Résultats de la recherche

1. Commercial krill fisheries in the Antarctic, 1973 to 1988

   :  STATLANT data reported to the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ... ) are used to discern observable trends in catch and effort for the Antarctic krill (Euphausia superba ... split-years; a split-year being the twelve month period from 1 July in one year to 30 June in the next ... /76 season when no krill were taken in this area) than in Statistical Areas 58 and 88 for anyone year ... fished/split-year); mean CPH/fishing season (Le. mean monthly CPH for the months when fishing took ... place); and mean CPH/year (Le. mean monthly CPH for a full 12 month split-year). Values for the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 229–281 : Auteur(s): Miller, D.G.M.

2. Australian research on Antarctic bird and seal diets

   Heard and Macquarie Islands have been collected during the last seven years. Published and unpublished ... ) 20 38 3' 1 58 400 39 29 32 o Location: Sea ice off Davis Station (68°30'S: 77°50'E ... 23.1 30 - 80 15 - 2 6 9 -2 9 2.6 Gentoo Penguins Location: Macquarie Island (54°30'S: 158°57'E ... of material: Stomachs (Mawson 5, McMurdo 20), vomits (Mawson 2, Davis 14) and faeces (unknown age ... the last seven years. Published and unpublished results are collated and summarised, and several ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 231-249 : Auteur(s): Williams, R.

3. Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas

   age of first recruitment is also an important consideration. The simulated yields correspond, on the ... about 4 times the initial yield at the end of the 20-year simulation, doubling in four years for both ... instantaneous fishing mortality rates from the VPA for each year. The mortality rates of each age within a ... standard errors are also produced for each of the 20-year runs. For each set of parameters, ten ... for South Georgia stocks and 19 to 22 for Kerguelen stocks. The averages of the ten 20-year ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Auteur(s): Hennemuth, R.C., K.D. Bisack and G. Duhamel

4. Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region

   from 1977/78 to 1989/90, and was in its heyday from 1977/78 to 1981/82. Except for Elephant Island, the ... takes one year or more, whereas in others gonad maturation was completed within one season. Length at ... sexual maturity and length at first spawning in  Champsocephalus gunnari  was one year later on the ... , despite substantial catches in the first four years of the fishery and ample opportunity to sample these ... from 1977/78 to 1989/90, and was in its heyday from 1977/78 to 1981/82. Except for Elephant Island ... included for comparison (Table 2). Readers are also referred to an extensive collection of length-weight ... number of its biological features around South Georgia and Elephant Island (Kock, 1992, for review ... of 20-30 m off the southwest coast of Elephant Island by a 3 m beam trawl. Early juveniles of other ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Auteur(s): Kock, K.-H., C.D. Jones and S. Wilhelms

5. e-sc-xxiv-a7.pdf

   ... the Scientific Committee (SC-CAMLR-XXIII/BG/30) and later revised for publication. It discussed the ... special areas for protection and scientific study. 30. Under this provision, CCAMLR has used closed ... defined as an area of land and/or sea subject to active intervention for management purposes so as to ... announced during the next year. 76. Objectives for this MPA include reduction of IUU fishing, allowing application/pdf attached to:WS-MPA-05

   Meeting Report : WS-MPA-05

6. Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1998 winter and 1998/99 pup-rearing season

   highest total of 1988/89. Overall occurrence of entanglement in summer and winter is still down by 80-90 ... Georgia for the ninth consecutive winter (1998) and eleventh consecutive summer (1998/99) are reported ... here. The number of seals observed entangled in the winter (13) represented an 86 % increase on the ... 1997 winter total and an 87 % decrease on the highest previous total (1992). The proportion of animals ...

   Meeting Document : SC-CAMLR-XVIII/BG/05 : Auteur(s): Delegation of the United Kingdom

7. WG-FSA-16

   abundance in Subareas 48.1 and 48.2, 2016–2018. Research proposal for the second year Delegation of Chile WG ... Revised progress report for the fourth year of the research fishery for Dissostichus spp. in Subarea 48.6 ... during the three-year period 2016/17–2018/19 Delegation of Uruguay WG-FSA-16/P01 Parasites of the ... Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 882C–H for the years 2002–03 to 2015–16 ...

   Meeting

8. e-sc-xxvi-a7.pdf

   ... ............................................................................ 521 REVIEW OF PRELIMINARY ASSESSMENTS FOR FINFISH......................... 523 General ... , length–weight relationships, catch-at-length and catch-at-age frequencies and included a review of ... year classes; • further development of the acoustic protocol for assessing biomass; • continued ... assessment of accuracy and precision of otolith-based age estimates. Fishery in Division 58.5.2: • review application/pdf attached to:WG-SAM-07

   Meeting Report : WG-SAM-07

9. A hybrid approach to acoustic classification and length estimation of krill

   individually for each component of a vector, using classical Bayesian techniques. Classification probabilities ... animal measurement. For small school- ing organisms, such as euphausiids, this criterion is seldom met ... euphausiids are identifi ed for an output ranging between 4/1 fj fi rfΔ and their equivalent radius can be ... estimated confi dently in the interval (amin – amax) where 100|δ| < 20%, for a given dΔ. The mean length ... frequency ratios; (ii) select decision criteria for clas- sifi cation of an aggregation; (iii) quantify the ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 33–58 : Auteur(s): Azzali, M., I. Leonori and G. Lanciani

10. e-sc-xxix-a6.pdf

    ... . The paper also raised the need for an operating manual to achieve appropriate levels of accuracy and ... vessel to commit five days each year for the next five years to conduct a research survey. In ... (e.g. SC-CAMLR-XXVIII, paragraphs 3.28 to 3.33); • a three-year work plan for the Working Group (SC ... understanding krill population dynamics and the overall population structure of krill for an integrated application/pdf attached to:WG-EMM-10

    Meeting Report : WG-EMM-10

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