Resultados de la búsqueda
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Length-at-age in juvenile Patagonian toothfish (Dissostichus eleginoides)
estimated to be from fish 1+ or 2+ years old, with mean total lengths of 32.5 cm and 41.3 cm respectively ... majority of the otoliths (83.6%) were estimated to be from fi sh 1+ or 2+ years old, with mean total ... TL <23 cm were predicted to be 0+ years old, fi sh TL 23–37 cm were predicted to be 1+ years old ... , and fi sh TL 38–46 cm were predicted to be 2+ years old. Fish >46 cm were considered to lie outside ... study are in fact most likely to be 1+. However, no fi sh were caught in the sample taken by the 2000 ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 1–10 : Autor(es): Ashford, J., C. Jones, S. Bobko and I. Everson
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s-cc-xv-a4.pdf
... de los Miembros se tratan de manera muy similar a los documentos de la reunión de la Comisión. Por consiguiente application/pdf attached to:SCAF-96
Meeting Report : SCAF-96
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s-cc-xiv-a4.pdf
... de la distribución del documento CCAMLR-XIV/4 para ser considerado por los miembros: el recibo de la contribución application/pdf attached to:SCAF-95
Meeting Report : SCAF-95
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Age, growth and mortality of Patagonian toothfish (Dissostichus eleginoides) caught off Kerguelen
estimated to be –0.6 years and residual variance 2.9. Age distributions of toothfish caught by two vessels ... trawlers and longliners at Kerguelen, and longevity was estimated to be 36 years. Total instantaneous ... mortality Z was estimated to be between 0.09 and 0.12. Significant differences in age-at-length data between ... sexes were found, estimating von Bertalanffy parameters for males to be L ∞ = 95.9, K = 0.12, t 0 = –4.6 ... 20 30 40 50 0 20 40 60 80 N um be r of fi sh 0 10 20 30 40 50 0 10 20 30 40 50 60 N ... for the age data was estimated to be –0.6 years and residual variance 2.9. Age distributions of ... be 36 years. Total instantaneous mortality Z was estimated to be between 0.09 and 0.12. Signifi cant ... to be L∞ = 95.9, K = 0.12, t0 = –4.6 and for females L∞ = 103.5, K = 0.11, t0 = –4.7. Résumé ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 29–41 : Autor(es): Ashford, J., G. Duhamel, C. Jones and S. Bobko
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Further analysis of target strength measurements of Antarctic krill at 38 and 120 kHz: comparison with deformed cylinder model and inference of orientation distribution
Abstract: Data collected during the krill target strength experiment [J. Acoust. Soc. Am. 87, 16 ... elongatedanimals are modeled as deformed finite cylinders [J. Acoust. Soc. Am. 86, 691-705 (1989)].Exercise of the ... be made at each frequency. By requiring that the differencebetween predicted and measured target ... strengths be a minimum in a least-squares sense, it ispossible to infer the orientation distribution. This ...
Meeting Document : WG-KRILL-93/06 : Autor(es): D. Chu (USA), K.G. Foote (Norway) and T. K. Stanton (USA)
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Preliminary study on nesting Adélie penguins disturbance by unmanned aerial vehicles
d Sk ua 200 180 160 140 120 100 80 60 40 20 0 M ea n tim e sp en t o n be ha vi ... ba ck gr ou nd (p en gu in n oi se ) G oe be l e t a l., 20 15 O sp re y (P ... 300–400 AGL allowed images to be taken with a ground sample distance (GSD) resolution of less than 5 ... 40 km, max. flight time 30 minutes, flight speed 70–80 km/h, fuel – Li-Pol battery (electric engine ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 1–16 : Autor(es): Korczak-Abshire, M., A. Kidawa, A. Zmarz, R. Storvold, S.R. Karlsen, M. Rodzewicz, K. Chwedorzewska and A. Znój
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By-catch of juvenile Antarctic fish from krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992
-80 mm in May-June and 97 mm in late July. The mean growth rate of this species over this period is ... the period from May to August) the total elimination of C.gunnari and N.larseni is estimated to be ...
Meeting Document : WG-FSA-93/8 Rev. 1 : Autor(es): E.A. Pakhomov and S.A. Pankratov (Ukraine)
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Swarm characteristics of Antarctic krill Euphausia superba relative to the proximity of land during summer in the Scotia Sea
zone compared to <80 m 2 further offshore. The packing concentration of krill within inshore swarms ... environments continuously over their lifetimes. The change in krill behaviour between environments could be a ...
Meeting Document : WG-EMM-10/P09 : Autor(es): T. Klevjer, G.A. Tarling and S. Fielding
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What’s the catch? Profiling the risks and costs associated with marine protected areas and displaced fishing in the Scotia Sea
closed areas included ca. 80% of predator foraging distributions, but differences between the scenarios ... on risks to predators, but evenly redistributing displaced fishing among open areas could be more ...
Meeting Document : WS-SM-18/P03 : Autor(es): E.S. Klein and G.M. Watters
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Conservation Measure Conservation Measure 91-01 (2004)
Científico y la Comisión. El documento podrá ser enmendado por cualquiera de estos organismos en consulta ...
Conservation Measure : 91-01 (2004)