Search results
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Estimating penguin populations using image analysis of colour aerial photography
and sub-Antarctic and are used extensively to monitor changes in the marine ecosystem. Aerial photographic ... carried out manually by counting individual birds on highly magnified prints. Here we present the results ... on Bird Island, South Georgia. We compare the results with conventional ground counts for the study ... -Antarctic and are used extensively to monitor changes in the marine ecosystem. Aerial photographic surveys ...
Meeting Document : WG-EMM-02/34 Text : Author(s): P.N. Trathan (United Kingdom)
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A statistical method for analysing the extent of IUU fishing in CCAMLR waters: application to Subarea 48.3
Abstract: 1. This paper describes a new method for estimating IUU catch of fish and birds ... 1. This paper describes a new method for estimating IUU catch of fish and birds. It utilises high ... rigorous estimates and confidence intervals of fish and bird catch by IUU vessels. This method has not been ... time. 4. The total annual IUU catch of toothfish and birds was calculated using a second simulation ...
Meeting Document : WG-FSA-02/4 : Author(s): D.J. Agnew and G.P. Kirkwood (United Kingdom)
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MULTIPLE INDICATORS SUGGEST A STRONG ECOSYSTEM ANOMALY AT SOUTH GEORGIA IN 2009
Abstract: The marine pelagic system around South Georgia is characterised by considerable inter ... metrics for birds, seals and fish seems to be connected with the availability of Antarctic krill ... . The marine ecosystem at South Georgia is the focus of a major research effort and consequently there are many ... and the combined standardised index of CCAMLR ecosystem monitoring programme data from Bird Island reached its ...
Meeting Document : WG-EMM-09/23 : Author(s): S. Hill, M. Belchier, M. Collins, S. Fielding, E. Murphy, P. Trathan, H. Venables and C. Waluda (United Kingdom)
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Report to the Scientific Committee for the Conservation of Antarctic Marine Living Resources on the outcomes of the EU-H2020 Project ‘Mesopelagic Southern Ocean Prey and Predators (MESOPP)’ and its utility to SC-CAMLR
cooperation on marine ecosystems based on an e-infrastructure, adding additional countries such as USA, New ... cooperation on marine ecosystems based on an e-infrastructure, adding additional countries such as USA, New ... and structure the community; Start to organise the related marine ecosystem community between the EU ... Zealand, Canada (in the Frame of the Galway statement), Brazil and all active countries already involved ...
Meeting Document : SC-CAMLR-38/BG/30 : Author(s): A.J. Constable, P. Lehodey and P. Koubbi
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Proposal for a skate tagging program in the Ross Sea region to estimate the local biomass trend for starry skates (Amblyraja georgiana)
: No Delegation responsibility for releasing documents: New Zealand ... to the Ross Sea region Marine Protected Area. For consistency in comparisons, we use S-series t-bar tags ... to the Ross Sea region Marine Protected Area. For consistency in comparisons, we use S-series t-bar tags ...
Meeting Document : WG-FSA-18/38 Rev. 1 : Author(s): S. Parker and M. Francis
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A new bathymetric compilation for the South Orkney Islands, Antarctic Peninsula (49°–39°W to 64°–59°S): insights into the glacial development of the continental shelf
Abstract: We present a new, high resolution (300 m) bathymetric grid of the South Orkney Islands ... and surrounding continental shelf, northeast of the Antarctic Peninsula. The new grid, derived from a compilation ... of marine echo-sounding data improves previous regional bathymetric representations and helps to visualise ... uncertain and will require further targeted marine geological and geophysical investigations to resolve ...
Meeting Document : WG-EMM-14/P01 : Author(s): W.A. Dickens, A.G.C. Graham, J.A. Smith, J.A. Dowdeswell, R.D. Larter, C.-D. Hillenbrand, P.N. Trathan, J.E. Arndt and G. Kuhn
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Progress towards an assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 882C–H for the years 2002–03 to 2015–16 using a two-area model
for releasing documents: New Zealand ... models were first developed for the region in 2014 and refined in 2015. Results showed the need ... an update on these two-area stock models, which include two years of new data collected under a research ... models were first developed for the region in 2014 and refined in 2015. Results showed the need ...
Meeting Document : WG-FSA-16/44 : Author(s): S. Mormede, K. Large and S. Hanchet
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A REVIEW OF THE METHODS USED TO RELEASE SKATES (RAJIIDS), WITH OR WITHOUT TAGS, IN ANTARCTIC EXPLORATORY FISHERIES
Abstract: An ongoing mark and recapture experiment for skates was commenced by New Zealand ... . Consistent with this recommendation, commencing in the 2006/07 season, New Zealand fishing vessels were given ... permission by the New Zealand government as part of the national research plan, to trial an alternative ... tagging. Following favourable results aboard by New Zealand vessels using Method 2 during the 2006/07 ...
Meeting Document : WG-FSA-08/30 : Author(s): J.M. Fenaughty (New Zealand)
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An update of the ageing program for Patagonian toothfish (Dissostichus eleginoides) at the Australian Antarctic Division, including a summary of new data available for the Integrated Stock Assessment for the Heard Island and the McDonald Islands fishery (Division 58.5.2)
assessment includes new age data from the 2012, 2013 and 2014 RSTSs, as well as from the commercial fishery ... ). This year’s stock assessment includes new age data from the 2012, 2013 and 2014 RSTSs, as well as from ... in the current assessment (Ziegler et al., 2014). Author(s): B.M. Farmer, E.J. Woodcock and D.C. Welsford ... ) at the Australian Antarctic Division, including a summary of new data available for the Integrated Stock Assessment ...
Meeting Document : WG-FSA-14/45 : Author(s): B.M. Farmer, E.J. Woodcock and D.C. Welsford (Australia)
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Light levels experienced by foraging Antarctic fur seals, Arctocephalus gazella
light levels experienced by a diving marine mammal. TDRs were deployed on 10 female Antarctic fur seals ... (Arctocephalus gazella) at Bird Island, South Georgia (54° 00' S 38° 02' W) in the 1994/5 austral ... experienced by a diving marine mammal. TDRs were deployed on 10 female Antarctic fur seals (Arctocephalus ... gazella) at Bird Island, South Georgia (54° 00' S 38° 02' W) in the 1994/5 austral summer. Depth and light ...
Meeting Document : WG-EMM-99/28 : Author(s): D.J. McCafferty, I.L. Boyd and T.R. Walker (UnitedKingdom)