Search results
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A characterisation of the toothfish fishery in Subarea 48.6 from 2003/04 to 2011/12
, location, size structure and maturity of Dissostichus spp. Information on the composition of bycatch ... toothfish, accumulated catch across years yielded 1,353 tons with the majority of the catch coming from ... was reported exclusively in the SSRUs 48.6A and 48.6G. Most of the catches were reported by vessels ... from Japan (58%) and Rep. of Korea (31%) and to a lesser extent, from South Africa (7%) and Norway (4 ...
Meeting Document : WG-FSA-12/38 : Author(s): R. Wiff (Chile), M. Belchier (United Kingdom), J.C. Quiroz and J. Arata (Chile)
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.1
-SAM meeting. We tentatively recalculated a sample size of Dissostichus spp in each block in such a way ... that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of coefficient ... variance of biomass estimate from the bootstrapped procedure, under the condition that the exploitation ... blocks, in order to promote successful stock assessment. We tentatively examined the degree of coverage ...
Meeting Document : WG-FSA-13/38 : Author(s): Delegation of Japan
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Biomass of Antarctic krill (Euphausia superba) off east Antarctica (30–80°E) in January–March 2006
Abstract: A multidisciplinary, single-ship survey of CCAMLR Division 58.4.2 was conducted in ... January-March 2006, during which time multifrequency echosounder data were collected for the purposes of ... estimating the biomass (B 0) of Antarctic krill (Euphausia superba). The mean density of E. superba ... estimated to be 15.89 million tonnes with a CV of 47.93%. Most of the E. superba detected (80%) were in ...
Meeting Document : WG-EMM-06/16 : Author(s): T. Jarvis, E. van Wijk, N. Kelly, S. Kawaguchi and S. Nicol (Australia)
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By-catch of fishes caught by the fishery vessel Niitaka Maru in the South Georgia area (August to September 2004)
by F/V Niitaka Maru (5306t) were made from August 6 to September 9, 2004 to the north of South ... Georgia Island. Among 100 net hauls quantitatively examined, a total of 12 species belonging to 6 families ... of by-catch fishes were occurred in 76 trawl catches. The family Myctophidae, the most abundant taxa ... during the present survey, were found in 61% of hauls examined. Although only one species, Lepidonotothen ...
Meeting Document : WG-EMM-05/19 : Author(s): T. Iwami, T. Hayashi, K. Taki and M. Naganobu (Japan)
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Fishing cruise of the Russian trawler Zakhar Sorokin to the Antarctic (Subarea 48.3) from 16 February to 10 March 1999
were done and 264,921 t of icefish were caught. 86% of catch were taken from 28 February to 3 March on ... the nothwestern slope of the South Georgia Island, where icefish fed actively on Antarctic krill and ... hour and 57 t per day of fishing. Icefish 27-33 cm long were the basis of catches. Total catch of other ... fish species constituted 9,171 t. Due to opinion of the captain of a Russian vessel and Russian ...
Meeting Document : WG-FSA-99/57 : Author(s): V.L. Senioukov and P.N. Kochkin (Russia)
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INFORMATION ON SPAWNING AND FECUNDITY OF ICEFISH CHIONOBATHYSCUS DEWITTI
Abstract: On the basis of the analysis of the biological material collected by one of the authors ... during fishery for Antarctic toothfish from 2002 till 2008 on different grounds of the Antarctic Zone ... spawning period of deep-water icefish Chionobathyscus dewitti during spring-and-summer period of the ... southern hemisphere. Higher numbers of individuals in prespawning and spawning state were noted on ...
Meeting Document : WG-FSA-09/13 : Author(s): V. Prutko and D. Chmilevsky (Russia)
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Population dynamics of the wandering albatross Diomedea exulans at Marion Island: long-line fishing and environmental influences
breeding population of the Vulnerable wandering albatross Diomedea exulans. The numbers of birds breeding ... result of both real changes in the size of the population and changes in the proportion of the population ... influenced by both environmental and anthropogenic effects are described. The proportion of first-time ... survival rates of breeding adults were negatively correlated with Japanese pelagic longline fishing effort ...
Meeting Document : WG-EMM-03/11 : Author(s): D.C. Nel, F. Taylor, P.G. Ryan and J. Cooper (South Africa)
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Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1997 winter and 1997/98 pup-rearing season
Abstract: Results of the survey of entanglements of Antarctic fur seals at Bird Island, South ... . Only seven seals were observed entangled in the winter, a drop of 59% from 1996. Four of these records ... were from adult females, a much higher proportion than in previous years. The number of entanglements ... in the summer was the lowest recorded to date, being 52% lower than in 1996/97. The percentage of ...
Meeting Document : SC-CAMLR-XVII/BG/11 : Author(s): Delegation of the United Kingdom
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2011/12
Subarea 88.1 and for 10 years in Subarea 88.2. This report summarises the timing, depth, and location of ... fishing together with the catch of Dissostichus spp. and bycatch species by year for the period 1997–98 to ... 2011–12. During the 2011–12 fishing year most of the catch in Subarea 88.1 came from the slope SSRU ... 88.1K. About 70% of the catch in the north was taken from 88.1C, and about 85% of the catch on the shelf ...
Meeting Document : WG-FSA-12/42 : Author(s): M.L. Stevenson ,S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)
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Descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 & 88.2 for the years 2000–01 to 2012–13
Abstract: We provide an update of the descriptive analyses of the toothfish tagging programme in ... Subareas 88.1 and 88.2, including summaries of data for the 2013 season. Overall, a total of 37 047 ... tagging rate of one toothfish per tonne of catch in the Ross Sea region. Tag recapture data showed that ... most fish are recorded as being recaptured only a short distance from their point of release, typically ...
Meeting Document : WG-FSA-13/49 : Author(s): S. Parker, A. Dunn, S. Mormede and S. Hanchet (New Zealand)