Résultats de la recherche

1. Whales: Trophic modelling of the Ross Sea

   ) details two reported sightings of orca within winter pack ice in the Antarctic, both in August. On one ... . 1990) the maximum longevity of wild orca is likely to be 50–60 y (males) and 80–90 y (females), and ... Southern Hemisphere, south of 30°S (SeaMap 2005). They apparently migrate, and are found in Antarctic ... ) estimated the population of southern bottlenose whales south of 60°S from two sets of surveys to be nearer ...

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2. Status of krill target strength

   aggregations of live euphausiids and should not be affected by a frequent cause of bias in single-animal ... on both animal size and transmit frequency, notwithstanding admitted shortcomings. Some recent single ... -animal measurements of target strength for live euphausiids and euphausiid-related species, made under ... number density were performed at 30 and 20 kHz. Measurements at 30 kHz were performed near Bouvet Island ... scattering features (outer boundary of the animal) change slowly along its lengthwise axis. However, one ... of animals, ka, where a is the cylindrical radius of the animal, spanned the values of two to six ... effects discussed earlier in this article and differences in animal type), the structure exhibited in the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 101–126 : Auteur(s): Foote, K.G., D. Chu and T.K. Stanton

3. e-cc-38-a7.pdf

   ... Hobart at 30 June each year: (a) all non-krill, new and exploratory fishing fees for 2020 will be a ... increased annually by CPI as it applies to Hobart at 30 June each year. 13. SCAF endorsed the principle ... ’ contributions (CCAMLR-XXXV, Annex 7, paragraph 30). 45. SCAF noted that the contributions for 2020 in the ... 000 in 2020 to fund one internship at the Secretariat, training for India alongside the working group application/pdf attached to:SCAF-2019

   Meeting Report : SCAF-2019

4. Chilean krill fishery: analysis of the 1991 season

   100 co ...r 90 ctl Q) "- 80 ctl .0 ::J 70 Cl) 60 E 0 '-....... 50 .c () 40 ro () 30 ... ....... 0 Q) 20 O'l ctl -10 c Q) Q 0 "-Q) (L 1977 1979 1981 1983 1985 1987 1989 1991 Year \-e ... ;--'---"??--------"'" ;§ l Year average = 108 J 40 -+-----, 1 5 10 15 20 25 Fishing day (Starting 20/02/91) Figure 2 ... . 281 Chilean Krill Fishery Analysis of 199 'I season 90 ~·_~w __ 80 --- --..-... E ---- 75 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 273–287 : Auteur(s): Marín, V.H., A. Mujica and P. Eberhard

5. Conservation Measure Conservation Measure 87/XIII (1994)

   de la Convention La Commission, Rappelant les principes de conservation stipulés à l'Article II ... exploitées, dépendantes ou associées des ressources marines vivantes de l'Antarctique, Rappelant l'Article ...

   Conservation Measure : 87/XIII (1994)

6. Scientific Abstracts 1992

   written permission of the author(s). Addresses of principal authors are given for this purpose. ... errors and variability on the accuracy of acoustic biomass estimation. and 90% within 80 km in all years ... entanglement during the pup-rearing period was slightly higher than in the previous year (48 compared to 30 ... function of the fraction of the biomass estimate which is set as the catch for a 20-year period. Three ... the 1988/89 and 1989/90 year-classes. Year-class success may be related to the abundance of large ...

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7. Conservation Measure Conservation Measure 91-02 (2012)

   des dispositions de l'annexe V du Protocole, Notant que la Convention (Articles V et VIII) prévoit ... dans le système du Traité sur l'Antarctique, adopte la présente mesure de conservation en vertu de l'article III ...

   Conservation Measure : 91-02 (2012)

8. Sensitivity investigation of the SDWBA Antarctic krill target strength model to fatness, material contrast and orientation

   study, the SDWBA TS pattern and frequency response behaviours at standard survey frequencies and animal ... the distribution of animal orientations. Due to the high variability of TS to realistic changes in ... - ducer. When the animal orientation was away from these aspect angles, the predicted scattering was ... 1 15 1. 15 0. 29 3 0. 36 2 20 1. 2 0. 31 9 0. 39 4 30 1. 3 0. 37 4 0 ... ) and standard deviation (5, 10, 20 and 30 degrees) of the Gaussian distribution of orientation. It ... O rie nt at io n an gl es * θ i ph i de gr ee s 90 + th et a Fr eq ue nc y ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 97–122 : Auteur(s): Calise, L. and G. Skaret

9. Conservation Measure Conservation Measure 51-04 (2008)

   entre le point de départ et le point final est de 30 milles nautiques, et une série de transects ...

   Conservation Measure : 51-04 (2008)

10. Seals: Trophic modelling of the Ross Sea

    crabeaters reach one year of age. Sexual maturity is reached in 2.5-6 years, with females reaching maturity ... September–October. Mortality is high in the first year and may reach 80%. Much of this mortality is ... ). The crabeater seal dives to 20–30 m typically at night (Shirihai 2002) although in winter, at 67oS ... breed each year, one young per pair per year, and a pup survival rate to adulthood of 0.2. This leads ...

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