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1. A meta-analysis of by-catch in the Ross Sea toothfish fishery

   Abstract:  Following the recommendation of WG-FSA in 2014 the Secretariat has undertaken an ... analysis of bycatch in CCAMLR longline fisheries. The numerical target catch ratio (the number of target ... fish as a proportion of the total number of fish caught), using haul by haul data from the Ross Sea ... toothfish fishery from 2008 – 2014, was used as a single metric to examine the amount of bycatch reported by ...

   Meeting Document : WG-FSA-15/04 Rev. 1 : Автор(ы): CCAMLR Secretariat

2. Spatial aggregation of harvesting in Subarea 48.1, in particular during the summer and close to the coast

   period 1999/2000 to 2014/2015. We show that since 2013, both the number of hauls as well as the ... associated level of catch has increased in Subarea 48.1 during the penguin breeding season. We explore in ... detail, the fishing patterns in Subarea 48.1 during 2014/2015, showing that two areas of fishing ... took place from 27 December until 28 May, over 153 days of elapsed time. During this period 4 vessels ...

   Meeting Document : WG-EMM-16/17 : Автор(ы): P. Trathan and S. Hill

3. Long term variability in the diet and reproductive performance of penguins at Bird Island, South Georgia

   present in 89 % of samples and were the main prey (> 50 % by mass) in 10 years of the study. Antarctic ... krill Euphausia superba were present in 85 % of all diet samples. Fish were present in 79 % of samples ... frequently recorded species, in 51 % and 33 % of samples respectively. The energy or mass of krill in the ... diet was the most reliable predictor of breeding success (the number of chicks fledged per breeding ...

   Meeting Document : WG-EMM-17/P02 : Автор(ы): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan

4. Evidence of Vulnerable Marine Ecosystems documented via submarine in the Antarctic Sound and Gerlache Strait (Subarea 48.1)

   biodiversity of the Southern Ocean, a variety of ecosystems must be protected. This holds especially true for ... the benthic communities of this region that are characteristically mosaic in their distributions. As ... in CCAMLR’s Report of the Workshop on Vulnerable Marine Ecosystems (E-SC-XXVIII-A10, 2009) and as ... recognized by WG-EMM in previous years. Herein, evidence appropriate to the diverse characteristics of the ...

   Meeting Document : WG-EMM-18/35 : Автор(ы): S. Lockhart and J. Hocevar

5. A TALE OF TWO ISLANDS: CONTRASTING FORTUNES FOR SUBANTARCTIC SKUAS AT THE PRINCE EDWARD ISLANDS

   Abstract:  Subantarctic skuas Catharacta antarctica are key predators of burrowing petrels at sub ... -Antarctic islands, and can be used to monitor the health of burrowing petrel populations. A survey of skuas ... December 2001. Prince Edward Island (46 km2) remains free of introduced mammals, whereas Marion Island (290 ... km2) had a feral population of cats from the 1950s to 1980s, and still supports a large population of ...

   Meeting Document : WG-EMM-10/P3 : Автор(ы): P.G. Ryan, P.A. Whittington and R.J.M. Crawford

6. Interaction of sperm whales with bottom longline and the Mammal and Bird Excluding Device (MBED) operation in the Patagonian toothfish (Dissostichus eleginoides) fishery in the southwestern Atlantic

   in the southern zone (latitude 50º 00’ S) at an average depth of-1282 m. 57.2% of the total number of ... hauls were observed. Onboard observers recorded: a) quantity and quality of fish parts remaining in the ... recovered longline; b) presence and number of sperm whales and c) comparative fishing yields with and ... 77.4 % of total observed sets and the effective predation was determined in 22.6 % with MBED. Effective ...

   Meeting Document : WG-FSA-07/23 : Автор(ы): O. Pin and E. Rojas (Uruguay)

7. An interlaboratory comparison of ages estimated for Dissostichus eleginoides from the Argentine Sea, southwest Atlantic Ocean

   Abstract:  To examine consistency among laboratories in age estimation of Patagonian toothfish and ... the effects on readings of different otolith processing methods, scales and otoliths were taken from ... Institute for Fisheries Research and Development (INIDEP) Argentine, National Institute of Water and ... University, Norfolk, Virginia, United States of America. (CQFE). As a consequence of the exchange of otoliths ...

   Meeting Document : WG-FSA-04/45 : Автор(ы): M.C. Cassia (Argentina), P.L. Horn (New Zealand) and J.R. Ashford (USA)

8. The role of fish in the Antarctic marine food web: differences between inshore and offshore waters in the southern Scotia Arc and west Antarctic Peninsula

   Abstract:  The role of fish in the Antarctic food web in inshore and offshore waters is analysed ... taking as an example the coastal marine communities of the southern Scotia Arc (South Orkney Islands and ... South Shetland Islands) and the west Antarctic Peninsula. Inshore, the ecological role of demersal fish ... is more important than that of krill. There, demersal fish are major consumers of benthos and also ...

   Meeting Document : WG-FSA-02/6 : Автор(ы): E. Barrera-Oro (Argentina)

9. Preliminary standardised CPUE analysis of the New Zealand toothfish fishery in Subarea 88.1 from 1997/98 to 2001/02

   Abstract:  This report provides the first analysis of standardised catch per unit of effort (CPUE ... ), and included a number of areas that had been fished for only one season. The second (main-ground ... main area of the fishery which had been consistently fished over most seasons. For the all-ground ... analysis, variables area, season, length of line, soaktime, latitude and month in season entered the model ...

   Meeting Document : WG-FSA-02/41 : Автор(ы): R.G. Blackwell and S.M. Hanchet (New Zealand)

10. Modelling the impact of fishery by-catches on albatross populations

    developed a deterministic, density-dependent, age-structured model for assessing the effects of longlining ... tuna longline fisheries south of 30 S, to model estimated by-catch levels and other population ... parameters in the model. 3. The model used two alternative assumptions about patterns of at-sea distribution ... of wandering albatross (uniform between 30°S–60°S; proportional to the distribution of longline ...

    Meeting Document : WG-FSA-01/18 : Автор(ы): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)

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