Resultados de la búsqueda
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Escapement of elephant seal prey in the Heard Island fishery for Dissostichus eleginoides
preyed on by these seals. This paper provides an updated analysis of the age of toothfish taken by ... examine the level of escapement of fish preyed on by these seals under the current Total Allowable Catch ... 2-6 years are likely to be vulnerable, to some extent, to predation by Elephant seals. The ... the 75% level adopted by CCAMLR for other prey species such as for krill, Euphausia superba, generally ...
Meeting Document : WG-EMM-97/42 : Autor(es): Slip, D., Constable, A.J., de la Mare, W.K., Williams, R.
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Exploratory longline fishing around the Kerguelen Islands (Division 58.5.1). Description of the fishing effort; catchability and target size of Dissostichus eleginoides
fishing carried out by one of these longliners has allowed a description of fishing methods to be made ... by trawlers. The vessel is equipped with an automatic longline baiter which has an efficiency of ... about 75%. The catch rate has been assessed as being about 10.9%, but this average is reduced by the ... the order of 10.2%. The catch is almost exclusively made up of Dissostichus eleginiodes, by-catches ...
Meeting Document : WG-FSA-92/31 Rev. 1 : Autor(es): G. Duhamel (France)
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Report to CCAMLR-XXIX on the implementation of the Agreement on the Conservation of Albatrosses and Petrels
Abstract: ABSTRACT This paper reports on progress made by the Agreement on the Conservation of ... ;- setting at night; and- actively deterring birds from baited hooks by means of bird scaring lines, in ... , endorsed at CCAMLR XXVIII, has been approved by ACAP Parties. The signing of the MoU by the respective ... and CCAMLR, such as information on the conservation status and threats faced by ACAP species found in ...
Meeting Document : CCAMLR-XXIX/BG/18 : Autor(es): ACAP Secretariat
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Recent population estimates and trends in numbers of albatrosses and giant petrels breeding at the sub-Antarctic Prince Edward Islands
have remained stable, whereas the population on Prince Edward Island decreased by 20% from 2001 to 2008 ... sooty albatrosses P. fusca on Marion Island have decreased by almost 2% per year since 1996, continuing ... increased by almost 6% per year at Marion Island since 1996. Counts of both giant petrels increased at ... Prince Edward Island (northern Macronectes halli by 44%; southern M. giganteus by 28%), whereas their ...
Meeting Document : WG-EMM-10/P04 : Autor(es): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford
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The use of electronic monitoring camera system for the toothfish fishery in CCAMLR Subarea 48.3: a study case to help CCAMLR
fishery around CCAMLR Subarea 48.3 have, to date, been limited to in situ line observations conducted by ... coverage of all setting and hauling activities on this vessel. It proved to be reliable, easy to set up by ... by a scientific observer was compared with recorded video footage recorded by 3 different video ... vertebrate counted in situ and in the video footage by the different video reviewers (observers). However ...
Meeting Document : WG-FSA-14/27 : Autor(es): R.A. Benedet (United Kingdom)
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UAV for monitoring environmental changes on King George Island (South Shetland Islands) Antarctica: preliminary study on wildlife disturbance
investigate potential effects of wildlife disturbance by UAVs. In austral summer 2014-2015 UAV overflights ... different types of behavior displayed by one bird during the observation periods were compared. No ... differences were found between control and overflights by electric UAVs. During the overflight by UAV powered ... by combustion engine, symptoms of vigilance were noticed with penguins looking up and around for a ...
Meeting Document : WG-EMM-15/50 : Autor(es): A. Kidawa, M. Korczak-Abshire, A. Zmarz, R. Storvold, M. Rodzewicz, K. Chwedorzewska, S-R. Karlsen and A. Znój (Poland)
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Establishing time-limited Special Areas for Scientific Study in newly exposed marine areas following ice shelf retreat or collapse in Subarea 48.1, Subarea 48.5 and Subarea 88.3 – Clarifications and options to further develop the 2015 proposal
recommendation by the Antarctic Treaty Meeting of Experts on Climate Change in 2010. The scientific basis of the ... agreed by most Members to be an appropriate and practicable response to an important issue. However, a ... number of points for clarification were raised by the Scientific Committee and the Commission. In this ... paper, we present some clarifications and options for the proposed mechanism by which Special Areas for ...
Meeting Document : WG-EMM-16/27 : Autor(es): S. Grant and P. Trathan
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e-sc-xxiii-a5.pdf
... INVERTEBRATE BY-CATCH ................................................ 488 Assessment of the status of by ... ..................................................... 490 Management of by-catch limits by SSRU in Subarea 88.1 .......................... 490 ... by-catch levels and rates ................................................... 494 Management advice ... of mitigation measures .................................................... 496 Estimates of by
application/pdf attached to:WG-FSA-04Meeting Report : WG-FSA-04
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e-sc-xxvi-a6.pdf
... Part I Ad Hoc WG-IMAF Advice to the Scientific Committee (compiled by the Co-conveners of Ad Hoc WG ... AD HOC WG-IMAF ADVICE TO THE SCIENTIFIC COMMITTEE (Compiled by the Co-conveners of Ad Hoc WG-IMAF ... ........................................................................... 426 410 PART I AD HOC WG-IMAF ADVICE TO THE SCIENTIFIC COMMITTEE (Compiled by the ... captures were by three out of seven vessels. This may indicate that there are individual vessel effects
application/pdf attached to:WG-IMAF-07Meeting Report : WG-IMAF-07
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e-cc-xv-a4.pdf
... (CCAMLR-XV/1) was tabled. When this was adopted by the Committee (Appendix I to this report), the ... Management Audit of the CCAMLR Secretariat’ to SCAF for consideration. It was agreed by the Committee that ... this matter would be discussed under Agenda Item 7 ‘Any Other Business Referred by the Commission ... significant financial restrictions imposed by the 1996 budget, it was anticipated that no expenditure item
application/pdf attached to:SCAF-96Meeting Report : SCAF-96