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1. Demography and population trends of the Atlantic yellow-nosed albatross

   of breeding birds was strongly correlated between the two islands, and over the whole study period ... both study populations have trended downward at around 1.2% per year. The number of established ... breeders on Gough Island has declined more rapidly, and significantly, at an annual rate of 2.3 ... %. Monitoring established breeders maybe a sensitive means of detecting population trends. Average breeding ...

   Meeting Document : WG-FSA-03/37 : Автор(ы): R. Cuthbert (United Kingdom), P.G. Ryan, J. Cooper (South Africa) and G. Hilton (United Kingdom)

2. Foraging movements of the shy albatross Diomedea cauta breeding in Australia; implications for interactions with longline fisheries

   Abstract:  Satellite telemetry was used to identify the foraging zones of Shy Albatrosses Diomedea ... Branca to the south) to assess their level of interaction with longline fisheries. Adult birds from both ... Branca foraged between the colony and the southeastern edge of the continental shelf. The distances ... travelled by the birds and the duration of their foraging trips varied during the breeding cycle and tended ...

   Meeting Document : WG-FSA-98/33 : Автор(ы): N. Brothers, R. Gales, A. Hedd and G. Robertson (Australia)

3. RELEVANT ISSUES IN REGARDS TO THE MANAGEMENT OF ANTARCTIC KRILL FISHERIES IN AREA 48

   magnitude of the scientific uncertainties and data gaps affecting the subdivision of precautionary catch ... the data obtaining process financially. The discussion of that issue at 2009 WG-EMM meeting will be ... useful in a course of the consideration a decision on a Stage 1 allocation. In addition, this meeting ... monitoring plan for krill in Area 48. Due to the high level of risk associated with maintaining the current ...

   Meeting Document : WG-EMM-09/31 : Автор(ы): L. Pshenichnov and G. Milinevsky (Ukraine)

4. Dynamics of Antarctic penguin populations in relation to inter-annual variability in sea-ice distribution

   Abstract:  To investigate the role of sea ice cover on penguin populations we used principal ... component analysis to compare population variables of Adélie (Pygoscelis adeliae) and chinstrap (Pygoscelis ... population size remained stable, whereas that of chinstrap penguins decreased slightly. For neither species ... apparent inverse density-dependent relationship between the number of Adélie breeding pairs and the number ...

   Meeting Document : WG-EMM-96/10 : Автор(ы): Murphy, E.J., Croxall, J.P., Trathan, P.N.

5. Estimates of primary production by ice algae and phytoplankton in the coastal ice-covered area near Syowa Station, Antarctica

   Abstract:  Annual primary production of ice algae and phytoplankton under fast ice near Syowa ... February 1983 to January 1984 was calculated with a mathematical model based on measured parameters of ... solar radiation, day length, attenuation coefficients of snow, ice and water, chlorophyll a standing ... -2 h-1 in June to 13.3 E m-2 h-1 in December. Relative light intensity estimated at the bottom of sea ...

   Meeting Document : WG-KRILL-93/28 : Автор(ы): H. Satoh, K. Watanabe and T. Hoshiai (Japan)

6. Orientation of Antarctic krill in an aquarium

   slightly less than that when animals were hovering, 49.7° (SD=7.5°, N=50). Such an acute angle of elevation ... . Although mature females with marked swelling of the cephalothorax were not included in the experiment, the ... center of mass was found to be situated more to the anterior than in males and immature females. The ... hovering orientation, which is close to average body orientation, of mature males and mature females was ...

   Meeting Document : WG-KRILL-93/24 : Автор(ы): Y. Endo (Japan)

7. Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics

   fishing seasons. From these data we develop semi-empirical indices of acoustic biomass in a Generalized ... Linear Modeling framework. We correlate these estimates of biomass with acoustic estimates derived from ... Elephant Island and West Shelf Areas of the US AMLR survey grid. Cross-validation of acoustic estimates ... frequency of animals is skewed towards larger animals. We show that it is possible to develop semi-empirical ...

   Meeting Document : SG-ASAM-12/04 : Автор(ы): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)

8. Using outputs from spatial population models of Antarctic toothfish in the Ross Sea region to investigate potential biases in the single population model

   assumptions of the stock assessment for Antarctic toothfish in the Ross Sea region using spatially explicit ... operating models. The method allows investigation of potential biases and uncertainty in the assumptions of ... Population Model (SPM), to develop spatially explicit movement models of the Antarctic toothfish in the Ross ... were then used in a single area stock assessment model derived from the stock assessment model of ...

   Meeting Document : WG-FSA-12/45 : Автор(ы): S. Mormede and A. Dunn (New Zealand)

9. Winter and summer foraging location of Adélie penguins from Mawson, Davis and Casey

   with a diet which is largely comprised of the fishery target species Antarctic krill (Euphausia superba ... physiological, environmental and time constraints imposed upon them. Knowledge of their summer and winter ... foraging locations is relevant to WG-EMM in terms of understanding the spatial and temporal scales of ... influence on CEMP parameters as well as the management of the Southern Ocean marine living resources in ...

   Meeting Document : WG-EMM-13/08 : Автор(ы): L. Emmerson, N. Kokubun and C. Southwell (Australia)

10. Winter distribution and condition of Antarctic krill in relation to sea-ice and water column production in the South Shetland Islands during Austral Winter 2013

    Abstract:  Acoustic and net sampling of Antarctic Krill and other euphausiids was conducted at 88 ... was expansive (north of 60 S around Elephant Island) and the sea ice concentration was mostly more ... than 50%. Observations of birds and mammals showed that many species were found in southwestern ... Bransfield Strait, associated with the high concentrations of krill, an area targeted by the krill fishery in ...

    Meeting Document : WG-EMM-14/13 : Автор(ы): C.S. Reiss, J. Walsh, K. Dietrich and J.A. Santora (USA)

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