Resultados de la búsqueda
-
Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density
the regression-predicted within-year variation. Years that stand out for markedly low krill density ... consistently over all three years, was detected. Krill densities in winter were predominantly low (mean = 18.7 ... South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ... g m –2, SD = 24.3), but had risen substantially by summer in each year (mean = 89.5 g m –2, SD ... 30 0 19 6 30 –1 82 × 13 00 20 3 20 –1 89 × 2 19 / 02 –2 8/ 04 / 03 30 0 19 8 32 –1 84 ... × 13 34 22 7 21 –2 13 × 5 14 / 01 –2 4/ 03 / 04 30 0 19 8 32 –1 84 × 13 00 22 6 20 –2 12 ... 9/ 12 / 05 30 0 18 0 30 –1 66 × no t d ep lo ye d o ff -s he lf to a vo id fi sh ... ng th (m m ) (= n) M ea n T S 30 0 kH z (d B k g– 1 ) M ea n T S 12 5 kH z (d ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Autor(es): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone
-
Comparison of NASC values calculated by swarm-based and grid-based acoustic data processing methods for Antarctic krill density estimation
-ASAM-2017 except that the dB difference window of Sv 120 kHz-Sv 38kHz is set 0 to 20 dB. And the two ... Abstract: The one nautical mile integrated Nautical Area Scattering Coefficient (NASC) values of ... , further analyses were undertaken and the results were shown in Appendix A. Author(s): X. Yu, X. Wang and ...
Meeting Document : SG-ASAM-18/04 Rev. 1 : Autor(es): X. Yu, X. Wang and X. Zhao
-
Fishery Report: Dissostichus eleginoides Prince Edward Islands South African EEZ (Subareas 58.6 and 58.7)
in any one year. Since 2001/02, only two licensed vessels have been used by these operators in any ... One vessel is currently fishing. The expected final catch is expected to be in the region of 80 ... in that area in the corresponding years. Note that CCAMLR records indicated only one reported IUU ... one year, and only one vessel was active in 2005/06, 2007/08 and 2008/09. Figure 1: General map ...
Document : Site Section: Publications
-
e-cc-xi-a5.pdf
... and Inspection (SCOI) met from 26 to 29 October 1992 under the chairmanship of Ambassador Jan Arvesen ... total, the team of two Russian inspectors conducted 16 inspections in December 1991 and in May 1992 ... in the 90 Course of Longline Fishing of Longline Fishing Research in the Convention Area”. It ... infractions were reported as a result of these inspections. 7. A question was raised about the degree of
application/pdf attached to:SCOI-92Meeting Report : SCOI-92
-
Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3
recent years. Projections indicate that a constant catch of 2,420 tonnes in the 2020 and 2021 seasons ... would be consistent with the CCAMLR decision rule. Author(s): T. Earl Title: Assessment of Patagonian ...
Meeting Document : WG-FSA-2019/28 : Autor(es): T. Earl
-
Antarctic icefishes (Channichthyidae) – a unique family of fishes – a review
haemoglobin. With the exception of one species, icefish live only in the cold – stable and oxygen – rich ... they are 15 – 20 Ma old and started to evolve some time after the formation of the Antarctic ... not attain maturity before they are 5 – 8 years old. Spawning period of most icefish species is autumn ... the 1970’s and 1980’s with Champsocephalus gunnari as the main target species. Most stocks of this ...
Meeting Document : WG-FSA-04/10 : Autor(es): K.-H. Kock (Germany)
-
Global MPAs and marine reserves: lessons learned and implications for CCAMLR
years), large (>100km 2) and isolated by deep water or sand” (Edgar et al. 2014). Two analyses of New ... . One major study published this year identified five characteristics of MPAs that achieved ... conservation and scientific outcomes. Author(s): Submitted by ASOC Title: Global MPAs and marine reserves ...
Meeting Document : CCAMLR-XXXIII/BG/20 : Autor(es): Submitted by ASOC
-
Fishery Report: Dissostichus eleginoides Prince Edward Islands South African EEZ (Subareas 58.6 and 58.7)
/08 21 55 69 145 0 145 2008/09 30 22 20 72 0 72 2009/101 47 22 15 84 0 84 1 Two vessels are ... , since 2001/02, only two licensed vessels have fished each season, and only one vessel has been active ... in that area in the corresponding years. Note that CCAMLR records indicated only one reported IUU ... and 58.7. Up to seven operators have been licensed by South Africa to fish in any one year. However ...
Document : Site Section: Publications
-
Effect of line sink rate on albatross mortality in the Patagonian toothfish longline fishery
weights. Asymptotic sink rates (0.1-0.15 m/s) were achieved with 70 m intervals between 6.5 kg weights ... . Sink rates to 4 m depth were greatest with 35 m (0.44 m/s) and 50 m (0.33 m/s) between weights. For ... /s should greatly reduce the incidental take of albatrosses. For autoline vessels with gear and line ... spacings, averaged 2.72/s. At this rate the CFL Pioneer set 10 800 hooks (eight magazines) in about one ... rates to 4 m depth for these two weight spacings (0.44 m/s and 0.37 m/s respectively) were appreciably ... -browed albatrosses) and white-chinned petrels for about 20 and 33 S respectively. At 200 m spacings ... , these two species of bird would have about 70 and nearly 100 s before the sinking baits exceeded their ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 133–150 : Autor(es): Robertson, G.G
-
e-sc-xxviii-a9.pdf
... links, each weighing approximately 20 kg); (iv) the net recovered comprised panels of 90 x 90 mm ... S. Iversen and the Institute of Marine Research (Norway) for hosting the meeting. 1.3 The ... met, or to provide advice on how these requirements could be achieved. It was also noted that, in ... ) and S. Hanchet (New Zealand), Messrs Heinecken (Co-convener) and N. Gasco (France), Drs C. Jones (USA
application/pdf attached to:TASO-09Meeting Report : TASO-09