Résultats de la recherche
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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 ... fishery for Pacific cod. We conducted tests over two years to account for inter-annual variation and allow ... years, regions, and fleets (88% to 100% relative to controls with no deterrent), despite the fact that ... we saw orders of magnitude variation in bycatch across years and in the case of the sablefish fishery ...
Meeting Document : WG-FSA-01/35 : Auteur(s): E.F. Melvin, J.K. Parrish, K.S. Dietrich and O.S. Hamel (USA)
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Krill population dynamics at South Georgia 1991–1997, based on data from predators and nets
biomass in the following year. Similar recruitment failure in the same years is evident in krill ... samples from late summer (March). From the 7-year predator time-series, within-year variation was greatest ... -group cohorts in the length-frequency distribution, we suggest that year's of high mean krill ... scientific nets from the same area over the summers of 1991-1997. In comparing the 5 years with both predator ...
Meeting Document : WS-AREA 48-98/15 : Auteur(s): K. Reid, J. Watkins, J. Croxall and E. Murphy (UK)
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Results from the random stratified trawl surveys to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2010 and 2011
the 2011 catch, at less than 0.5 t, 15% of the earlier four year average, and the 2010 catch being 60 ... information on abundance. Catches of D. eleginoides were at half or lower than in surveys from both years than ... the average catch for the previous four years (2006-2009). Catches of C. gunnari were very low, with ... the average. Macrourid catches have been stable over recent years, with a fall in 2011. Skate catches ...
Meeting Document : WG-FSA-11/23 : Auteur(s): G.B. Nowara, S.G. Candy and T. Lamb (Australia)
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A CHARACTERISATION OF THE TOOTHFISH FISHERY IN SUBAREAS 88.1 AND 88.2 FROM 1997–98 TO 2007–08
2001), these year classes are not seen in large numbers in later years in the fishery. So at this stage ... -year experiment (SC-CAMLR-XXIV). One of the aims of the experiment was to simplify the administration ... there is no evidence for strong variation in year class strength in the fishery. Author(s): M.L ... eleven years in Subarea 88.1 and for six years in Subarea 88.2. This report summarises the large amount ...
Meeting Document : WG-FSA-08/22 : Auteur(s): M.L. Stevenson, S.M. Hanchet and A. Dunn (New Zealand)
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Preliminary results on the observations of cetaceans in the CCAMLR Statistical Subareas 48.1 and 48.2
vessel More Sodruzhestva. Observations were made during December 2018 – to January 2019 in Subareas 48.1 ...
Meeting Document : WG-EMM-2019/35 Rev. 1 : Auteur(s): K. Vishnyakova and L. Pshenichnov
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Summary of Ross Sea skate tagging programme results
years, and 47 (0.5%) have been recaptured. The recapture of tagged Amblyraja georgiana after up to four ... years at liberty shows that some skates survive and recover from being hauled out of depths of around ... georgiana moved very little, even after four years at liberty. There was no movement between SSRUs, and the ...
Meeting Document : WG-FSA-06/32 : Auteur(s): S.L. Ballara, A. Dunn and M.P. Francis (New Zealand)
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Preliminary studies on age and growth of Dissostichus eleginoides in the Ob-Lena Bank
were estimated. The estimated ages ranged from 5 to 46 years for males and from 5 to 50 years for ... females. Five to eighteen years gave large contribution to the total age groups for both sexes. Females ...
Meeting Document : WG-FSA-10/48 : Auteur(s): K. Taki, M. Kiyota and T. Ichii (Japan)
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Demersal fishing interactions with marine benthos in the Southern Ocean: an assessment of the vulnerability of benthic habitats to impact by demersal gears
Abstract: A collaborative project between Australian industry, the Australian Antarctic Division (AAD), Australian Fisheries Management Authority (AFMA), and the Fisheries Research and Development Corporation has been established to investigate the interactions between demersal fishing gears
Meeting Document : SC-CAMLR-XXVI/BG/30 : Auteur(s): Delegation of Australia
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CCAMLR 2000 revisited
Abstract: The total abundance of krill in the Scotia Sea was estimated from an international echosounder and net survey (CCAMLR 2000) to be 44.3 million metric tons (Mt; CV=11.4%), prompting the Antarctic Treaty's Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR)
Meeting Document : WG-EMM-07/30 Rev. 1 : Auteur(s): D.A. Demer, A.M. Cossio and C.S. Reiss (USA)
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Report of the Convener of WG-FSA to SC-CAMLR-XXV, October 2006
Title: Report of the Convener of WG-FSA to SC-CAMLR-XXV, October 2006 Approval: Approved
Meeting Document : SC-CAMLR-XXV/BG/30