Search results
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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 : Author(s): 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 : Author(s): Hampton, I.
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Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)
and ranged from 62 to 197 cm TL. A high proportion of stomachs were empty (34% in 2001 and 49% in 2002 ... ranged from 62 to 197 cm TL. A high proportion of stomachs were empty (34% in 2001 and 49% in 2002) and ... antarctique (Dissostichus mawsoni) capturée à la palangre de fond dans la mer de Ross a été effectuée pour ... 58 à 190 cm. Les poissons de l’échantillon de 2002 avaient été capturés entre 815 et 1 623 m de ... profondeur; leur longueur totale variait de 62 à 197 cm. La proportion d’estomacs vides était élevée (34 ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Author(s): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet
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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 : Author(s): Webber, D.N. and S.J. Parker
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Distribution and size–age composition of Antarctic krill (Euphausia superba) in the South Orkney Islands region (CCAMLR Subarea 48.2).
cohort was found in catches in 2009 or in 2010. This absence of 1+ E. superba is unlikely to be a result ... krill exactly. However, data in the literature on growth rates provide a sufficient basis for ... krill age cohorts have a model size of 50, 55 and 58 mm respectively (Candy and Kawaguchi, 2006 ... 2010. This absence of 1+ E. superba is unlikely to be a result of trawl selectivity as adult Pygmy ... techniques, therefore all data were pooled for anal- ysis. Total length (TL) and sex were determined for a ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 123–134 : Author(s): Sologub, D.O. and A.V. Remeslo
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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 : Author(s): 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 : Author(s): 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 : Author(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno
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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 : Author(s): 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 : Author(s): Kock, K.-H.