Résultats de la recherche

1. Seabird interactions with trawl and longline fisheries for Dissostichus eleginoides and Champsocephalus gunnari

   birds (usually less than 20 black-browed albatrosses and giant petrels) would sit near the chute and ... from the trawl. They were either caught in the meshes of the top of the net (Duhamel, 1991) or in the ... Georgia fishery. Although 72% of the birds killed in the longline fishery were white-chinned petrels ... observed during the last 20 years (Woehler, in press) underlines the importance of quantifying the ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 93–99 : Auteur(s): Williams, R. and D. Capdeville

2. A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship in Subarea 48.3

   5 days.after.1.June s( da ys .a fte r. 1. Ju ne ) 0 20 40 60 80 -2 -1 0 1 2 3 4 ... ne ) 0 20 40 60 80 -2 -1 0 1 2 3 4 fishing.depth.m s( fis hi ng .d ep th .m ) 600 800 ... al v ol um e of ap pr ox im at el y 1 60 0 lit re s. A ta p an d ou tl et ... oo d 2a ve ra ge 3p oo r fish.length.cm s( fis h. le ng th .c m ) 60 70 80 90 100 -5 0 ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 279–289 : Auteur(s): Agnew, D.J., J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones, G. Breedt, S. Du Plessis, J. Van Heerdon and G. Moreno

3. Data on krill (Euphausia superba Dana) consumption by coastal fishes in Division 58.4.2 (Kosmonavtov and Sodruzhestva Seas)

   Pogonophrine sp. 173 3.0 5 26 Bathyraja sp. 1798 1.5 20 539 T. nicolai 925 3.75 4 139 Notothenia ... , between 60 and 800E, area approximately 107 km2) was calculated from census trawl and acoustic surveys ... mesh size in the codend - 20 mm). Trawl mouth openings ranged from 800 to 2 338 m2; trawling speed ... Gunnerus Ridge from 7 to 10 February 1983; near Prince Olaf Land from 19 to 20 March 1987; at 67°50'S - 41 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 305–319 : Auteur(s): Pakhomov, Y.A., V.A. Bibik and V.V. Gerasimchuk

4. Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia

   AND METHODS Age 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 1 22 23 ... 20 0 0 0 0 0 0 m w m N Age l 4 20 Age l 5 20 O o o o o o o o o 0 0 0 0 0 0 m w ... soaked for one week in a solution of 20% alcohol (96"), 5% glycerin, a few drops of domestic detergent ... 149.28 Number 105 105 105 104 102 92 8 7 83 8 0 70 65 55 49 43 35 25 22 15 8 7 5 ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 191–203 : Auteur(s): Cassia, M.C

5. Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area

   biomass. The data indicate a strong dependence of gross recruitment on stock size, since a 20-fold ... this. The corresponding expected recovery times to 50% of initial biomass are approximately 20 and ... estimation of net recruitment rate from age data. Rep. into Whal. Commn 35:469-76. Kock, K.H. 1985a ... utilizando el cuadro de supervivencia/reclutamiento de a. Tabla 3A. b. Tabla 3B - 20 - Cm.rCOK Ta6mH ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 1-21 : Auteur(s): Cooke, J.G.

6. Killer whale (Orcinus orca) and sperm whale (Physeter macrocephalus) interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic

   ) reported that between 1 and 12 tooth- fi sh, ranging in size from 70 to 130 cm (4 to 20 kg) were found in ... 1 6 10 2002 4 4 2 1 11 15 EG SR 38 36 35 NG 1 000 m 3 000 m SG 200 m 42 40° West4453 54 ... 25 13.4 3 146 17.5 6–8 34 18.3 4–5 56 6.3 9–10 20 10.8 6–10 7 0.8 11–15 21 11.3 >10 1 0.1 16 ... –20 12 6.5 21–30 2 1.1 Table 4: The times at which interactions occurred with killer whales ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 111–126 : Auteur(s): Purves, M.G., D.J. Agnew, E. Balguerías, C.A. Moreno and B. Watkins

7. Size at sexual maturity of Patagonian toothfish (Dissostichus eleginoides)

   leading to an enlarged ovary of about 20% of the fish total mass. Spawning occurs in the period July to ... language of bioassay - see Finney, 1978, Chapter 20) to cater for the situation where a proportion (propn ... Male July Length (cm) 1997 Male MarchlApril 1997 Male MaylJune 1997 Male JulylAugust 60 70 80 ... MaylJune 1996 Female July 1997 Female JulyIAugust 60 70 80 90 100 110 120 130 Length (cm) 60 70 80 ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 37–46 : Auteur(s): Everson, I. and A.W. Murray

8. Research currently being undertaken by the Republic of South Africa on "dependent and related species" within the Antarctic marine ecosystem

   behieen latitude-s 40 and 60 de9rees S. This vast oceanic area is ver~ Productive - e-s;pecia11Y in the ... the island's vesetation, - 72. - Suano and other ferti I izin~ Products Promoting luxu1·iant ... durins 1!J73 and indicate a decrease of 5 to 11 Per cent Per !:lear in the flOPulations at Mari on (4 ... c.t·us'4.acean exo'llkele'tans, OtcJ iths1 c.alr::are-ou-s stT'wct.ure!> found iti. the i11fle!'1" ear ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 59-77 : Auteur(s): South Africa

9. CCAMLR ecosystem monitoring and management: future work

   scale during the early stages of the fi shery and to 0 1 2 3 0 1 2 3 D en si ty 0 10 20 30 ... 40 50 60 Year 0 1 2 3 (a) (b) (c) Figure 2: Potential effects of fi shing on krill density ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Auteur(s): Constable, A.J

10. Potential impacts of bottom trawling on benthic communities in Prydz Bay, Antarctica

    unfished areas in the South Atlantic and suggested that bottom trawling in the past 20 years has had a ... headline length was 35 m. Mesh size was 15 cm in the front panels and 5 cm in the codend liner. Ground ... fish were mostly less than 20 kg. Catches in the centre of the bay (stations L, M and N) were very low ... wide with a headline height of 4 to 5 m. Nets were towed for a standard haul duration on the bottom of ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 403–410 : Auteur(s): Constable, A.J.

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