Résultats de la recherche

1. Pursuit of polynyas in the Antarctic peninsula area

   1987 was pursed from beginning on August 1 to end on October 20. The shape of the polynya changed ... observations. A typical polynya existed off the tip of the Peninsula in 1987 and 1991. In the such years, sea ... ice cover developed extensively. Inversely, the years of the narrow sea ice cover were 1988, 1989,1990 ... and 1993. In the such years, polynyas did not existed. The typical polynya (nearly 500 x 200 km) in ...

   Meeting Document : WG-EMM-97/69 : Auteur(s): Kimura, N., Shibazaki, K., Matsumura, S., Naganobu, M., Okada, Y.

2. Results of 2016 pop-off satellite archival tagging of Antarctic toothfish in the Ross Sea region

   in the southern Ross Sea, data from two tags were reported via Argos (one with full data, one with ... objectives  were to characterize movement and habitat preferences, compare two different commercially ... after the 2015/16 toothfish fishing season had ended. A total of 10 PSAT tags from two manufacturers ... partial). On the northern seamounts, two of 3 PSAT tags scheduled to pop-off on February 1, 2017 reached ...

   Meeting Document : WG-SAM-17/33 : Auteur(s): C.D. Jones and S.J. Parker

3. DNA barcoding highlights a cryptic species of grenadier (genus Macrourus) in the Southern Ocean

   same Ross Sea region specimens classified individuals into two groups: one with 9 pelvic fin rays, pale ... recognized in the Southern Ocean and one in cold temperate to Arctic waters in the North Atlantic Ocean. DNA ... the Ross Sea region, and provisionally identified as M. whitsoni, were divided into two COI haplotypes ... M. whitsoni from the Ross Sea region provided strong evidence for two sympatric species: M. whitsoni ...

   Meeting Document : WG-FSA-10/33 : Auteur(s): P.J. Smith (New Zealand), D. Steinke (Canada), P.J. McMillan, A.L. Stewart, S.M. McVeagh (New Zealand), J.M. Diaz De Astarloa (Argentina), D. Welsford and R.D Ward (Australia)

4. Joint report on exploratory fishing in Divisions 58.4.1 and 58.4.2 between the 2011/12 and 2017/18 fishing seasons

   document which can be made available to Members to facilitate reporting on data collection in CCAMLR's ... 2018 will be submitted to WG-FSA-18. The summaries provided herein were generated using an R-Markdown ... Exploratory Fisheries. Author(s):  Delegations of Australia, France, Japan, Republic of Korea and Spain Title ...

   Meeting Document : WG-SAM-18/35 Rev. 1 : Auteur(s): Delegations of Australia, France, Japan, Republic of Korea and Spain

5. IDENTIFYING PATTERNS IN DIET OF MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARI) AT SOUTH GEORGIA USING BOOTSTRAPPED CONFIDENCE INTERVALS OF A DIETARY INDEX

   following year (2005). This may have been a result of mortality of age 2+ and 3+ fish, which were more krill ... was followed by a large reduction (> 80%) in the estimated annual biomass of C. gunnari the ... significantly between years and age classes but there was little regional difference in diet. In general diet ... population biomass in 2006. Author(s):  C.E. Main, M.A. Collins, R. Mitchell and M. Belchier (UK) Title ...

   Meeting Document : WG-FSA-08/29 : Auteur(s): C.E. Main, M.A. Collins, R. Mitchell and M. Belchier (UK)

6. Sources of variance in studies of krill population genetics

   taken within one region. This has important implications for the design of future studies of krill ... 98 6 4 al lo zy m e lo ci 20 2, 1 90 , 1 97 , 1 96 , 1 89 , 1 98 N o d if fe ... Southern Ocean. From one site in the Mertz Glacier Polynya, krill had been captured in two net tows at ... ’S 68º55’W) in January 1999 (austral summer). Two samples (n = 59, 47) were collected from the ... Mertz Glacier Polynya (66º23’S 145º54’E; 66º29’S 146º1’E) during September 1999 (winter). One sample ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 107–116 : Auteur(s): Jarman, S.N. and S. Nicol

7. Estimation of tag-loss rates for tagged fish in the Patagonian toothfish (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands in Division 58.5.2

   fishery, 99.3% of all double-tagged fish retain at least one tag after one year, and 80.2% after ten years ... at liberty of 6 years, as l = 0.014 for longline and l = 0.007 for trawl. However, this single tag ... . Author(s):  P. Ziegler Title:  Estimation of tag-loss rates for tagged fish in the Patagonian toothfish ...

   Meeting Document : WG-FSA-17/21 : Auteur(s): P. Ziegler

8. On dispersion of different pelagic organisms, forming Antarctic backscattering in South Sandwich subarea during January–February 2000

   groups of pelagic organisms. One can reveal, basing on the results of surveying, the influence of water ... 80-90m layer, high densities of myctophid fish are observed within the whole depth range of 0-350m ... interest. Author(s):  S.M. Kasatkina and A.P. Malyshko (Russia) Title:  On dispersion of different pelagic ...

   Meeting Document : WG-EMM-01/61 : Auteur(s): S.M. Kasatkina and A.P. Malyshko (Russia)

9. Intra-archipelago moult dispersion of southern elephant seals at the Prince Edward Islands, southern Indian Ocean

   -tagged seals were yearlings or subadults, and all but one were hauled out at PEI for the annual moult ... PEI, and 80 ± 4% for the simulation. Seasonal and annual absences of seals from MI violate the ... ‘homogeneity of capture’ assumption of mark–recapture models. When multiple sightings during any year are ... mortality and local migration. (Afr. J. Mar. Sci., 31 (3) (2009): 457–462) Author(s):  W.C. Oosthuizen, M.N ...

   Meeting Document : WG-EMM-10/P16 : Auteur(s): W.C. Oosthuizen, M.N. Bester, P.J.N. de Bruyn and G.J.G. Hofmeyr

10. Seasonal variation in acoustic estimates of krill density at South Georgia during 2001/2002

    around South Georgia in the 2001/2002 season: one in November 2001 (early); two during January 2002 ... (middle), and one in May 2002 (late). The surveys were the second in a five-year series of observations ... Antarctic Survey regularly since 1996. Krill density in November was low (5 g m-2), higher in both the two ... population dynamics in the region. Author(s):  C. Goss, S.A. Grant, N. Cunningham, J.L. Watkins, P.N. Trathan ...

    Meeting Document : WG-EMM-02/39 : Auteur(s): C. Goss, S.A. Grant, N. Cunningham, J.L. Watkins, P.N. Trathan, E. Murphy and K. Reid (United Kingdom)

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