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1. Use of indices of predator status and performance in CCAMLR fishery management

   factors potentially influencing or correlated with the changes. The relative merits and feasibilities of ... accept that, with our present knowledge of the dynamics of predator-prey interactions in the marine ... within species, sites and areas and reviewing factors potentially influencing or correlated with the ... for the Conservation of Antarctic Marine Living Resources {CCAMLR) is the concern that exploitation ... obligation has led the Commission for the Conservation of Antarctic Marine Living Resources to develop ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 353–365 : Autor(es): Croxall, J.P.

2. Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea

   been generated that suggest much slower growth, greater ages-at-maturity (about 20 years compared with ... 6–11 years) and greater maximum ages (28–37 years compared with 14 years). Several pieces of ... circumstantial evidence support the new interpretation, but a validation study is required to determine which ... Zealand Figure 4: Comparison of Amblyraja georgiana growth curves with those for other skates from New ... , Wellington New Zealand Email – m.francis@niwa.co.nz M.J. Gallagher Irish Sea Fisheries Board The New ... with new thorns from skates collected during the 2000/01 to 2006/07 seasons, giving a total of 239 ... maximum ages (28–37 years compared with 14 years). Weak circumstantial evidence supports the new age ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 211–220 : Autor(es): Francis, M.P. and M.J. Gallagher

3. Distribution, morphology and ecology of Macrourus whitsoni and M. caml (Gadiformes, Macrouridae) in the Ross Sea region

   identification of a new species of Southern Ocean grenadier, Macrourus caml, which had hitherto been identified ... . whitsoni caught with depth. Catches of females of both species exceeded that of males (especially for M ... species are euryphagous predators and scavengers, with evidence of piscivory and both benthic and pelagic ... analysis, trophic level was estimated at 4.4–4.5 (M. caml) and 4.1–4.3 (M. whitsoni), consistent with one ... acknowledged. Additional samples were provided through the New Zealand IPY-CAML project (Objective 10) with ... Antarctic Marine Life (IPY-CAML) voyage in 2008 led to the identification of a new species: M. caml (Smith ... New Zealand Email – m.pinkerton@niwa.co.nz Abstract Samples collected in 2008 led to the ... observers on board four New Zealand autoline fishing vessels in the 2011/12 fishing season (December 2011 ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 37–61 : Autor(es): Pinkerton, M.H., P. McMillan, J. Forman, P. Marriott, P. Horn, S. Bury and J. Brown

4. Using ecosystem monitoring data to detect impacts

   using monitoring data with no control sites. These methods assess either (i) the expected probability of ... error (false positives and false negatives combined) is lowest with fixed reference point methods. The ... production at Bird Island, South Georgia, with the mean (solid horizontal line) and 25th, 10th and 5th ... paper discusses a range of methods for inferring such impacts using monitoring data with no control ... false negatives combined) is lowest with fixed reference point methods. The probabilities of Type I and ... , 1997). At Bird Island, South Georgia, a total of 17 biological parameters (including diet, breeding ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Autor(es): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda

5. Target strengths of Antarctic krill (Euphausia superba)

   interference with the receivers during arrival of a yacht under motor power, and (4) trial 271 use of ... occassioned the "largest acoustic survey of a marine species ever undertaken" (Anon. 1986). Insofar as it was ... fraught with errors and whose accuracy "is probably no better than ±1.4 dB" (Blue 1984). This figure is ... much inferior to that readily obtainable with standard spheres (Foote and MacLennan 1984, Robinson ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 265–279 : Autor(es): Everson, I., D.G. Bone, J.L. Watkins and K.G. Foote

6. The use of predator-derived krill length-frequency distributions to calculate krill target strength

   from land-based predators directly with automated on-board data collection systems it will be possible ... Marine Laboratory, University of St Andrews St Andrews, Fife KY16 BLB, United Kingdom Abstract The ... simultaneous length-frequency data. By integrating data from land-based predators directly with automated on ... with research cruises. There is increasing evidence that both the population structure and ... . There exists the possibility to conduct acoustic surveys at South Georgia in association with voyages ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 155–163 : Autor(es): Reid, K. and A.S. Brierley

7. Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea

   extensive and persistent sea-ice and strong winds with snowfalls in December. First incubation trips by ... breeding success was low with 0.3 chicks crèched per nest with eggs. The mean crèching date was also ... in 2003. It is suggested in this paper that the ability of penguins to cope with severe short-term ... strong winds with snowfalls in December. First incubation trips by females were signifi cantly longer ... with 0.3 chicks crèched per nest with eggs. The mean crèching date was also delayed compared to dates ... in this paper that the ability of penguins to cope with severe short-term weather events could be ... with particularly severe weather conditions (Williams, 1995). The Adélie penguin (Pygoscelis adeliae ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Autor(es): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi

8. A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula

   has been developed. The new index reflects the functional interaction between these two utilisers of ... the krill resource and is based on a detailed model of penguin foraging patterns combined with catch ... calculating an index of fishery-predator interaction has been developed. The new index reflects the ... penguin foraging patterns combined with catclh positions. This analysis shows that the overlap between ... by 0.5" latitude) and compares this with catches by fine-scale areas. MODEL DESCRIPTION A model ... a colony with foraging distance being described by a normal density function and foraging ...

   Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Autor(es): Agnew, D.J. and G. Phegan

9. Book review – Biogeographic Atlas of the Southern Ocean

   -Coudert (Eds). 2014. Biogeographic Atlas of the Southern Ocean. Scientific Committee on Antarctic Research ... present and future Southern Ocean biogeography. As with all data collected in the marine environ­ ment ... has expanded with rapid technological and methodological developments. This, in conjunction with ... frontier of discovery, with many parts of it largely unexplored, but the recently published Biogeo ... - graphic Atlas of the Southern Ocean (De Broyer et al., 2014) has drawn on the richest source of ...

   Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 45-46 : Autor(es): Reid, K.

10. Low breeding success of the Adélie penguin at Béchervaise Island in the 1998/99 season

    percent of nests with eggs failed during the three weeks following first hatch. A breeding success of 0.43 ... chicks cr6ched per nest was achieved, compared to previous seasons with higher annual breeding success ... reduced feeding frequency. These findings contrast with observations made in 1994/95 (a season in which ... transmitters (PTTs), model ST-10, packaged by Sirtrack (New Zealand) and weighing a total of 90 g ... Bechervaise Island during 1998/99, a season of low breeding success. Fifty-six percent of nests with eggs ... was achieved, compared to previous seasons with higher annual breeding success rates ranging from ... frequency. These findings contrast with observations made in 1994/95 (a season in which all chicks died of ...

    Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 151–167 : Autor(es): Irvine, L.G., J.R. Clarke and K.R. Kerry

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