Resultados de la búsqueda
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Temporal variability in Adélie penguin CEMP parameters and their response to changes in prey availability
between breeding success and fledgling weight. These discordant years also had an inconsistency between ... , foraging trip duration, meal mass and fledgling weights. Some years had either good breeding success with ... the duration of early and late stage foraging trips. For example, low breeding success was recorded in ... guard stage and elevated during the crèche stage). The overall temporal variability across years in ...
Meeting Document : WG-EMM-12/22 : Autor(es): L. Emmerson and C. Southwell (Australia)
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Temporal variability in Adélie penguin CEMP parameters and their response to changes in prey availability
between breeding success and fledgling weight. These discordant years also had an inconsistency between ... , foraging trip duration, meal mass and fledgling weights. Some years had either good breeding success with ... the duration of early and late stage foraging trips. For example, low breeding success was recorded in ... guard stage and elevated during the crèche stage). The overall temporal variability across years in ...
Meeting Document : WG-EMM-12/48 : Autor(es): L. Emmerson and C. Southwell (Australia)
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Uncertainty in reported geographical distribution and weight of krill catches from Norwegian krill fishing vessels operating continuous fishing systems
. Experiments on board ‘Saga Sea’ showed that there is an average delay of approximately 9 minutes between the ... are difficult to retrace, and therefore, in order to get an idea about the uncertainty in reported ... average values of ca. 18 hours for low catch rates to ca. 3 hours for high catch rates. The deviance in ... approximately normally distributed around a mean value of 1.6 tonnes with ca. 90% of the deviances contained ...
Meeting Document : WG-EMM-18/22 : Autor(es): G. Skaret, T. Knutsen, F. Grebstad and O.A. Bergstad
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Inclusion of fisheries notifications in the Database of Upcoming Expeditions to the Southern Ocean
(www.soos.aq). Developed by the Australian Antarctic Data Centre, DueSouth is an open-access resource for the ... inclusion of industry vessels (e.g., Tourist and Fisheries) provide important “Ships of Opportunity” for ... research vessels. Building on the 2018 endorsement by the Scientific Committee (e-sc-xxxvii_1.pdf paragraph ... 10.9) and the test case provided as shown herein, SOOS now requests formal approval for the inclusion ...
Meeting Document : CCAMLR-38/BG/26 : Autor(es): Submitted by SCOR
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Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) program: developing ICED and CCAMLR joint activities
CCAMLR to develop joint activities in this regard, planning is underway for an ICED Workshop focussed on ... , the implications for ecosystems and for management. ICED’s current major focus is to build on this ... valuable information for ecosystem-based management in the region. Following discussions between ICED and ... Workshop will be held in Hobart in April 2018 in association with the MEASO2018 conference. This paper ...
Meeting Document : WG-EMM-17/36 : Autor(es): E. Murphy on behalf of ICED SSC
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Stable isotope analysis of Southern Ocean fish tissue samples to investigate trophic linkages of Antarctic toothfish (Dissostichus mawsoni)
same species with age. There was significant residual variance in?15N and?13C values for each of the ... Atlantic, and sperm whales from the Gulf of Mexico. There was high variance in?15N and?13C values for each ... of the species sampled, on the order of 3-4 ‰ for?15N (which equates to one trophic level) and 4 ... ‰ for?13C (suggesting multiple primary sources of organic matter). For each species where sufficient ...
Meeting Document : WG-EMM-07/19 : Autor(es): M.H. Pinkerton, S. Bury, S.M. Hanchet and D. Thompson (New Zealand)
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A sentiment analysis of online content containing Antarctic krill fishing search terms
decisions. The Antarctic krill fishery is managed by the Commission for the Conservation of 14 Antarctic ... combination of recent increases in catches and perceived 16 negative environmental impacts of fishing for ... Antarctic krill has caused concern for the 17 future of krill populations among stakeholders and has ... resulted in an ongoing public debate. 18 The tenor of this debate is inevitably guided by access to ...
Meeting Document : WG-EMM-17/18 : Autor(es): J. Barrett, K. Reid and J. Jabour
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Improving the monitoring and control of transhipments in CCAMLR
100% observer coverage for such events, including on carrier vessels. Provide an annual report to SCIC ... Abstract: Improving monitoring and control of transhipments continues to be a key issue for ... CCAMLR. The 2 nd Performance Review Panel (PR2) has recommended that CCAMLR take action on transhipments ... accountable for non-compliance by their flagged vessels. Develop and require use of a standardized ...
Meeting Document : CCAMLR-38/BG/46 : Autor(es): Submitted by ASOC
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RECENT POPULATION ESTIMATES AND TRENDS IN NUMBERS OF ALBATROSSES AND GIANT PETRELS BREEDING AT THE SUB-ANTARCTIC PRINCE EDWARD ISLANDS
group (Marion and Prince Edward islands) was conducted during December 2008, seven years after the ... have remained stable, whereas the population on Prince Edward Island decreased by 20% from 2001 to 2008 ... numbers have remained stable at Marion Island. Current best estimates for annual breeding populations ... Edward Islands for these seven species. Apart from the dark-mantled sooty albatross, their populations ...
Meeting Document : WG-EMM-10/P4 : Autor(es): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford
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Recent population estimates and trends in numbers of albatrosses and giant petrels breeding at the sub-Antarctic Prince Edward Islands
group (Marion and Prince Edward islands) was conducted during December 2008, seven years after the ... have remained stable, whereas the population on Prince Edward Island decreased by 20% from 2001 to 2008 ... numbers have remained stable at Marion Island. Current best estimates for annual breeding populations ... Edward Islands for these seven species. Apart from the dark-mantled sooty albatross, their populations ...
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