Résultats de la recherche

1. Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments

   in the grounds. One fish has been recorded as moving from ground A to Kerguelen and was at the upper ... documented direct evidence of toothfish moving such distances and of fish moving from one fishery to another ... te d nu m be rs (m illi on s) 1998 1999 2000 2001 Year 50 40 30 20 10 0 P re di ct ... la bl e nu m be rs (m ill io ns ) 1998 1999 2000 2001 Year 0 10 20 30 40 50 Pr ed ic ... 00 30 00 40 00 40 00 30 00 30 00 20 00 10 00 50 0 M A R IO N /P . E D W A R D CR O ZE ... mm in total length with about 30 mm protruding from the fi sh. Fish were tagged with one TIRIS tag ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Auteur(s): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb

2. A review of the effectiveness of streamer lines as a seabird by-catch mitigation technique in longline fisheries and CCAMLR streamer line requirements

   object be deployed windward of the hookline; and recommending that fishers deploy a minimum of two ... line: UW IW-50 Two streamer lines: IW-50+Cannon 10 20 30 40 50 ... when one of two streamer lines broke midway through gear deployment. Seabird catch rates (primarily ... 60 70 80 90 100 110 D iv es /m in ut e 1.40 1.20 1.00 ... over sinking hooks. Alternatively, requiring a minimum of two streamer lines – one from either side ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 189–201 : Auteur(s): Melvin, E.F., B. Sullivan, G. Robertson and B. Wienecke

3. Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies

   data are available on their feeding, reproduction and age/length composition. The paper summarizes ... (Konstantinova, 1987, Atlantic sector). Growth rates during the first two years of life were found to be 30 to ... and the Antarctic Convergence areas (between 20° and 30°W) had statistically different length (SL ... ). Apparently two different populations of E. carlsbergi exist in these areas: one in the waters of the ... was calculated from one year's data on 2- to 4-year old fish which comprised the bulk of catches ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Auteur(s): Sabourenkov, E.N.

4. Scientific observations in CCAMLR fisheries – past, present and future

   Measure 41-01 (2004), paragraph 7) (see CCAMLR, 2004b). 0 10 20 30 40 50 60 1996 1997 1998 1999 ... Longline D. eleginoides 48.3 16 7 43 1997 Longline D. eleginoides 48.3, 58.6, 58.7, 88.1 30 27 90 Trawl ... now require at least two scientifi c observers, one of whom must be appointed in accordance with the ... observ ers (i.e. an observer designated by one Member serves on a vessel fl ying the fl ag of another ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 81–98 : Auteur(s): Sabourenkov, E.N. and E. Appleyard

5. Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville–D’Urville Islands (Antarctic Peninsula)

   males. Age-at-sexual maturity was estimated to be about 2 years for females and 2.5 years for males ... consisted mainly of adult individuals between 1 and 3 years of age, with very few older fish.   File ... Paper Title:  Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville ... –D’Urville Islands (Antarctic Peninsula) Abstract / Description:  Age and growth of spiny icefish ... dominated by a strong peak at 26 cm TL, with two other well-defined modes at 20 and 30 cm TL (Figure 3b ... population (c). 0 5 10 15 20 25 30 35 40 0 1 2 3 4 5 6 Age (years) To ta l l en gt h (c m ) a(a ... 20 25 30 35 40 0 1 2 3 4 5 6 Age (years) To ta l l en gt h (c m ) c(c) Age (years) To ta ... 15 20 25 30 35 40 0 1 2 3 4 5 6 Age (years) To ta l l en gt h (c m ) b(b) Age (years) 0 ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 115–130 : Auteur(s): La Mesa, M., A. De Felice, C.D. Jones, K.-H. Kock

6. Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill

   decision criteria for at least two of the four recruitment vectors based on net sampling, regardless of how ... absolute terms, the num- ber of two-year olds in one year must be fewer than the number of one-year olds ... CVs of 10%, 20% and 30% were added to the recruitment vectors, the proportion of recruitment vectors ... ), so a high-abundance year with 20% recruitment would produce twice the recruits as a low-abundance ... year with 90% recruitment during this period if mortalities, etc. were similar. Regarding time- series ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Auteur(s): Kinzey, D., G. Watters and C.S. Reiss

7. Distribution and relative abundance of Antarctic toothfish (Dissostichus mawsoni) on the Ross Sea shelf

   fishing was car- ried out during a two-week period in January of that year. The third main fishing ... for all years up to, and includ- ing, the 2007/08 fishing year. The observer data used in this report ... 88.2 for all years up to, and including, the 2007/08 fishing year. Data error checking and grooming ... in the past two years this SSRU has contributed to >50% of the Ross Sea fish- ery catch. Moderate ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 33–51 : Auteur(s): Hanchet, S.M., S. Mormede and A. Dunn

8. Fish stock assessment survey in Subarea 48.3

   positions of hauls, catch rates and size composition of catches. The standing stock of one of the most ... decline by comparison with results from the 1989/90 season. Other species do not show a similar dramatic ... 10 15 20 25 30 :=5 40 45 50 55 60 65 70 75 80 85 Length cl~ss (cm) Figure 14: D. eleginoides ... 3 2 1 o o 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 Lenoth class (cm) ~ Figure 15 ... 4 3 2 1 o o 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 Length class (cm) Figure ... . The two largest catches, one of 696 kg at Shag Rocks and the other of 336 kg from the eastern end of ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Auteur(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski

9. Breeding numbers and success of Eudyptes penguins at Marion Island, and the influence of mass and time of arrival of adults

   Oscillation event of 1997/98, there was no significant correlation in mass on arrival between the two species ... penguins (Eudyptes chrysolophus) over 26 years, as there was also for eastern rockhopper (E. chrysocome ... filholi) over 22 years, suggesting that overwintering conditions may influence the proportions of birds ... Marion Island Trypot Hole than at the other two colonies. Over the 20-year period, it averaged 0.49 ... species of Eudyptes (crested) penguins breed at Marion Island (46.9°S 37.9°E), one of two islands in the ... usually intermediate between levels recorded at the other two colonies. Over the 26-year period ... relationship between the two parameters for rockhopper penguins. However, for macaroni penguins, in years of ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 175–190 : Auteur(s): Crawford, R.J.M., B.M. Dyer, J. Cooper and L.G. Underhill

10. Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region

    dynamics of spatial heterogeneity of the population along with age structure, movement and reproductive ... stage transition in a holistic framework. Using this software, three spatially explicit age-structured ... were consistent with the results of tagging studies and fits to the other observations (age ... rate of 1 All age by one year (30+ remain 30+) 1 - - - Total 16 processes 34 Mormede et al ... 5 10 15 20 25 30 Age (years) 1.0 0.8 ... (years) 0 5 10 15 20 25 30 0 ... al. 20 one or the other of these methods are available in various stock assessment modelling ...

    Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Auteur(s): Mormede, S., A. Dunn, S. Hanchet and S. Parker

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