Search results
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Population identity, site-fidelity, movement ranges and preliminary estimates of abundance of southern right whales in the Antarctic Indian sector inferred from genetic markers
to the same location in the Antarctic Indian sector in subsequent years. The average longitudinal dispersal ... ’ and the ‘recapture’ ranged from 3-13 years with an average at 7.3 years. Preliminary application of a ‘mark-recapture ... sector and similar period. However differences were observed in some years, which suggest that some ... that individual whales tended to return to the same location in the Antarctic Indian sector in subsequent years ...
Meeting Document : WG-EMM-18/18 : Author(s): L.A Pastene, M. Goto, P. Acuña, M. Taguchi, T. Hakamada and K. Matsuoka
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Interannual variations of water thermochaline structure on South Georgia Island, South Orkney Islands and Shetland Islands shelves
in the area of South Orkney Isls and Shetland Isls in January-February since 1970. Three types of years have ... of intermediate cold layer. In some years of this type (1 97 1, 1972, 1978, 1982) the layer had positive ... temperature, while in other years (1980, 1981) the layer temperature was negative. The second year type (1979 ... between the same. Two year types were revealed in the area of South Orkney Isls. Availability of a warmed ...
Meeting Document : WG-EMM-00/34 : Author(s): P. Chernyshkov, V. Shnar, O. Berezhinsky and I. Polischuk (Russia)
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Fishery Report: Champsocephalus gunnari Heard Island (Division 58.5.2)
58.5.2 2 -60 -50 -40 -30 -20 -10 1996/97 1997/98 1998/99 1999/00 2000/01 2001/02 2002/03 2003/04 ... . 30 Nov–30 Nov Simulation specification Number of runs 1 Individual trial specifications Years ... in this fishery of 240 mm to protect juvenile fish (younger than 2.5 years) and that, if the proportion of fish ... ) the modal lengths will be dependent on the time of year in which the fishery was prosecuted ...
Document : Site Section: Publications
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Trends in entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at South Georgia
of any material unavoidably jettisoned which could form collars to entangle seals. Five subsequent years ... been halved in recent years. However, the South Georgia fur seal population has approximately doubled ... in the same period, so that the overall total of animals entangled may even have increased. Nevertheless ... bands and the fact that all such bands washed ashore over the last 2 years have been cut, does suggest ...
Meeting Document : SC-CAMLR-XV/BG/03 : Author(s): Delegation of the United Kingdom
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VME detection thresholds: preliminary results of a study on the case of the sea pens (Pennatulacea) of the CCAMLR sector 58.4.4b
Group 2018. However, despite the important level of the catches, no VME detection threshold triggering ... Group 2018. However, despite the important level of the catches, no VME detection threshold triggering ...
Meeting Document : WG-EMM-2019/52 : Author(s): A. Martin and M. Eléaume
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Preliminary results on the distribution of fin whales on the northern Antarctic Peninsula
collected from 2013 to 2018 by the Brazilian Antarctic Program the Polar Vessel (NPo) Almirante Maximiano ... to 2018 by the Brazilian Antarctic Program the Polar Vessel (NPo) Almirante Maximiano during the austral ...
Meeting Document : WG-EMM-18/43 : Author(s): E. Seyboth, L. Dalla Rosa, G. Watters and E.R. Secchi
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A comparative morphometric analysis of sagittal otoliths of three icefishes (Channichthyidae) in Antarctic waters
and right otoliths for fish ranging from 20 to 67 cm TL. To test for significant differences between ... not varied significantly between right and left sagittae (P>0.05). All EFDs derived from the 20 harmonics ... and right otoliths for fish ranging from 20 to 67 cm TL. To test for significant differences between ... not varied significantly between right and left sagittae (P>0.05). All EFDs derived from the 20 harmonics ...
Meeting Document : WG-FSA-18/47 : Author(s): G. Plaza, C. Rodríguez-Valentino and P.M. Arana
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Fishery Report: Champsocephalus gunnari South Georgia (Subarea 48.3)
Frequency (proportion of the catch) Le ng th (c m ) 10 20 30 40 50 986/87987/88988/90989/90990 ... -SAM-04/20). 2 ANI 48.3 Trawl surveys 6. In April 2008 the UK undertook a random stratified ... of year) 116 S eabed area of survey strata S trata (m) km2 1. SR 50–200 2. SR 200 ... Lower CI Upper CI One-sided lower 95% CI 76 384 30 183 27 630 142 835 32 767 4 ANI 48.3 ...
Document : Site Section: Publications
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Solutions to seabird by-catch in Alaska’s demersal longline fisheries
Abstract: This research program compared seabird bycatch mitigation strategies over 2 years (1999 ... for Pacific cod. We conducted tests over two years to account for inter-annual variation and allow ... comprehensive solution. Paired streamer lines successfully reduced seabird bycatch in all years, regions ... of magnitude variation in bycatch across years and in the case of the sablefish fishery, among regions. Paired ...
Meeting Document : WG-FSA-01/35 : Author(s): E.F. Melvin, J.K. Parrish, K.S. Dietrich and O.S. Hamel (USA)
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Fishery Report 2015: Champsocephalus gunnari South Georgia (Subarea 48.3)
size of 30 cm in three years. Icefish inhabit the shelf all around South Georgia and also at Shag ... . Throughout this report the CCAMLR fishing season is represented by the year in which that season ended, e.g ... . 2015 represents the 2014/15 CCAMLR fishing season (from 1 December 2014 to 30 November 2015 ... with a minimum mesh size of 90 mm. In recent years, the catch limit for this fishery has been between 1 500 ...
Document : Site Section: Publications