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1. Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2013–2014

   Island, South Orkneys and at Goudier Island, Antarctic Peninsula for the period April 2013 to March 2014 ... items). There were no reports of beached marine debris at Goudier Island, and one incidence of ... hydrocarbon soiling (Bird Island) during the reporting period. Overall, the occurrence of beached marine ... debris was above the long-term mean at Bird Island during both summer and winter and was the second ...

   Meeting Document : SC-CAMLR-XXXIII/BG/31 : Автор(ы): Delegation of the United Kingdom

2. Energetics of diving in macaroni penguins

   the mass-specific rate of oxygen consumption (VO2) while diving and investigation of the physiological ... adjustments that might facilitate the diving behaviour observed in this species. In common with other diving ... accounted for 36% of the variation in dive duration. When VO2 was calculated for dives of different ... durations, 95.3% of dives measured were within the calculated aerobic dive limit (cADL) for this species ...

   Meeting Document : WG-EMM-03/39 : Автор(ы): J.A. Green, P.J. Butler, A.J. Woakes and I.L. Boyd (United Kingdom)

3. Conflict or co-existence? Foraging distribution and competition for prey between Adélie and chinstrap penguins

   between the two species, however, in a year of normal resource availability (2001) there was no such ... and ecologically very similar, have very similar diet and breed sympatrically in the Scotia Arc from ... the South Sandwich Islands to the Antarctic Peninsula. To investigate how these two species co-exist ... , their foraging distribution and diet were studied during the chick-rearing period at Signy Island, South ...

   Meeting Document : WG-EMM-02/15 : Автор(ы): A.S. Lynnes, K. Reid, J.P. Croxall and P.N. Trathan (United Kingdom)

4. Foraging energetics of Antarctic fur seals in relation to changes in prey availability

   Abstract:  This research examines the energy budget of breeding female Antarctic fur seals, both ... when food was plentiful and when it was scarce. The energy expenditure and change in body mass of ... doubly labeled water at South Georgia Island. There was no difference between years in mass gain, water ... 9.52 ± 0.55 W/kg (n = 22), a value that is 6.7 times the predicted basal rate but only 1.9 times the ...

   Meeting Document : SC-CAMLR-VIII/BG/13 : Автор(ы): Delegation of United Kingdom

5. Monitoring a marine ecosystem using responses of upper trophic level predators

   1977 and 1998. There was no trend in the CSI from variables representative of foraging conditions ... Abstract:  1. This study examined the changing status of the marine ecosystem at the island of ... index (CSI). 2. Sensitivity analyses showed that missing values had a large effect upon the accuracy of ... the CSI but this effect was reduced if the individual variables were highly correlated. The level of ...

   Meeting Document : WG-EMM-01/25 : Автор(ы): I.L. Boyd and A.W.A. Murray (United Kingdom)

6. Trends in breeding numbers and survival of black-browed (Thalassarche melanophrys) and grey-headed albatrosses (T. chrysostoma) breeding on Macquarie Island

   grey-headed albatrosses appear to have remained relatively stable since the mid 1970s. There was no ...

   Meeting Document : WG-FSA-04/48 : Автор(ы): A. Terauds, R. Gales and R. Alderman (Australia)

7. Responding to climate change: Adélie penguins confront astronomical and ocean boundaries

   Sea, a situation that no other Adélie penguin population has had to confront. As sea ice extent in the ... latitudes for the remainder of the year. The latitudinal range of the Adélie penguin spans ~22o. Penguins ... from northern colonies may not migrate, but due to the high latitude of Ross Island colonies, these ... penguins almost certainly undertake the longest migrations for the species. Previous work has suggested ...

   Meeting Document : WG-EMM-10/P11 : Автор(ы): G. Ballard, V. Toniolo, D.G. Ainley, C.L. Parkinson, K.R. Arrigo and P.N. Trathan

8. Habitat partitioning in Antarctic krill: spawning hotspots and nursery areas

   concentrated within the south-west Atlantic sector, where they support a unique food web and a commercial ... whether “hotspots” of egg production and early stage nursery occurred, and secondly whether the available ... habitat was partitioned between the successive life stages during the austral summer and autumn, when ... extracted data spanning 41 years (1976-2016) from the existing KRILLBASE-abundance and KRILLBASE-length ...

   Meeting Document : WG-EMM-2019/20 : Автор(ы): F. Perry, A. Atkinson, S.F. Sailley, G.A. Tarling, S.L. Hill, C.H. Lucas and D.J. Mayor

9. Report on fish by-catch on exploratory fishing in Divisions 58.4.1 and 58.4.2

   undertaken in Divisions 58.4.1 and 58.4.2 during the 2012 to 2018 seasons. Fish by-catch comprised 14 species ... or groups of species. In 2018, by-catch represented 12% of the total catch (43 tonnes over 307 tonnes ... of Dissostichus spp.) in Divisions 58.4.1 and 58.4.2. 98% of the biomass was represented by 2 ... families: Macrouridae and Channichthyidae. The others most common by-catch species or families were ...

   Meeting Document : WG-FSA-18/28 : Автор(ы): C. Péron, P. Yates, D. Maschette, C. Chazeau, P. Ziegler, D. Welsford, N. Gasco and G. Duhamel

10. Molecular analysis of stomach contents from Antarctic toothfish (Dissostichus mawsoni) collected from Area 58 and 88 from 2016 to 2018

    Abstract:  Antarctic toothfish, Dissostichus mawsoni is the ecologically important Nototheniidae ... , which is native to the Southern Ocean. Although it plays an important role in the Antarctic ecosystem ... , the ecology of D. mawsoni is still fragmental mainly due to the limited accessibility for the sample ... collection. Diet study provides the basic information of feeding relationship among the different trophic ...

    Meeting Document : WG-FSA-2019/37 : Автор(ы): S.R. Lee, S.-G. Choi, S. Chung, D.H. An and H.-W. Kim

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