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1. Interannual variation in the diet of the Antarctic prion Pachyptila desolata at South Georgia

   regurgitated by adult birds during five breeding seasons at Bird Island, South Georgia. In all years the diet ... krill Euphausia superba was the dominant prey item in three years and was replaced by calanoid copepods ... , especially Rhincalanus gigas and Calanoides acutus, in two years of low krill abundance. Differences ... in the prey species taken and observations of foraging behaviour suggest that in years of low krill ...

   Meeting Document : WG-EMM-97/12 : Author(s): Croxall, J.P., Edwards, T.M., Reid, K.

2. A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2009/10

   Abstract:  The exploratory fishery for Dissostichus spp. Has now been operating for 14 years ... in Subarea 88.1 and for 9 years in Subarea 88.2. This report summarises the timing, depth, and location ... of fishing together with the catch of Dissostichus spp and bycatch species by year for the period 1997–98 ... to 2009–10. During the 2009–10 fishing year most of the catch in Subarea 88.1 came from the slope SSRUs ...

   Meeting Document : WG-FSA-10/23 : Author(s): S.M. Hanchet, M.L. Stevenson and A. Dunn (New Zealand)

3. The direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with particular emphasis on longline fishing and its impact on albatrosses and petrels – a review

   Abstract:  Finfishing started in the Southern Ocean more than 30 years ago at South Georgia ... and Iles Kerguelen. The fishery extended further south for a few years in the second half of the 1970' ... probably only a few animals per year. Author(s):  Delegation of Germany Title:  The direct impact ... Finfishing started in the Southern Ocean more than 30 years ago at South Georgia and Iles Kerguelen ...

   Meeting Document : SC-CAMLR-XIX/BG/11 : Author(s): Delegation of Germany

4. Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)

   , sagittal otoliths were examined from D. mawsoni that had been injected with oxytetracycline some years ... that the modes represented year classes and that one translucent zone is formed annually in otoliths of juvenile ... D. mawsoni. Mean fish lengths at ages 0.5, 1.5, 2.5, and 3.5 years were estimated to be 14, 28, 37, and 46 cm ... of data that was large but lacked any fish younger than 3.5 years. Counting translucent zones ...

   Meeting Document : WG-FSA-02/33 : Author(s): P.L. Horn, C.P. Sutton (New Zealand) and A.L. DeVries (USA)

5. Are penguins and seals in competition for Antarctic krill at South Georgia?

   they are, respectively, the main mammal and bird consumers of Antarctic krill (Euphausia superba). In recent years ... 1989 and 2000. Foraging ranges of the two species showed considerable overlap in both years ... species was very similar, but over the last 12 years the prevalence of krill in their diets has diverged ... of Antarctic fur seals will be enhanced as their population continues to increase, particularly in years ...

   Meeting Document : WG-EMM-02/22 : Author(s): K.E. Barlow, I.L. Boyd, J.P. Croxall, K. Reid, U.J. Staniland and A.S. Brierley (United Kingdom)

6. Solutions to seabird by-catch in Alaska’s demersal longline fisheries

   Abstract:  This research program compared seabird bycatch mitigation strategies over 2 years (1999 ... for Pacific cod. We conducted tests over two years to account for inter-annual variation and allow ... comprehensive solution. Paired streamer lines successfully reduced seabird bycatch in all years, regions ... of magnitude variation in bycatch across years and in the case of the sablefish fishery, among regions. Paired ...

   Meeting Document : WG-FSA-01/35 : Author(s): E.F. Melvin, J.K. Parrish, K.S. Dietrich and O.S. Hamel (USA)

7. Relationship between Antarctic krill (Euphausia superba) variability and westerly fluctuations and ozone depletion in the Antarctic Peninsula area

   of westerlies during 1982–1998. Years with strong westerlies during the austral summer season resulted in high ... krill recruitment in 1987/1988, 1990/1991, and 1994/1995, while the years of weak westerlies resulted ... was significantly related to recruitment of 1-year-old krill (1' = 0.57) and 2-year-old krill (r = 0.69 ... with chlorophyll a (r = 0.63) and sea ice cover with a 1-year time lag (r = 0.67). The strength of westerlies ...

   Meeting Document : WG-EMM-99/52 : Author(s): M. Naganobu, K. Kutsuwada, Y. Sasai and T. Taguchi (Japan) and V. Siegel (Germany)

8. Spatial and temporal distribution of krill Euphausia superba biomass in the Ross Sea (1989/90, 1994/95)

   density of krill was calculated per each nautical mile. For comparison the biomass from different years ... years, the whole investigated area was divided in rectangles of 1°x30' . The results of calculations ...

   Meeting Document : WG-EMM-97/53 : Author(s): Kalinowski, J., Azzali, M.

9. The reliability of VHF telemetry data for measuring attendance patterns of marine predators: a comparison with Time Depth Recorder data

   Abstract:  VHF radiotelemetry data has been used for over thirty years to monitor the behavior ... and decreasing cost over the last thirty years, TDRs are a more appropriate means to collect attendance data ... VHF radiotelemetry data has been used for over thirty years to monitor the behavior patterns ... and decreasing cost over the last thirty years, TDRs are a more appropriate means to collect attendance data ...

   Meeting Document : WG-EMM-15/P05 : Author(s): A.D. Lowther, H. Ahonen, G. Hofmeyr, W.C. Oosthuizen, P.J. Nico De Bruyn, C. Lydersen and K. Kovacs

10. Population status of Ross Sea killer whales (Orcinus orca, Type C) in McMurdo Sound, Antarctica, based on photo-identification studies

    -eating ecotype, in McMurdo Sound, Antarctica, during 7 seasons, over a 14-year period from 2001/02 ... to 175 there annually. Despite high turnover of different whales between years, we used a Bayesian mark ... , with individuals resighted over 2-14 years. Contrary to recent reports that commercial overfishing of Antarctic ... , in McMurdo Sound, Antarctica, during 7 seasons, over a 14-year period from 2001/02 to 2014/15. Using photo ...

    Meeting Document : WG-EMM-16/50 : Author(s): R. Pitman, H. Fearnbach and J.W. Durban

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