shimadzu Abstract The size and density of fishable krill layers in the northern waters of Livingston ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Автор(ы): Endo, Y. and Y. Shimadzu

10. Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 kHz and 120 kHz

    Paper Title:  Measurements of differences in the target strength of Antarctic krill (Euphausia ... superba) swarms at 38 kHz and 120 kHz Abstract / Description:  Differences in the target strength of adult ... differences in the mean back-scattering strength of swarms simultaneously insonified at these two frequencies ... experimental work on the target strength of encaged E. superba at 38 and 120 kHz but are in major conflict with ... WG-KRILL-90/28 MEASUREMENTS OF DIFFERENCES IN THE ... TARGET STRENGTH OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) SWARMS AT 38 KHZ AND 120 KHZ I. Hampton ... * * Abstract Differences in the target strength of adult (36 to 60 mm) Antarctic krill (Euphausia superba ... ) at 38 and 120 kHz have been inferred from differences in the mean back-scattering strength of swarms ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 75–86 : Автор(ы): Hampton, I.

Страницы