Search results
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Adélie penguin foraging behaviour and breeding success in seasons of contrasting krill availability (Mawson Coast, Antarctica)
differences between the two seasons included A5: foraging trip duration, A6: breeding success and A8: meal ... on meal mass and foraging trip duration were combined to provide an index of provisioning rate, analogous ... the two seasons included A5: foraging trip duration, A6: breeding success and A8: meal mass and dietary ... and foraging trip duration were combined to provide an index of provisioning rate, analogous to the functional ...
Meeting Document : WG-EMM-03/44 : Author(s): J. Clarke, M. Tierney, S. Candy, S. Nicol, L. Irvine and K. Kerry (Australia)
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Fishery report: Dissostichus eleginoides South Georgia (Subarea 48.3)
between 2004 and 2006. Season S ta nd ar di ze d C P U E (k g/ ho ok ) 1986 1988 1990 1992 ... Sgeorgia Egeorgia 5 S 48 W S Wshag Shag 43.6 W East 40 W NWest 37 W 38.6 W South 35.8 W 35.5 ... W 54 54 55 52 1998–2000 2001–2004 5 S 48 W S Wshag Shag 43.6 W East 40 W NWest 37 W 38.6 ... South Georgia; East – east South Georgia; South – south South Georgia. The distribution of effort ...
Document : Site Section: Publications
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INTERACTIONS OF PATAGONIAN TOOTHFISH FISHERIES WITH KILLER AND SPERM WHALES IN CROZET EXCLUSIVE ECONOMIC ZONE: AN ASSESSMENT OF DEPREDATION LEVELS AND INSIGHTS ON POSSIBLE MITIGATION SOLUTIONS
this 5 year period we estimated a total loss of 1200 tons of Patagonian toothfish due to depredation which ... represents a financial loss of approximately 10 millions €. Killer whales were found to be responsible ... for the largest part of this loss (70%) while sperm whales had a lower impact (30%). Photo-identification data ... % and 23.4% of the 4289 lines hauled out over this period. Over this 5 year period we estimated a total loss ...
Meeting Document : WG-IMAF-09/12 : Author(s): P. Tixier, N. Gasco, G. Duhamel and C. Guinet (France)
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Winter distribution of chinstrap penguins from two breeding sites in the South Shetland Islands of Antarctica
the expansion of this species in numbers and range in the middle of the past century. Author(s): W.Z ... the expansion of this species in numbers and range in the middle of the past century. ...
Meeting Document : WG-EMM-06/17 : Author(s): W.Z. Trivelpiece, S. Buckelew, C. Reiss and S.G. Trivelpiece (USA)
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e-sc-38-a7.pdf
... e-sc-38-a7.pdf Annex 7 Report of the Working ... Opening of the meeting ...................................................................... 283 Review ... of data available ..................................................................... 283 IUU ... notifications ........................................................................ 284 Reconciliation of
application/pdf attached to:WG-FSA-2019
Meeting Report : WG-FSA-2019
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Effects of variability in prey abundance on reproduction and foraging in chinstrap penguins (Pygoscelis antarctica)
of trips day–1, trip duration, number of dives trip–1 and dive rate) did not differ between years. We ... of trips day–1, trip duration, number of dives trip–1 and dive rate) did not differ between years. We ...
Meeting Document : WG-EMM-06/P6 : Author(s): D.A. Croll, D.A. Demer, R.P. Hewitt, J.K. Jansen, M.E. Goebel and B.R. Tershy (USA)
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Modelling variability and estimating power to detect change in Adélie penguin fledgling weights
, without substantial loss of power to detect change. Further modelling work is identified to investigate ... period from 50 to 30 without substantial loss of power. If practical, these findings could have ... substantial loss of power to detect change. Further modelling work is identified to investigate ... period from 50 to 30 without substantial loss of power. If practical, these findings could have ... substantial loss of power to detect change. Further modelling work is identified to investigate ... period from 50 to 30 without substantial loss of power. If practical, these findings could have ... at Béchervaise Island (67°35'S 62°49'E), near Mawson Station in East Antarctica, since the 1990/91 breeding ... . The magnitude of the loss in power associated with simplifying the monitoring strategy will depend on the size ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 191–200 : Author(s): Emmerson, L.M., C. Southwell and J. Clarke
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Scientific Abstracts 1995–1996
of plastic waste and the loss of longline fishing gear, especially hooks, is a continuing cause for concern ... trip duration (mean of 4.21 ± 0.54 days; r2 = 0.5, P < 0.04). There were no relationships between MR ... the foraging trip. There was, however, a close negative sigmoidal relationship (r2 = 0.93) between at-sea MR ... during a foraging trip had a positive relationship to the time spent at sea (r2 = 0.58, P < 0.02 ... Description / Abstract: PREFACE CCAMLR Scientific Abstracts provides a comprehensive record of ... all scientific papers presented for the consideration of the annual meetings of the CCAMLR Commission ... and Scientific Committee and of their subsidiary bodies. This volume contains abstracts of scientific ... Fifteenth Meetings of the CCAMLR Commission and Scientific Committee and is published only in English. There ...
Document : Site Section: Publications
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Seabird research at Cape Shirreff, Livingston Island, Antarctica, 2003–2004
penguin species have selected different sized krill during the chick-rearing period. Foraging trip ... of the foraging trip behaviour may be clarified when we finish our analyses of the PTT derived, at sea foraging ... selected different sized krill during the chick-rearing period. Foraging trip durations during the chick ... phase were longer than during the 2002-03 breeding season. The interpretation of the foraging trip ...
Meeting Document : WG-EMM-04/5 : Author(s): M. Antolos, A.K. Miller and W.Z. Trivelpiece (USA)
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Review of cetacean depredation in CCAMLR statistical subareas
observed throughout the CCAMLR management area. Loss of fish through depredation can cause financial loss ... throughout the CCAMLR management area. Loss of fish through depredation can cause financial loss ...
Meeting Document : WG-SAM-15/27 : Author(s): M. Soeffker (United Kingdom) and P. Tixier (France)