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Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the 1986/87 austral summer
1986/87 austral summer Abstract / Description: A survey of Antarctic fur seals in the South Shetland ... . 8engtson, L.M. Ferm, T.J. Harkonen, E.G. Schaner, 8.S. Stewart (USA, Sweden) Abstract A survey of ... austral 1986/87 a indique que le repeuplement de cette espece se poursuit et que ses colonies se ... developpent a nouveau apres l'exploitation commerciale dont elle a fait l'objet au cours du 1geme siecle ... . Les plus grands sites de parturition se trouvent a l'lle Telmo et au Cap Shirreff, sur la cote nord ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 427-440 : Autor(es): Bengtson, J.L., L.M. Ferm, T.J. Härkönen, E.G. Schaner and B.S. Stewart
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Australian research on Antarctic bird and seal diets
cantered the CCAMLR Ecosystem Monitoring Programme's priority study area, Euphausia superba forms a ... priority study area, Euphausia superba forms a rather low proportion of the diet of most vertebrate ... nombreux predateurs peuvent passer d'une espece-proie a une autre. L'utilisation de ces predateurs pour ... nepeKJIIO"4aThC.H C O,l{HOrO nOTpeOJI.HeMOrO BH,l{a Ha ,l{pyroH. n03TOMY HCnOJI30BaHHe 3THX XHIUHHKOB npH ... mayorfa de dietas, y muchos predadores pueden pasar de una especie-presa a otra. El uso de estos ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 231-249 : Autor(es): Williams, R.
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Seabird interactions with longlining operations for Dissostichus eleginoides at the South Sandwich Islands and South Georgia
mortality was seen and only one bird was caught on a hook; nevertheless many species in these aggregations ... operations. No incidental mortality was seen and only one bird was caught on a hook; nevertheless many ... potentielles des oiseaux de mer et des operations de p@che a la palangre ont 6th 6valuees au cours de sept ... menton blanc et albatros a sourcils noirs. Aucune mortalit6 accidentelle n'a et6 reperee et un seul ... espPces d'oiseaux de mer presents appartenaient sans doute aux populations de la Georgie du Sud; il est a ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 143–153 : Autor(es): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno
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Use of indices of predator status and performance in CCAMLR fishery management
inherent in the CEMP data, both from predator monitoring and harvesting perspectives. An outline of a ... harvesting perspectives. An outline of a specific approach is provided, involving an assessment procedure ... pecheries commerciales, des donnees relatives ou ayant rapport a la performance reproductive des oiseaux de ... les applications pratiques de recommandations relatifs, aux restrictions sur l'ampleur, a la periode ... appropriee et a !'emplacement de !'exploitation sont examines, compte tenu des contraintes operationnelles ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 353–365 : Autor(es): Croxall, J.P.
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Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 kHz and 120 kHz
kHz ran consistently about 7 dB higher than at 38 kHz, a difference which was regarded as too large to ... 1990. Back-scattering strengths at 120 kHz ran consistently about 7 dB higher than at 38 kHz, a ... reponse acoustique du krill antarctique (Euphausia superba ) adulte (36 a 60 mm) a 38 et 120 kHz ont ete ... inferees a partir des differences d'intensite moyenne de retrodiffusion d'essaims insonifies simultanement ... a ces deux frequences dans des etudes au large des Orcades du Sud et de l'lle Elephant en mars 1990 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 75–86 : Autor(es): Hampton, I.
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Moulting interval and growth of juvenile Antarctic krill fed different concentrations of the diatom Phaenodactylum tricornutum in the laboratory
juvenile krill increased, up to a concentration of 1.0 mgC 1 –1. No further effect of food concentrations ... to a concentration of 1.0 mgC 1-1 • No further effect of food concentrations on IP or 6BL was seen ... krill juvenile antarctique (Euphausia superba) a ete alimente au Phaenodactylum tricornutum en ... concentrations allant de 0.0-5.0 mgC 1-1. La periode d' entremue (IP) a diminue mais la longueur corporelle par ... mue (i1BL) du krill juvenile a augmente jusqu' a une concentration de 1.0 mgC 1-1. Aucun autre effet ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 223-225 : Autor(es): Ikeda, T. and P.G. Thomas
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Preliminary results of investigations of the Federal Republic of Germany on Notothenia rossii marmorata (Fischer, 1885) in January/February 1985
Notothenia rossii marmorata (Fischer, 1885) in January/February 1985 Abstract / Description: A bottom trawl ... NOTOTHENIA ROSSII MARMORATA (FISCHER, 1885) IN JANUARY/FEBRUARY 1985 Abstract A bottom trawl survey ... 1985 a pGrmis de relever de nouvelles donnees de base a des fins d'6valuation de stock, pour ... legerement augment& dcpuis 1981/82 et est encore proche de la longueur a la maturite sexuelle. La majeurc ... , qToOH onpe.ri;errHTb ¢aKTHqecKH~ pasMep 3arraca Notothenia rossii B paAoHe a-BOB Kl)icHaH reop- rHH H ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 33-57 : Autor(es): Kock, K.-H.
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Estimating unaccounted fishing mortality in the Ross Sea region and Amundsen Sea (CCAMLR Subareas 88.1 and 88.2) bottom longline fisheries targeting Antarctic toothfish
88.2 Antarctic toothfish (Dissostichus mawsoni) fisheries is not currently known. A method to estimate ... fishing gear is known to have a variety of impacts on marine ecosystems, including the con- tinued catch ... . Furthermore, bottom longline gear is expensive to replace and its loss is a cost to the fish- ing industry ... Antarctic toothfish (Dissostichus mawsoni) fisheries is not currently known. A method to estimate ... snoods and hooks) (ii) ‘hooks lost attached to sections’, which is a measure of the length of longline ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 17–30 : Autor(es): Webber, D.N. and S.J. Parker
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Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
, where it occurs, post-release depredation rates are a priority for new assessments that use tag ... Tag-recapture programs are a powerful tool for researching population dynamics and providing ... toothfish (Dissostichus spp.) for more than a dec- ade. For example, tagging from commercial fishing ... toothfish. The use of tag- recapture data as an integral part of stock assess- ments is a relatively recent ... as a key input into integrated assessments of the D. eleginoides fishery in South Georgia and the ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Autor(es): Welsford, D.C. and P.E. Ziegler
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The survivorship of rays discarded from the South Georgia longline fishery
season in Subarea 48.3. Capture depth had a consistently significant influence on the mortality of skates ... season in Subarea 48.3. Capture depth had a consistently signifi cant infl uence on the mortality of ... waters, where sampling in this study was restricted. Résumé Des expériences de survie à la remontée ont ... été menées sur 95 spécimens de Raja sp. anon. coupés des palangres à la surface de la mer par le ... navire de pêche chilien Isla Sofía en mai et juin 2003 pendant la saison de pêche à la légine dans la ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 155–164 : Autor(es): Endicott, M. and D.J. Agnew