Résultats de la recherche
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Validation of age determination in Notothenia coriiceps, by means of a tag-recapture experiment at potter cover, South Shetland Islands
after the period of liberty. In scales of those specimens recovered after 11-13 months, one extra ... annulus was laid down. The same analysis in one individual recovered after 21 months resulted in 2 extra ... closely spaced sclerites zones, which corresponded with an elapse of two winter seasons. The comparative ... Shetland Islands, in successive years from 1989 to 1992, 9 were recaptured at the same site after periods ...
Meeting Document : WG-FSA-94/12 : Auteur(s): E.R. Barrera-Oro and R.J. Casaux (Argentina)
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Age determination of Champsocephalus gunnari Lönnberg, 1905 (Channichthyidae) taken in the South Georgia area in 1990
-26 and 30-34 cm. Only vertebra samples (n =140) were used in age determination. Age groups from 1+ to ... USSR conducted two research cruises using the vessels RV Hill Cove and RV Akademik Knipovich to study ... 9+ were present in catches. Two peaks in size composition correspond with fish of the 1987 and 1985 ... /86 year classes. The first small peak corresponds with the strong 1988 year class. File: 17 ... WG-FSA-90/33 AGE DETERMINATION OF CHAMPSOCEPHALUS ... =140) were used in age determination. Age groups from 1 + to 9+ were present in catches. Two peaks in ... Knipovich). Two fish age-reading structures (otoliths and vertebrae), to be used in determining the age ... . Yearly growth marks in vertebrae preparations for the age groups observed usually appear as two dark ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 285–293 : Auteur(s): Kochkin, P.N.
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Estimates of the tag loss rates for single and double tagged toothfish (Dissostichus mawsoni) fishery in the Ross Sea
tagged fish having at least one tag remaining after one year at liberty; 98.9% after two years at liberty ... (95% C.I.s 0.027–0.052) tags per year. For double tagged fish this corresponds to 99.5% of double ... that the impact on the assessment of ignoring tag recapture data after a six year period was to ... ; declining to 94.6% after six years; and to 88.4% after ten years. Comparison of the different loss rate ...
Meeting Document : WG-SAM-11/18 : Auteur(s): A. Dunn, M.H. Smith (New Zealand), D.J. Agnew (UK) and S. Mormede (New Zealand)
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e-cc-xxvi-a5.pdf
... 20, in support of two surveillance operations conducted by New Zealand in January 2007. No requests ... and added the following two new items: ‘Advice from the Scientific Committee’ and ‘Election of Vice ... licences issued to the vessels, which effectively restricted them to remaining in port for the next year ... System of Inspection and raised their concern regarding these incidents and expressed the view that
application/pdf attached to:SCIC-07Meeting Report : SCIC-07
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e-cc-xii-a4.pdf
... on average every other year with abbreviated review audits in the alternate years. The potential ... recommends that, for a trial period of two years, the Commission adopt a publications distribution policy as ... Secretariat indicate that the cost of full audits every year are not justified; full audits can be required ... the use of review audits, the Committee recommends that the Commission decide, each year after the
application/pdf attached to:SCAF-93Meeting Report : SCAF-93
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Opening Speech by the Argentine Minister of Foreign Affairs and Worship, Vice-Admiral Oscar A Montes
twenty years. Argentina, one of the countries claiming :s-ov- ereign rights, feels that the formula of ... developed during the nearly 20 years since the Antarctic Treaty entered into force. But a new stage is ... scientific work and combined efforts for the preservation of , the Antarctic environment. The year 1959 ... that year. The Washington conference ended with the adoption of the Antarctic Treaty, which marks ...
Document : Site Section: The Organisation
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Phytoplankton: Trophic modelling of the Ross Sea
October each year. In the absence of light, primary production ceases, and phytoplankton concentrations ... approximately 30 m. This is consistent with previous results (Bender et al. 2000; Saggiomo et al. 2002; Smith ... vary considerably between 20 to >200 gCg-1Chl-a (Taylor et al. 1997; Lefevre et al. 2003). Data from ... -invariate value of 80–100 gCg-1Chl-a is reasonable, though Smith et al. (1996) found values between 126 and ...
Document : Site Section: Publications
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The principal results of YugNIRO complex studies in the Indian sector of the Antarctic
Abstract: In 1997 it was 30 years from the moment of launching YugNIRO fisheries studies in the ... Antarctic. Two essential points should be emphasized in the ideology and methodology of the studies carried ... essential part. Author(s): V.I. Bondarenko, V.A. Bibik, V.V. Gerasimchook, E.P. Goubanov, A.V. Romanov and ...
Meeting Document : WG-EMM-98/12 : Auteur(s): V.I. Bondarenko, V.A. Bibik, V.V. Gerasimchook, E.P. Goubanov, A.V. Romanov and B.G. Trotsenko (Ukraine)
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Fulfilling CCAMLR’s commitment to create a representative system of Marine Protected Areas
adopting a Southern Ocean representative system of MPAs by 2020. ASOC recommends that this year CCAMLR ... summarises CCAMLR's progress in fulfilling this commitment to date. Following recent progress with ... . Continues to develop and implement research and monitoring Plans for current MPAs. Author(s): Submitted by ...
Meeting Document : CCAMLR-XXXVII/BG/36 : Auteur(s): Submitted by ASOC
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e-sc-xxvi-a7.pdf
... raised by the two papers. These issues related to species identification, catch sampling (the trade-off ... Assessments at multi-year intervals ................................................... 541 OTHER BUSINESS ... arising from tag recaptures is increasing each year. 2.6 The Working Group noted that the Secretariat ... severe depletion in one fishing ground where catch and effort had concentrated from the 2004 to the 2007
application/pdf attached to:WG-SAM-07Meeting Report : WG-SAM-07