Résultats de la recherche

1. The effect of temporal variability on power analysis predictions for Adélie penguin CEMP parameters at Béchervaise Island

   results are obtained for a fixed co-efficient of variation of the temporal variability SD in relation to ... or decreases larger than 2% each year with more than 80% power. Increasing the duration of the ...

   Meeting Document : WG-EMM-03/49 : Auteur(s): L.M. Emmerson and C. Southwell (Australia)

2. ENCOUNTERS WITH VULNERABLE MARINE ECOSYSTEMS IN THE CONVENTION AREA

   Abstract:  So far in 2008/09, the Secretariat has received 30 VME-indicator notifications from ... 88.2. In addition, the Secretariat has received 30 notifications of encounters with VMEs during the ... -642 m) and Subarea 48.2 (11 notifications, depth 96-252 m), and by Australia in Division 58.4.1 (2 ... and SSRU H in Division 58.4.1 (where the 2 encounters were notified) are closed to bottom fishing ...

   Meeting Document : WG-EMM-09/08 : Auteur(s): Secretariat

3. INTERACTIONS OF PATAGONIAN TOOTHFISH FISHERIES WITH KILLER AND SPERM WHALES IN CROZET EXCLUSIVE ECONOMIC ZONE: AN ASSESSMENT OF DEPREDATION LEVELS AND INSIGHTS ON POSSIBLE MITIGATION SOLUTIONS

   . From 2003 to 2008, sperm whales alone, killer whales alone, and the two species co-occurring were ... the largest part of this loss (70%) while sperm whales had a lower impact (30%). Photo-identification ...

   Meeting Document : WG-IMAF-09/12 : Auteur(s): P. Tixier, N. Gasco, G. Duhamel and C. Guinet (France)

4. Near-shore acoustic surveys for Antarctic krill at South Georgia, January 2004

   were collected in seastate 6 with winds up to 30 knots and swells of approximately 2.5 m at survey ... patterns in density but may have been exacerbated by the presence of a large iceberg (40 miles by 30 miles ... length 53.13 mm, TS =-38.43 dB kg-1). Mean krill densities were 7.1 g m-2 off the Barff Peninsula and 5.7 ... g m-2 around the Willis Islands. Krill densities in both regions were low compared to time-series of ...

   Meeting Document : WG-EMM-04/35 : Auteur(s): A.S. Brierley, P.N. Trathan, J. Poncet and A. Morton (United Kingdom)

5. Fatty acid signature analysis from the milk of Antarctic fur seals and southern elephant seals from South Georgia: implications for diet determination

   :1 n9 co- eluting with 18:1 n11) and 20:1 n9. Fatty acid signatures from the milk of Antarctic fur ... acids 16:4 n1, 18:2 n6, 18:4 n3, 18:4 n1 and 20:5 n3 and by higher levels of 18:0, 18:1 n9/ n11 (i.e. 18 ...

   Meeting Document : WG-EMM-99/44 : Auteur(s): D.J. Brown, I.L. Boyd, G.C. Cripps and P.J. Butler (United Kingdom)

6. On the problem of by-catch of juvenile fish in krill fishery

   was usually less than 50 fish per 30 min trawling. By-catch in commercial trawls was from 114 to 1 x ... mainly taken over depth ranges from 300 to 500 m and from 2 500 to 4 200 m. Most frequently observed ... were higher than 2 tonnes (2-12 tonnes) and over the bottom depth less than 1 000 m. Maximum by-catch ... (up to 1 x 106 fish per tonne of krill) was observed when krill catches were less than 2 tonnes and ...

   Meeting Document : WG-FSA-92/10 : Auteur(s): C.A. Pankratov and E.A. Pakhomov (Ukraine)

7. Exploratory analysis of acoustic data from the Ross Sea

   January 2003, and the occurrence of a double bottom echo caused by too high a ping rate from 23–30 January ... . Two types of pelagic layers were present in most acoustic recordings: a dense shallow layer between 30 ... exploratory fishery. Data were recorded continuously from 28 December to 2 February 2003, then during line ... , corresponding to 2–4 nmi. Data quality was generally good. Of the 84 line recordings, 68 were considered ...

   Meeting Document : WG-FSA-SAM 03/9 : Auteur(s): R.L. O’Driscoll and G.J. Macaulay (New Zealand)

8. Growth models for D. eleginoides for the Heard Island plateau region (Division 58.5.2) calibrated from otolith-based length at age data and validated using mark-recapture data

   unadjusted model. We also tried fixing the t0 and L? parameters of the VB model to give age zero length of 30 ... Criterion indicated that the 2-segment linear model gave the best fit to the length-age data. We compare ... days was 36.6 mm yr-1 while that predicted from the 2-segment linear model for lengths above 557 mm was ... lengths from this VB curve and the 2-segment linear model were almost identical. Author(s):  S.G. Candy, T ...

   Meeting Document : WG-FSA-05/64 Rev. 1 : Auteur(s): S.G. Candy, T. Lamb, A.J. Constable and R. Williams (Australia)

9. Revised assessment models for Patagonian toothfish in research block 58.4.4b_1 (SSRU 58.4.4bC) for the years 1990–2014

   biomass were 610 and 330 tonnes in the revised OB_1b model. The CCAMLR yield was calculated at 30 tonnes ... period, and the CCAMLR yield 30 tonnes lead to the period as 24 years (between 2015 and 2038). We ... . Any harvest level lead to the CCAMLR risk 2 value > 50% in the beginning of 35 year projection ...

   Meeting Document : WG-FSA-15/23 : Auteur(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)

10. Products for human consumption from krill (Euphausia superba)

    months at-30°C and one month at-20°C. Dried krill of good quality could be prepared by blanching krill in ... Abstract:  Studies were conducted to formulate different products using krill meat stored for 2 ...

    Meeting Document : WG-EMM-98/41 : Auteur(s): J. Joseph, V. Muraleedharan, R. Thankamma and C.N. Ravishankar (India)

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