Résultats de la recherche

1. Conservation Measure Conservation Measure 23-01 (2004)

   , du 6ème au 10ème jour, du 11ème au 15ème jour, du 16ème au 20ème jour, du 21ème au 25ème jour ...

   Conservation Measure : 23-01 (2004)

2. Small scale krill surveys: simulations based on observed euphausiid distributions

   Abstract / Description:  An observed distribution of aggregations of the euphausiid, Meganyctiphanes ... lowest for the survey design utilising parallel transects set at right angles to the long axis of the ... transects passing through three distributions each of which is given four rotations. The results indicate ... involved searching each pass for krill occurrence. Radial transects were designed on a 90° arc from the ... as a percentage and taken to represent mean krill density for the transect. This is an equivalent ... transects required to reliably detect changes of 20%, for instance, is 28 when the CV is 0.3 and 310 when ... 0 0.0 0.1 20% change in mean density 30% 40% 50 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Auteur(s): Agnew, D.J. and S. Nicol

3. e-sc-xx-a5-appH.pdf

   ... Manual. 6.19 For sampling for an age–length key, as it would be impossible to sample all fish within ... date allows for correct year-class assignment. The age-class designation, or age, is written first ... APPENDIX H REPORT OF THE WORKSHOP ON ESTIMATING AGE IN PATAGONIAN TOOTHFISH (Center for Quantitative ... for Age Data ..................................................................... 545 OTOLITH application/pdf attached to:WEAPT-01

   Meeting Report : WEAPT-01

4. WG-FSA-14

   , Assessments and Modelling (Punta Arenas, Chile, 30 June to 4 July 2014) CCAMLR-XXXIII/03 Maturity stages for ... 58.4.2 in 2014/15 Delegation of Japan WG-FSA-14/20 Revised research plan for the exploratory fisheries ... (United Kingdom) WG-FSA-14/34 An integrated stock assessment for the Heard Island and the McDonald Islands ... . Welsford (Australia) WG-FSA-14/46 Investigating the uncertainty of age determinations for Patagonian ...

   Meeting

5. Population and survival trends of wandering albatrosses (Diomedea exulans) breeding on Macquarie Island

   than 20 breeding pairs. Most breeding birds in this small population are banded and monitoring over the ... with information from an intensive demographic study conducted between 1994 and 2003. Annual breeding ... Ocean including Marion Island, Iles Crozet and Amsterdam Island. The age distribution of the current ... . Although the current population has remained stable at approximately 19 breeding pairs for the last seven ...

   Meeting Document : WG-FSA-04/50 : Auteur(s): A. Terauds, R. Gales, R. Alderman and G.B. Baker (Australia)

6. Fishery Report: Dissostichus eleginoides South Georgia (Subarea 48.3)

   in Subarea 48.3. Year Sample size for age determination 1998 250 1999 259 2000 298 2001 467 ... 20% of B0 in the respective sample of any one year, for each year in the 35-year projection period ... provide an appropriate mean and CV of year class strength for this purpose, which includes mostly below ... catch for all years since 1998 (Table 3). Table 3: Sample size for age determination of fish caught ...

   Document : Site Section: Publications

7. e-sc-40-a4.pdf

   ... valuable to build on the work of SG-ASAM-18/04 Rev. 1. 2.6 The Working Group noted that for February 2020 ... formation of an e-group to establish recommendations for the use of krill length frequency data on the ... outcomes from WG-ASAM this year, and to the Secretariat for their support. 6.3 On behalf of the ... estimation of Antarctic krill based on the up-to-date swarm based method for CCAMLR Division 58.4.1 in 2018 application/pdf attached to:WG-ASAM-2021

   Meeting Report : WG-ASAM-2021

8. Conservation Measure Conservation Measure 22-06 (2010)

   Bottom fishing in the Convention Area Limitations:  Except for waters adjacent to the Kerguelen ... and Crozet Islands Except for waters adjacent to the Prince Edward Islands Adopted at Meeting:  CCAMLR ... and the Scientific Committee has been allowed an opportunity to review the data. 12. The ... PRO FORMA FOR SUBMITTING PRELIMINARY ASSESSMENTS OF THE POTENTIAL FOR PROPOSED BOTTOM FISHING ... proposal, using these guidelines and submitted as a meeting document to WG-EMM for review. 2. VME ... has responsibilities for the conservation of Antarctic marine living resources, part of which include ...

   Conservation Measure : 22-06 (2010)

9. e-sc-xxv-a6.pdf

   ... -SAM-04/20) showed that icefish of all age classes spend time in midwater and reinforced the evidence ... 20 for the TS–length relationship may not be appropriate for icefish. Application of the new target ... more dispersed form. Most icefish caught during the survey ranged in length between 20 and 30 cm ... IN ICEFISH ACOUSTICS Target strength 23. Dr Macaulay gave an overview of methods for measuring application/pdf attached to:SG-ASAM-06

   Meeting Report : SG-ASAM-06

10. A post-processing method to remove interference noise from acoustic data collected from Antarctic krill fishing vessels

    data has been recognised as an important way to estimate the distribution and relative abundance of ... the utility of fishing-vessel-based acoustic data for a range of objectives. File:  Wang et al.pdf ... 30 Wang et al. Figure 7: Frequency distribution of mean Sv (a) and variation of MVBS (b) for 20 ... –60 –40 –20 Sv (dB) 0 5 10 15 20 -100 -90 -80 ... of an attenuated signal may be compensated for by using the strength of the seabed return signal ... (Tmin) were set as –70 dB for 120 kHz as advised by Lawson et al. (2008) and –80 dB for both 38 and 70 ...

    Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 17–30 : Auteur(s): Wang, X., J. Zhang and X. Zhao

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