Résultats de la recherche

1. Increasing abundance of Type A killer whales (Orcinus orca) in the coastal waters around the Antarctic Peninsula

   whales that are phenotypically, genetically and culturally distinct and rarely sighted away from ... increasing in recent years, including observations of predation on a number of whale and pinniped species ... . Here we integrate satellite telemetry (n = 10 tags) and photo-identifications (13 years, 15,828 ... to 3048 km from tagging site). Photographic re-sightings of the same whales were common across years ...

   Meeting Document : WG-EMM-17/49 : Auteur(s): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman

2. Glider-based estimates of Antarctic krill in Bransfield Strait, and the West shelf off Livingston Island, Antarctica

   Livingston Island, Antarctica. Two gliders were deployed for 82 and 88 days, respectively, between mid ... -December 2018 and mid-March 2019. We compare mean biomass density (g m-2) estimates derived from gliders to ... estimated from two repeat glider surveys were 61.04 and 104.1 g m-2. Mean biomass density estimates from ... those from ship-based surveys historically conducted by the U. S. Antarctic Marine Living Resources ...

   Meeting Document : WG-EMM-2019/13 : Auteur(s): C. Reiss, A. Cossio, G. Cutter, J. Walsh and G. Watters

3. 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 : Auteur(s): X. Yu, X. Wang and X. Zhao

4. 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 year, and only one vessel was active in 2005/06, 2007/08 and 2008/09. Figure 1: General map ... 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 ...

   Document : Site Section: Publications

5. 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-92

   Meeting Report : SCOI-92

6. 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 : Auteur(s): T. Earl

7. 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 : Auteur(s): K.-H. Kock (Germany)

8. Global MPAs and marine reserves: lessons learned and implications for CCAMLR

   . One major study published this year identified five characteristics of MPAs that achieved ... years), large (>100km 2) and isolated by deep water or sand” (Edgar et al. 2014). Two analyses of New ... conservation and scientific outcomes. Author(s):  Submitted by ASOC Title:  Global MPAs and marine reserves ...

   Meeting Document : CCAMLR-XXXIII/BG/20 : Auteur(s): Submitted by ASOC

9. 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 ... and 58.7. Up to seven operators have been licensed by South Africa to fish in any one year. However ... , 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 ...

   Document : Site Section: Publications

10. 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 : Auteur(s): Robertson, G.G

Pages