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Brief report on scientific observation on the fishery vessel Simeiz (FAO Statistical Area 41, November 2006 to March 2007)
Abstract: Scientific observation was conducted in the commercial trip on the ling-liner «Simeiz ... », operating under the Ukrainian flag, in the south-western Atlantic Ocean outside the exclusive (marine ... ) economic zones of the foreign states (FAO statistical area 41) in the period from November, 7, 2006 till ... exceed 500 kg per a long-line set. Substantial differences were noted neither in size composition nor in ...
Meeting Document : WG-FSA-07/11 : Autor(es): A.K. Zaytsev (Ukraine)
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La CCRVMA y su relación con el Tratado Antártico
1978. 3. Extensive harvesting of fish in the Sub-Antarctic during the late 1960s and mid-1970s, along ... on the Conservation of Antarctic Marine Living Resources (the CAMLR Convention) has its origins in ... discussions that began in 1975 between the Antarctic Treaty Consultative Parties, the CAMLR Convention came ... Treaty’s Protocol on Environmental Protection, as well as the conservation principles embedded in the ...
Document : Site Section: The Organisation
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Analysis of sea-ice concentration of 48.6_4 and _5 with remote sensing data during the latest four seasons
sea-ice disappeared in the eastern part of the block in February 21st after she left. The sea-ice was ... becoming thick around whole block in March 11th, but disappeared in the eastern part of the block again in ... trace in 2015/16 season (the detailed trace will be presented at the PowerPoint slide in the WG-SAM-16 ... lowest in 2016, and Japan and South Africa vessels has conducted fishing operation as they scheduled and ...
Meeting Document : WG-SAM-16/42 Rev. 1 : Autor(es): T. Namba, K. Taki and T. Ichii
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Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
proportional recruitment of krill. In this study, krill sampling data for empirical size frequencies were ... . The annual proportions of krill less than 36 mm in length to the total captured in net samples in four ... proportional recruitment in the CCAMLR study areas was similar to the variability in other krill studies and in ... the annual size distributions of krill in penguin diets. Simulations with either no fishing, or with ... Bellingshausen Sea in the West Antarctic Peninsula south to the eastern Subareas 48.1 and 88.3. The South ... The annual catch of Antarctic krill (Euphausia superba) in the Scotia Sea (FAO Statistical Subareas ... potential for additional increases in catch. The total precautionary catch limit of 8.6 million tonnes for ... fishing has occurred mainly in Area 48, where about 28% of the Antarctic krill stock is esti- mated to ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Autor(es): Kinzey, D., G. Watters and C.S. Reiss
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Multiple acoustic estimates of krill density at South Georgia during 2000/2001 reveal significant intra-annual and spatial variability
was less than that in the eastern box (80.4 g m-2). Analysis of mid-season western survey box transect ... was intermediate between the eastern and western areas. The size structure of the krill in the central ... around South Georgia in the 2000/2001 season: in October 2000 (early-season); during late December ... / early January 2000/2001 (mid-season), and in March 2001 (late-season). The surveys were the first in a ...
Meeting Document : WG-EMM-01/15 : Autor(es): A.S. Brierley, C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst (United Kingdom)
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Fishes: Trophic modelling of the Ross Sea
impacted indirectly by the fishing of Antarctic toothfish in the region. Unfortunately, little is known of ... out locally from the shore based stations in McMurdo Sound and Terra Nova Bay using a variety of gear ... . 2004) and defining biodiversity (Mitchell & Clark 2004). Two recent New Zealand surveys, “BioRoss” in ... . Multi-frequency acoustics combined with midwater trawling and bottom trawling were used in a stratified ...
Document : Site Section: Publications
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Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea
seasons. Weather and sea-ice regimes varied notably, especially in 2003, which was characterised by ... extensive and persistent sea-ice and strong winds with snowfalls in December. First incubation trips by ... females were significantly longer than in 1999 and 2001, which in turn delayed the mean departure date of ... males on the second incubation trip. A high number of chicks died during the post-hatching stage and the ... November), but mean trip duration varied (F2,309 = 124.80, p < 0.001). In 2003, trips were much longer ... -rearing period compared with the 1999 and 2001 breeding seasons, in which sea-ice conditions and trip ... varied notably, especially in 2003, which was characterised by extensive and persistent sea-ice and ... strong winds with snowfalls in December. First incubation trips by females were signifi cantly longer ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Autor(es): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi
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On the power to detect changes using the standard methods for monitoring parameters of predatory species
trip duration (C2.0). The other Standard Methods are not evaluated because the power analysis in the ... considered here are insufficient for conducting power analyses (penguin arrival weight A1.1, trend in penguin ... George Island in the 1981/82 and 1982/83 seasons. The mean trip duration for 37 pairs of Adelie penguins ... changes in trip duration within a season. 382 3.6 Breeding Success (A6.1) The reproductive success ... /Attendance Duration (C2.0) As we discussed above in the section on penguin foraging trip duration, this ... breeding success (A6.1), penguin chick diet (A8.1), and fur seal foraging trip duration (C2.0). The other ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Autor(es): Boveng, P. and J.L. Bengtson
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The relationship between sea-ice cover and Adélie penguin reproductive performance at Béchervaise Island
population growth in response to a reduction in the frequency of heavy sea-ice years. However, it is ... the form of sea-ice present, the season in which it is present and the processes that such sea-ice ... influences, such as primary productivity or foraging trip duration. To further explain the relationship ...
Meeting Document : WG-EMM-07/21 : Autor(es): L. Emmerson and C. Southwell (Australia)
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Beach debris survey, Main Bay, Bird Island, South Georgia, 2002/03
recorded in 2001/02 and the lowest levels of beach debris during summer since the first year of recording ... in 1990/91. The distribution of debris between summer and winter was similar to the previous year ... (3.6 kg) was a decrease of 1 kg since last year. There was a decrease in the proportion of nylon ... reduction in fishing gear found on the beach throughout the recording period, particularly during the winter ...
Meeting Document : SC-CAMLR-XXIII/BG/13 : Autor(es): Delegation of the United Kingdom