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1. Foraging strategies of chinstrap penguins at Signy Island, Antarctica: importance of benthic feeding on Antarctic krill

   krill Euphausia superba in the Southern Ocean. To examine their foraging strategy, we studied foraging ... trip patterns and diving behaviour of chinstrap penguins breeding at Signy Island, Antarctica, using ... ) and longer overnight (19.9 h) trips, with diurnal trips (74%) being dominant in number (263 out of 355 ... in diurnal foraging trips than overnight trips. Analysis of stomach contents showed that penguins on ...

   Meeting Document : WG-EMM-03/37 : Автор(ы): A. Takahashi (Japan), M.J. Dunn, P.N. Trathan (United Kingdom), K. Sato, Y. Naito (Japan), J.P. Croxall (United Kingdom)

2. Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf

   of mature fish in the west is related to the migration of maturing individuals from the eastern and ... the eastern, northern, western and southern parts of the shelf, and near Shag Rocks, revealed a ... Rocks. Differences were observed between those those two groups and the eastern group. The larger number ... to live not only in off-bottom, but also in pelagic waters, an earlier age of sexual maturity ... fish in commercial only the eastern part of the shelf war fished, catches was also insignificant ... eastern and was also observed in near-bottom depth strata: northeastern parts of the shelf affected the ... . An analysis of the spatial distribution of C. giirzrznri size and age groups over the eastern ... observed between those t ~ 7 o groups and the easterin group. The larger number of mature fish in the ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Автор(ы): Frolkina, G.A

3. Length-age composition of icefish (Champsocephalus gunnari, perciformes, notothenioidei, Channichthyidae) from different locations of South Georgia Island subarea

   . Larger number of "mature" fish in the west is related to migration from eastern area of ... Abstract:  Biostatistic data obtained by Soviet research and commercial vessels in 1970 to 1991 ... Eastern, Northern, Western, Southern Island Shelf and near Shag Rocks allowed for revealing similarity of ... Island and near Shag Rocks and finding a difference between those two groups and the eastern group ...

   Meeting Document : WG-FSA-00/32 : Автор(ы): Zh.A. Frolkina (Russia)

4. Approaches to evaluating and testing of CEMP methods for parameters A1, A5 and A7

   around the peak arrival/fledging date may introduce substantial bias in CEMP parameters A1and A7. The ... description of foraging trip duration using the mean arising from a bimodal distribution of trip durations may ... foraging effort may provide a more sensitive measure of changes arising from changes in foraging strategies ...

   Meeting Document : WG-EMM-04/60 : Автор(ы): G. Watters (USA) and K. Reid (United Kingdom)

5. Food consumption estimates of southern elephant seal females during their post-breeding aquatic phase at South Shetland Islands

   energy gain during the post-breeding aquatic phase in Southern elephant seal females at Stranger Point ... in a loss of 35% of the initial mass, comprising 63% of initial body fat and 20% of initial body ... energy lost during lactation. Neither the mass nor the energy lost during lactation were related to those ... gained while at sea. However, protein loss expressed in absolute terms or as a proportion of that present ...

   Meeting Document : WG-EMM-04/33 : Автор(ы): A.R. Carlini, G.A. Daneri, M.E.I. Márquez (Argentina), H. Bornemann (Germany), H. Panarello, R. Casaux (Argentina), S. Ramdohr and J. Plötz (Germany)

6. Final report of scientific observation of commercial krill harvest aboard the Japanese stern trawler Niitaka Maru, 13 December 2000–26 January 2001

   measurements of krill, product types are described in the report. The trawler made an anti-clockwise trip ... around the South Shetland Islands. During this trip, the vessel encountered a swarm rapidly moving ... could not catch in the other locations. The patches seemed to be relatively dispersed compared to the ...

   Meeting Document : WG-EMM-01/38 : Автор(ы): T. Hayashi, S. Kawaguchi and M. Naganobu (Japan)

7. A simple approach for calculating the potential yield of krill from biomass survey results

   results Abstract / Description:  Estimates are calculated for the parameter λ in the yield equation Y = λ ... MB 0 for a krill fishery in which both the fishery and krill growth are seasonal. The criterion used ... estimate Bo which is to be used in equation (1) is considered to be made in the middle of the season (Le ... .3) In the middle of the season during which the krin grow, their mass-at-age (w .) is then: wa ... -structure has been lost. (iv) In year y = 10 (the year before fishing commences), the a+ biomass is ... ** Abstract Estimates are calculated for the parameter 'A, in the yield equation Y = 'A,MB 0 for a kriU ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Автор(ы): Butterworth, D.S., A.E. Punt and M. Basson

8. Estimating density and biomass of Antarctic krill around South Sheltland Islands using the 2-dB difference method

   2016 and 38 and 200 kHz from March 6 to 14 in 2017. Krill were collected by the commercial middle trawl ... estimated using an acoustics survey. Acoustic data were collected with 38 and 120 kHz from April 13 to 24 in ... v difference-3.0-13.8 dB in 2017, respectively. Krill density and biomass were significantly higher ... in 2016 than those in 2017. Author(s):  S.-G. Choi, K. Lee and D. An Title:  Estimating density and ...

   Meeting Document : WG-EMM-17/08 : Автор(ы): S.-G. Choi, K. Lee and D. An

9. The use of CCAMLR Statistical Subareas 88.1 and 88.2 and Division 58.4.1 by Macquarie Island giant petrels

   summer of 2005-06. Adults of both species spent time in areas under CCAMLR jurisdiction. Adult southern ... giant petrels spent 37% of their overall time at sea in statistical sub-area 58.4.1, and 14% in sub-area ... enter CCAMLR waters, one bird undertook a longer trip into division 58.4.1, where it spent 6% of its ... overall time at sea. We consider it possible that this trip may have been indicative of trips undertaken ...

   Meeting Document : WG-FSA-06/49 : Автор(ы): R. Trebilco, R. Gales, B. Baker and A. Terauds (Australia)

10. The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design

    krill which are used in models to estimate sustainable yield in Area 48. The survey design includes two ... large-scale oceanic strata: one in the southwest Atlantic located in the Scotia Sea, and the other to ... these large-scale strata, four mesoscale strata were included in the survey design; these were located ... and the planned cruise tracks for each of the four vessels participating in the survey are shown ... was to improve estimates of the pre- exploitation biomass of krill which are used in models to ... estimate sustainable yield in Area 48. The survey design includes two large-scale oceanic strata: one in ... the southwest Atlantic located in the Scotia Sea, and the other to the north of the Antarctic ... mesoscale strata were included in the survey design; these were located close to the South Sandwich Islands ...

    Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 1–23 : Автор(ы): Trathan, P.N., J.L. Watkins, A.W.A. Murray, A.S. Brierley, I. Everson, C. Goss, J. Priddle, K. Reid, P. Ward, R. Hewitt, D. Demer, M. Naganobu, S. Kawaguchi, V. Sushin, S.M. Kasatkina, S. Hedley, S. Kim and T. Pauly

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