Search results

1. Acoustic estimates of krill density at South Georgia, 1981 to 1998

   from year to year over that time, ranging from ≈ 2 to  ≈ 150 g m-2 (fresh mass). The 1982, 1991 ... year to year over that time, ranging from ≈2 to ≈150 g m-2(fresh mass). The 1982, 1991 ... in the east. Brierley et al. a density, general dens~ty, west dens~ty, east mean all years ,90 ... Georgia. CONCLUSION Acoustic surveys at South Georgia over the past 20 years suggest that krill ... widely from year to year over that time, ranging from =2 to =l50 g m-2 (fresh mass). The 1982, 1991 ... M ~ c c ~ ) . A~c~paJIb~b1e JIeTHMe IIepHOAbl 1982, 1991 M 1994 rr . XapaKTepH30BanHCb O C ~ ~ ~ H H O HM3KHMH ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Author(s): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson

2. Attribtuion of acoustic echoes to squid in the south Atlantic

   100 02:25 130 01:45 80 00:30 20 01:55 150 01:30 60 00:45 20 02:OO 70 - 100 02 ... patches. The fourth daytime haul was towed at 130 m, 80 m and 20 m, but all of these sections ... -32.3" -42.4 -30.0" -51.35 -54.60 -45.66 -46.53 -48.04 -47.62 -41" -53.20 -40.70 -69.5 ... @ ~ o H T ~ ~ ~ H o R 30He no~pai ioaa AHTKOMa 48.3, 3a OAHO TpaneHIle ~ ~ ~ H O ~ J I Y ~ I I H H ~ I M TpaJIOM 6brno ... order to characterise an acoustic signature that may be used to identify this species of squid ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 259–271 : Author(s): Goss, C., P. Rodhouse, J.L. Watkins and A.S. Brierley

3. On the presence of Paralomis spinosissima and Paralomis formosa in catches taken during the Spanish survey Antártida 8611

   of the 29 made around Shag Rocks and in 20 of the 104 hauls made at South Georgia. P. formosa was caught ... . P. spinosissima was caught in seven hauls of the 29 made around Shag Rocks and in 20 of the 104 hauls made ... to 90% mud, 25 to 30% sand and the remainder gravel. However, the presence of certain species ... in seven hauls of the 29 made around Shag Rocks and in 20 of the 104 hauls made at South Georgia ... ). La premiPre espPce etait presente dans sept des 29 traits effectues autour des ilots Shag et dans 20 ... ~e WXHOW T e o p r ~ a - B 20. BMA P. formosa 0 6 n a s n ~ s a n c r l AeamAbI- no O A R H O M Y pa3y ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 165–173 : Author(s): López Abellán, L.J. and E. Balguerías

4. Working Group on Incidental Mortality Associated with Fishing (WG-IMAF)

   was made to meet in alternate years. From 2011 to 2021 it did not need to meet. Following a decision at SC ... -CAMLR-40, WG-IMAF reconvened from 2022 onwards to review mitigation of incidental mortality in the krill ... was made to meet in alternate years. From 2011 to 2021 it did not need to meet. Following a decision at SC ... -CAMLR-40, WG-IMAF reconvened from 2022 onwards to review mitigation of incidental mortality in the krill ...

   Page : Site Section: Science

5. Dynamic model of krill Euphausia superba swarm

   Abstract:  During the Italian Antarctic Expeditions to the Ross Sea, in the years 1989- 1994 ... (Okubo, 1980, 1986). It was assumed that the above mentioned model can also be applicable to krill swarms ... During the Italian Antarctic Expeditions to the Ross Sea, in the years 1989 - 1994, using the 38 ... ). It was assumed that the above mentioned model can also be applicable to krill swarms. Using physical parameters ...

   Meeting Document : WG-EMM-95/68 : Author(s): Kalinowski, J., Azzali, M.

6. Revised assessment models for Patagonian toothfish in research block C of Division 58.4.4, Ob & Lena Banks for the years 1989/1990 to 2012/13

   as before (Len model), 2) age structured model using single age-length key (ALK) (AgeSing model), 3) age ... and sex structured model using single ALK (AgeSexSing model), 4) age structured model using annual ALKs ... (AgeAnn model), and 5) age and sex structured model using annual ALKs (AgeSexAnn model). Von Bertalanffy ... . In addition, proportion mature for ages was calculated on the assumption of logistic curve fitting ...

   Meeting Document : WG-SAM-14/15 : Author(s): K. Taki (Japan)

7. Assessment models for Patagonian toothfish in research block 58.4.3a_1 of Division 58.4.3a, Elan Bank for the years 2005-2014

   Abstract:  We made two sensitivity runs of age-structured and two fisheries (≥1300 m and < 1300 ... We made two sensitivity runs of age-structured and two fisheries (≥1300 m and < 1300 m) CASAL ... . This is unsurprising as the length frequency of the shallow fishery presents two shifting modes in most years ... block 58.4.3a_1 of Division 58.4.3a, Elan Bank for the years 2005-2014 Approval:  Approved Secretariat ...

   Meeting Document : WG-SAM-15/24 : Author(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)

8. Assessment models for Patagonian toothfish in research block 58.4.4b_1 (SSRU 58.4.4bC) for the years 1990-2014

   Abstract:  We made five sensitive runs of single-sex age-structured CASAL models for stock status ... (OB_1b_notag model) and 5) removal of age observations, and fix of both selectivitties at the estimates ... We made five sensitive runs of single-sex age-structured CASAL models for stock status assessments ... (OB_1b_notag model) and 5) removal of age observations, and fix of both selectivitties at the estimates ...

   Meeting Document : WG-SAM-15/25 : Author(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)

9. Fishery Report: Exploratory fishery for Dissostichus spp. in Subareas 88.1 and 88.2

   age and growth, natural mortality, steepness and size and age at maturity. However, the paper noted ... of tagged skates, increasing the number of skates measured and sexed, validating estimates of age ... 0 0 0 0 0 0 0 0 882B 0 0 0 0 0 0 0 0 882CDFG 206 83 33 5 50 0 80 1 882E 341 333 55 13 50 0 20 4 12. The historical ... .................................................................................... 20 FISHERY REPORT: EXPLORATORY FISHERY FOR DISSOSTICHUS SPP. IN SUBAREAS 88.1 ...

   Document : Site Section: Publications

10. Laboratory target strength measurements of free swimming Antarctic krill (Euphausia superba)

    of single animal insonifications. For mean length classes in the range [29.6, 36.2] mm the median single ... -animal target strengths are in the range [-76.7,-71.8] dB. Monte Carlo computer simulations were used ... animal insonifications. For mean length classes in the range [29.6, 36.2] mm the median single-animal ...

    Meeting Document : WG-EMM-97/75 : Author(s): Pauly, T., Penrose, J.D.

Pages