Résultats de la recherche

1. ON THE STRATOSPHERE OZONE DISTRIBUTION ASYMMETRY POSSIBLE IMPACT ON KRILL BASED ECOSYSTEM

   considerable zonal asymmetry in total ozone distribution over Antarctica due to the planetary waves in a polar ... stratosphere is observed last decades. As was shown by authors earlier in the latitudinal interval of 55-75°S ... in Antarctic spring months (Sep-Nov) the minimum of quasi-stationary wave (QSW) in total ozone ... productive krill population region, and QSW maximum- in the Ross Sea area and Australian sector. We expect ...

   Meeting Document : WG-EMM-09/36 : Auteur(s): G. Milinevsky (Ukraine)

2. Summary of VME notifications made under Conservation Measures 22-06 and 22-07

   Abstract:  In accordance with conservation measures (CM) in force, Members are required to notify ... ). Notifications are made either under CM 22-07 in the case of encounters with potential VMEs during the course of ... bottom fishing, or under CM 22-06 in other cases such as during research surveys. The Secretariat ... received a total of 30 notifications of encounters with VMEs in 2008/09 arising from research surveys (CM ...

   Meeting Document : WG-EMM-10/07 : Auteur(s): Secretariat

3. Observations on the diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Statistical Subarea 88.1)

   Abstract:  The diet of Antarctic toothfish Dissostichus mawsoni captured by bottom longline in the ... fishing seasons. Fish sampled in 2001 were caught in 317-2154 m depths and ranged in length from 58–190 cm ... total length (TL) while fish sampled in 2002 were caught in 815-1623 m depths and ranged in length from ... 62–197 cm TL. A high proportion of stomachs sampled were empty (34% in 2001 and 49% in 2002) and the ...

   Meeting Document : WG-FSA-02/15 : Auteur(s): J.M. Fenaughty, D.W. Stevens and S.M. Hanchet (New Zealand)

4. Antarctic neritic krill Euphausia chrystallorophias: spatio-temporal distribution, growth and grazing rates

   Abstract:  Dynamics of distribution, growth, life span and feeding were studied in the endemic ... Antarctic euphausiid Euphausia crystallorophias in the central part of the Indian sector of the Southern ... Ocean during the austral summer, from 1977 to 1990, and in the Lazarev Sea during the summer 1990/91 ... . Both larvae and adult E.crystallorophias were found in abundance in shelf waters of 100-500 m depth ...

   Meeting Document : WG-Joint-94/10 : Auteur(s): E.A. Pakhomov (Ukraine) and R. Perissinotto (South Africa)

5. INVESTIGATING LENGTH AT MATURITY OF ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) BASED ON SCIENTIFIC OBSERVERS’ DATA

   Abstract:  Through generalised linear models, the gonadosomatic index of Antarctic toothfish in ... observers’ staging data were highlighted and GSI is recommended as a better indicator of maturity status in ... vitellogenic fish with low GSI values, in some cases below 1%. In most studies there was little if any ... difference in the GSI values of fish at different maturity stages. However these studies were carried out on ...

   Meeting Document : WG-FSA-08/48 : Auteur(s): S. Mormede, S. Parker and P. Grimes (New Zealand)

6. Dynamics of Notothenia rossii rossii size-age structure on the Kerguelen Islands shelf

   Islands shelf in the period from 1970 to 1991, dynamics of size- age structure of marbled rockcod ... the data collected in the joint Soviet-French expedition on board RTMA Orlinoye in May-Jine 1991 were ... used to characterise the age composition. It was determined that in the initial years of exploitation ... a result of fisheries, the share of the fish spawning for the first time increased considerably in ...

   Meeting Document : WG-FSA-94/04 : Auteur(s): P.B. Tankevich (Ukraine)

7. Temperature-dependent growth of Thysanoessa macrura: inter-annual and spatial variability

   which vary in space and time. Because species specific responses in growth rates to environmental ... variability may affect populations through changes in reproductive potential, measuring spatial and temporal ... variability in growth rates of highly abundant zooplankton is critical to predict the impact of climate change ... apart to estimate growth rates of one the most euphausiids in the Southern Ocean, Thysanoessa macrura ...

   Meeting Document : WG-EMM-13/39 : Auteur(s): R.M. Driscoll, C.S. Reiss and B.T. Hentschel (USA)

8. A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)

   role in the Ross Sea pelagic ecosystem (Marr, 1962; Azzali et al., 1999). To estimate the abundance of ... obtain information about the mean size (length) of the organisms in each aggregation. In principle the ... , and directly from net samplings. The mean size of the crustaceans can be estimated from “in situ ... catches. Unfortunately the precision and credibility of this method are often insufficient when applied in ...

   Meeting Document : WG-EMM-01/63 : Auteur(s): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)

9. Relative selectivity of four sampling methods using traps and trawls for male snow crabs (Chionoecetes opilio)

   deployed during the day. and (4) bottom trawl deployed at night. Catches were characterized in terms of ... crabs captured in large-meshed traps was larger than those captured in small-meshed traps which, in turn ... , were larger than those caught in the trawl; the size of crabs caught in the trawl at night was larger ... than those caught during the day; 2) large-clawed crabs predominated in the catches from traps whereas ...

   Meeting Document : WS-CRAB-93/11 : Auteur(s): J.M. Hoenig and E.G. Dawe (USA)

10. Review of the 2007 budget, draft 2008 budget and forecast budget for 2009

    . The presentation is in the format determined by the Commission at its 2002 Meeting. The expenditure ... surplus includes an unbudgeted, half-year New Member Contribution of A$53 312 in respect of the People’s ... Republic of China, which applied to become a member of the Commission in July 2007. General Services Staff ... salary increases in 2007 amounted to 6.5%, but part of this is offset by an increase in the Staff ...

    Meeting Document : CCAMLR-XXVI/04 : Auteur(s): Executive Secretary

Pages