Résultats de la recherche

1. Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Subarea 48.6

   began in 2013 in data-poor fisheries. In the present report, the next three-season (2016-18) research ... plan in Subarea 48.6 was revised using the updated CCAMLR C2 and Observer data. The stock sizes for ... Dissostichus mawsoni in block 48.6_2. However, the estimates using the Petersen estimator were two-three times ... larger than those using the CPUE method in the block 48.6_3 and 48.6_4. Predicted numbers of tag ...

   Meeting Document : WG-FSA-15/16 Rev. 1 : Auteur(s): Delegation of Japan

2. Revised research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Subarea 48.6 by South Africa and Japan

   Abstract:  South Africa and Japan have revised the next season’s (2016/17) research plan in ... in 2016. We have used extracted data provided by CCAMLR Secretariat in this late August for the ... current analysis, but not used the cleaning data provided by them in this early September due to tight ... schedule toward the submission. We investigated the biological features of D. mawsoni in the Subarea and ...

   Meeting Document : WG-FSA-16/32 Rev. 1 : Auteur(s): Delegations of Japan and South Africa

3. What do we know about fish stocks in the Southern Scotia region? A review and prospects for future research

   Abstract:  Work on finfish in the southern Scotia Arc was restricted to taxonomy until the end of ... the 1960’s. Commercial exploitation, primarily on mackerel ice fish, Champsocephalus gunnari, and ... marbled notothenia, Notothenia rossii, started around the South Orkney Islands (60 – 62° / 43 – 47° W) in ... 1977/78 and close to Elephant Island and the lower South Shetland Islands (60 – 62° S / 54 – 62° W) in ...

   Meeting Document : WG-FSA-00/14 : Auteur(s): K.-H. Kock (Germany) and C. Jones (USA)

4. Population identity, site-fidelity, movement ranges and preliminary estimates of abundance of southern right whales in the Antarctic Indian sector inferred from genetic markers

   identity as well the individual identity of southern right whales distributed in summer in the Antarctic ... abundance based on ‘mark-recapture’ methods in the Antarctic Indian sector (i.e., between 80°-135°E and ... south of 60°S). In total, 157 biopsy samples were collected as skin biopsies from free-ranging whales ... the presence of a Y-chromosome specific locus. The mtDNA analysis suggested that whales in the ...

   Meeting Document : WG-EMM-18/18 : Auteur(s): L.A Pastene, M. Goto, P. Acuña, M. Taguchi, T. Hakamada and K. Matsuoka

5. Information on the spawning of Dissostichus mawsoni from Subareas 88.1 and 88.2 in the 2003/04 season

   Dissostichus mawsoni were collected from Sub areas 88.1 and 88.2 in the 2002-2003 season by the New Zealand ... bottom longline vessels Janas, Avro Chieftain and San Aotea II operating in the Exploratory Fishery. The ... first fully mature female fish were found in December, three months earlier than in the previous season ... . The onset of spawning in D. mawsoni is in December and continues until at least June, in both Sub ...

   Meeting Document : WG-FSA-04/34 : Auteur(s): G.J. Patchell (New Zealand)

6. A revised estimate of short-term yield for the mackerel icefish (Champsocephalus gunnari) off Heard Island based on a trawl survey in 1998

   Abstract:  A random stratified trawl survey of Mackerel icefish in 2 populations (Plateau and ... Shell Bank) in the vicinity of Heard Island enabled a revised estimate of yield for the coming 2 seasons ... in 1999 and 2000. While the abundances of icefish are lower in 1998 than in 1997, the Age 3 and Age 4 ... tonnes for 2000. These figures may need to be re-evaluated in light of known catches in the 1998 season ...

   Meeting Document : WG-FSA-98/54 : Auteur(s): A. Constable and D. Williams (Australia)

7. Proposal for a CCAMLR sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea

   Abstract:  The exploratory fishery for Dissostichus spp. has now been operating for 14 years in ... Subarea 88.1 and for nine years in Subarea 88.2. Associated research has led to an assessment of the ... fisheries potential yield, but a source of ongoing uncertainty in the stock assessment concerns recruitment ... dynamics. Although pre-recruit Antarctic toothfish fish are caught in various locations during fishing ...

   Meeting Document : WG-SAM-11/16 : Auteur(s): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand)

8. The integrated Antarctic expedition of the YugNIRO in the season of 1989–1990: main results of the ichthyological studies

   Abstract:  From the field material collected on the YugNIRO integrated expedition in the Indian ... Ocean sector of the Antarctic in the season of 1989-1990, information is presented in this paper on ... taken on the shelf of Antarctica, at Ob and Lena Seamounts (referred to as Banks in the Russian usage ... ), and in the zone of the Southern Polar front. In the shelf area, of Cooperation Sea, localities of ...

   Meeting Document : WG-FSA-90/39 : Auteur(s): A.K. Zaitsev, V.G. Prutko and V.N. Yakovlev (YugNIRO, USSR)

9. Joint Polish/American hydroacoustic survey of Elephant Island in the vicinity of King George Island, 1988

   Abstract:  The hydroacoustic survey found a low krill abundance in most areas covered by last ... years survey. The total biomass in the vicinity of Elephant Island was estimated from 120 kHz data to be ... 260 k tons and that in the Bransfield Strait South of King George Island was 39 k tons for a total of ... 299 k tons in the combined areas. The estimated 200 kHz survey data were higher, giving 715 k tons ...

   Meeting Document : SC-CAMLR-VII/BG/21 : Auteur(s): United States of America

10. A characterisation of the toothfish fishery in Subarea 48.6 from 2003/04 to 2011/12

    ) in CCAMLR subarea 48.6 (South East Atlantic). This report summarises the catch, effort, timing, depth ... species caught in the fishery over the period 2003-4 to 2011-12 are also presented. For the Antarctic ... was reported exclusively in the SSRUs 48.6A and 48.6G. Most of the catches were reported by vessels ... %). Unstandardized raw catch and effort data suggested that the median catch per unit of effort in Antarctic ...

    Meeting Document : WG-SAM-12/33 : Auteur(s): R. Wiff (Chile), M. Belchier (United Kingdom) and J. Arata (Chile)

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