Search results
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TIMING OF CLUTCH INITIATION IN PYGOSCELIS PENGUINS ON THE ANTARCTIC PENINSULA: TOWARDS AN IMPROVED UNDERSTANDING OF OFF-PEAK CENSUS CORRECTION FACTORS
the breeding cycle. In this paper we present an analysis relating to both of these two challenges. Clutch ... °46′ W), Admiralty Bay, King George Island (62°10′ S, 58°30′ W), Humble Island (64°46′ S, 64°06 ... the peak of clutch initiation for any given year and site and, along with a simple estimation of species ... change through the breeding cycle. In this paper we present an analysis relating to both of these two ...
Meeting Document : WG-EMM-PSW-08/15 : Author(s): H.J. Lynch, W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece (USA)
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The reliability of VHF telemetry data for measuring attendance patterns of marine predators: a comparison with Time Depth Recorder data
Abstract: VHF radiotelemetry data has been used for over thirty years to monitor the behavior ... , there were significant differences in the number and duration of attendance bouts between the two instrument ... and decreasing cost over the last thirty years, TDRs are a more appropriate means to collect attendance data ... VHF radiotelemetry data has been used for over thirty years to monitor the behavior patterns ...
Meeting Document : WG-EMM-15/P05 : Author(s): A.D. Lowther, H. Ahonen, G. Hofmeyr, W.C. Oosthuizen, P.J. Nico De Bruyn, C. Lydersen and K. Kovacs
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Reports on abundance and biological information on toothfish in Divisions 58.4.4 a and 58.4.4b by the Shinsei Maru No. 3 in the 2009/10 season
longline vessel, Shinsei Maru No. 3, from April 30 to June 20. The survey was undertaken according ... vessel, Shinsei Maru No. 3, from April 30 to June 20. The survey was undertaken according to the decision ...
Meeting Document : WG-FSA-10/46 : Author(s): K. Taki, M. Kiyota and T. Ichii (Japan)
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Preliminary reports on abundance and biological information on toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in the 2009/10 season
longline vessel, Shinsei Maru No. 3, from April 30 to June 20. The survey was undertaken according ... vessel, Shinsei Maru No. 3, from April 30 to June 20. The survey was undertaken according to the decision ...
Meeting Document : WG-SAM-10/14 : Author(s): K. Taki, M. Kiyota and T. Ichii (Japan)
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A new approach to selecting Marine Protected Areas (MPAs) in the Southern Ocean
to address and potentially overcome these limitations. Drawing upon a database spanning more than 20 years ... these limitations. Drawing upon a database spanning more than 20 years and containing approximately 140 000 records ... of surrogates to assist in the identification of areas of high conservation value is one possible mechanism ... in the identification of areas of high conservation value is one possible mechanism to address and potentially overcome ...
Meeting Document : WS-BSO-07/P3 : Author(s): Harris, J., M. Haward, J. Jabour and E.J. Woehler
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POPULATION ASSESSMENTS OF GENTOO PENGUINS (PYGOSCELIS PAPUA) BREEDING AT AN IMPORTANT ANTARCTIC TOURIST SITE, GOUDIER ISLAND, PORT LOCKROY, PALMER ARCHIPELAGO, ANTARCTICA
Peninsula; it is one of the most frequently visited tourist sites in Antarctica. A number of gentoo penguin ... (Pygoscelis papua) breeding colonies are located on the island and these have been the focus of one ... consecutive years beginning in the 1996/1997 breeding season. Our results demonstrate that all colonies show ... . Of the six visited colonies, two showed an important and significant statistical decline in the number ...
Meeting Document : WG-EMM-09/P07 : Author(s): P.N. Trathan, J. Forcada, R. Atkinson, R.H. Downie and J.R. Shears
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An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
-chinned petrels, two black-browed albatrosses and one unidentifiable bird caught on hooks. One giant ... -chinned petrels, two black-browed albatrosses and one unidentifiable bird caught on hooks. One giant ... consisted of nine white-chinned petrels, two black-browed albatrosses and one unidentifiable bird caught ... carried two weights of c. 6 to 7 kg at a c. 50 m interval, one half-way along and the other at the end ... number of hooks was laid each night, either on one or two shorter longlines. All deck lights were ... was attended by one or two winchmen working a watch of c. 3 to 4 hours. As they came to the surface, fish ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Author(s): Ashford, J.R. and J.P. Croxall
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WG-FSA-06
, 9 October 2006 to Friday, 20 October 2006 Submissions Due: Monday, 25 September 2006 Meeting documents Doc ... of participants WG-FSA-06/20 Saga Sea krill harvesting and production T. Williksen (Norway) WG-FSA-06/21 ... (New Zealand) WG-FSA-06/3 List of documents WG-FSA-06/30 Towards a seabird mortality risk assessment ... analysis of the Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years 1997/98 ...
Meeting
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Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1, 48.2 and 88.3)
longlines were set between 290 and 350 m (station no. 20), and in Bransfield Strait, where one end ... . However, the results obtained make it possible to identify two fish groups in the study area. One group ... 2 30 20 10 0 0 1 2 3 4 Repletion index Figure 6: Stomach repletion in Dissosticlzus rnawsoni ... Ifocean Austral pacifique (61°24'S) jusqu'8 la mer du Scotia, dans I'oc6an Austral atlantique (58'03 ... Paper Title: Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1 ... , 48.2 and 88.3) Abstract / Description: During February and March 1998, a 43-day cruise on FV Tierra ... system) were used for the operation, with variable quantities of fish hooks (1 440 to 4 320), No. 9 ... /hook (Subarea 88.3), 19.1 g/hook (Subarea 48.1) and 3.0 g/hook (Subarea 48.2), and an average over all ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 1–17 : Author(s): Arana, P.M. and R. Vega
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A perspective on steepness, reference points, and stock assessment
for steepness. Ways out of the difficult situation raised by fixing steepness and life history parameters ... for steepness. Ways out of the difficult situation raised by fixing steepness and life history parameters ...
Meeting Document : WG-FSA-14/P05 : Author(s): M. Mangel, A.D. MacCall, J. Brodziak, E.J. Dick, R.E. Forrest, R. Pourzand and S. Ralston