Résultats de la recherche
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Potential interactions between wandering albatrosses and longline fisheries for Patagonian toothfish at South Georgia
Patagonian toothfish at South Georgia Abstract / Description: We examine the extent of overlap between South ... that D. exulans breeding at South Georgia have a relatively low potential risk of interaction with ... through mid-May, adult birds of both sexes spend most of their time at sea over the South Georgia ... continental shelf in areas very similar to where the longline fishery operates and are therefore at serious ... . Up to 1992/93 the fishery was open year-round The distribution of foraging D. exulans during the ... exulans at Bird Island, South Georgia. Journal of Animal Ecology, 59: 773-794. de la Mare, W.K. and ... CCAMLR Science, Vol. 3 (1996): 101-110 POTENTIAL ... grands albatros (Diomedea exulans) et des lieux de p@che a la palangre de legine australe (Dissostichus ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 101–110 : Auteur(s): Croxall, J.P. and P.A. Prince
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Is the attempt to estimate the biomass of Antarctic fish from a multi-species survey appropriate for all targeted species? Notothenia rossii in the Atlantic Ocean sector – revisited
already heavily fished at the beginning of the 1970s. The closure of the fishery for this species in 1985 ... was one of the first conservation measures adopted by CCAMLR. Fish biomass within a CCAMLR subarea or ... . rossii, at the same time. These surveys are conducted under the assumption that the target fish species ... are more or less evenly distributed over the area at the time of the survey. This assumption is ... having been taken in that season (CCAMLR, 1990). The annual catch taken in 1979/80 exceeded the biomass ... recruiting to the adult stock. Larger fi sh, abundant before commercial exploitation occurred in 1979/80 ... particular area was heavily fi shed in 1979/80. More than 18 763 tonnes of N. rossii were reported as ... of adult fi sh following heavy fi shing in 1979/80. Subsequently, the number of juvenile N. rossii ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 141–153 : Auteur(s): Kock, K.-H., M. Belchier and C.D. Jones
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The Soviet krill fishery in the Atlantic Sector of the Antarctic from 1977 to 1991: fishing effort distribution and interannual patterns
R T , M L 1 03 .7 m , M E P 2x 25 80 K W T . B M M T – la rg e fi sh in g ... 19 80 19 82 19 84 19 86 19 88 19 90 19 92 19 94 19 96 19 98 m ba r\ eq ua to r de gr ... 99 8 28 2 57 1 19 78 14 2 80 3 89 9 23 11 6 63 7 89 8 20 1 89 0 19 ... 79 38 6 25 6 32 1 34 4 34 9 82 5 32 1 19 6 4 51 6 19 80 47 7 18 6 35 6 ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 1–13 : Auteur(s): Litvinov, F.F., V.A. Sushin, G.A. Chernega and O.A. Berezhinsky
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Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments
Smitt, 1898 at Heard Island, derived from tagging experiments Abstract / Description: tocks of ... maturity at about 850 mm total length and become unavailable to the fishery. Four fish have been recorded ... in the grounds. One fish has been recorded as moving from ground A to Kerguelen and was at the upper ... - dance of toothfi sh achieved by other methods. The tagging program will continue at HIMI, providing a ... tagging program provides an opportunity to estimate the growth rate of fi sh between release and ... started in April 1997. The tagging program was initiated after a successful program had been running on ... (approximately 80 mg Sr per kg of fi sh) to mark their otoliths for later verifi cation of the age- reading ...
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
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e-cc-v.pdf
... for the CCAMLR Ecosystem Monitoring Program. ELABORATION OF THE CCAMLR SYSTEM OF OBSERVATION AND ... concerning the proposal to contribute funds to the BIOMASS Program to support activities directly related to ... Commission agreed with the need to establish a long-term program to detect and record changes in critical ... components of the ecosystem and the urgency of commencing practical implementation of the program. In this
application/pdf attached to:CCAMLR-V
Meeting Report : CCAMLR-V
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An index of per capita recruitment
. Year 1978/79 1979/80 1980/81 1981/82 1982/83 1983/84 1984/85 1985/86 1986/87 1987/88 1988 ... /89 1989/90 1990/91 1991/92 1992/93 1993/94 1994/95 1995/96 1996/97' 1997/981t2 Relatively ... Short Notes CCAMLR Science, Vol. 7 (2000): 179-196 ... AN INDEX OF PER CAPITA RECRUITMENT R. Hewitt Southwest Fisheries Science Center PO Box 271, La ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 179–196 : Auteur(s): Hewitt, R
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
-sex were fitted separately to a revised length-at-age dataset and compared using the likelihood-ratio ... mean total length-at-maturity (38.8 and 46.4 cm) and mean age-at-maturity (10.6 and 13.6 years) are ... specimens collected by observers in the 2002 season. Although 80% of the fish less than 40 cm in total ... only) von Bertalanffy growth models to the combined 2002 and 2004 dataset. (a) 30 40 50 60 70 80 -2 ... standard normal distribution R es id ua ls (b) 20 30 40 50 60 70 80 -2 -1 0 1 2 Fitted values R ... 0 1 2 3 20 30 40 50 60 70 80 Fitted ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Auteur(s): Marriott, P.M., M.J. Manning and P.L. Horn
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Fish stock assessment survey in Subarea 48.3
fish survey in the vicinity of South Georgia, CCAMLR Subarea 48.3, is described. Details are given of ... 30 78 8 2 10 15 53 53.50 38 22.30 134 30 79 8 2 15 58 53 40.30 37 35.30 231 30 80 8 2 18 19 53 ... 148 148 126 129 92 97 57 57 148 148 125 128 95 93 53 55 148 146 128 131 90 96 52 54 148 149 129 129 ... 93 97 54 53 149 152 124 127 91 97 56 51 147 152 127 129 92 95 57 52 154 148 128 130 94 93 54 54 ... . squamifrons 3 93 535 631 33 P.b. guntheri 322 245 16 584 45 Number of stations 5 5 2 12 Table 8: Length ...
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
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Surface water circulation in krill fishing areas near the South Shetland Islands
with a drogue attached at a depth of 30 m to assess flow patterns at the depth range where krill tended ... CCAMLR Science, Vol. 3 (1996): 125-136 SHORT NOTE ... moyen d u systPme ARGOS de positionnement par satellite. D'apres le trajet des bouees, la circulation ... dans la rPgion du plateau, alors que dans la region oceanique, la circulation est qualifiee de ... courant fort du nord-est. Entre ces courants contraires on a trouve un courant de cisaillement dans la ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 125–136 : Auteur(s): Ichii, T. and M. Naganobu
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Krill population biology during the 1991 Chilean Antarctic krill fishery
spermatophore had a 36.5 mm TL, 80% of the females with spermatophores had a TL larger than 45 mm. In Area B, a ... females sampled, 27.1% bore spermatophores, with a size range between 35.4 and 56 mm TL, although 80% of ... were also made at consistently greater depths. Research was financed by INACH (Chilean Antarctic ... muestreadas el 25.2% tenia espermatoforas. Aunque la TL mas pequefia era 36.5 mm, en el 80% de los casos la ... de 35,4 a 56 mm de TL, mais dont 80% excedaient toutefois 45 mm, 27,1 % portaient des spermatophores ... specimen found with a spermatophore had a 36.5 mm TL, 80% of the females with spermatophores had a TL ... between 35.4 and 56 mm TL, although 80% of them had a TL larger than 45 mm. The size frequency ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 223–235 : Auteur(s): Mujica R., A., E. Acuña S. and A. Rivera O.