Search results
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Preliminary analysis of toothfish catch, CPUE, size structure and mark-recapture data from SSRUs 486A and 486G, with comments on the sustainability of different harvest levels
of the number of tagged animals in the population and to predict the number of recaptures per year. The method ... includes recaptures for the year of release. The tagging likelihood term is based on the Poisson mass ... equation is used to keep track of the number of tagged animals in the population and to predict the number ... of recaptures per year. The method includes recaptures for the year of release. The tagging ...
Meeting Document : WG-FSA-12/31 : Author(s): E. Thomson and M. Bergh (South Africa)
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Elaborating a representative system of marine protected areas in eastern Antarctica, south of 60°S
for a RSMPA in eastern Antarctica for the region between 30 o E and 150 o E and from the coast to 60 o S. We ... for a RSMPA in eastern Antarctica for the region between 30oE and 150oE and from the coast to 60oS. We compile ...
Meeting Document : WG-EMM-10/26 : Author(s): A.J. Constable, B. Raymond, S. Doust, D. Welsford and K. Martin-Smith (Australia)
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CCAMLR and climate change: the need for urgent action
in the Convention Area. In this paper, ASOC highlights two major scientific articles that were published this year ... Area. In this paper, ASOC highlights two major scientific articles that were published this year ...
Meeting Document : CCAMLR-XXXVII/BG/26 : Author(s): Submitted by ASOC
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A comparison of gear selectivity among three fishing gears for Antarctic krill with notes on the demographic patterns and productivity of Antarctic krill during summer 2014
), and the size was shifted to larger animals. These differences suggest that tradeoffs between gear size ... in summer 2014 were about 42 mm in length (3yrs old), and few small (<25mm) krill (1 year old) were ... ), and the size was shifted to larger animals. These differences suggest that tradeoffs between gear size ... in summer 2014 were about 42 mm in length (3yrs old), and few small (<25mm) krill (1 year old) were ...
Meeting Document : WG-EMM-14/37 : Author(s): C. Reiss (USA) and M. Espino Sanchez (Peru)
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Foraging dynamics of macaroni penguins (Eudyptes chrysolophus) at South Georgia during brood-guard
to examine whether animals exploit major oceanographic features where prey may be more predictable; whether ... animals from one colony forage in separate locations to those from nearby colonies; or, whether animals ... range evenly over the available area. Results show that animals did not range evenly, that animals from ... one colony tended to forage in locations separate to those used by animals from nearby colonies ...
Meeting Document : WG-EMM-06/P4 : Author(s): P.N. Trathan, C. Green, J. Tanton, H. Peat, J. Poncet and A. Morton (United Kingdom)
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A study of Patagonian toothfish (Dissostichus eleginoides) post tagging survivorship in Subarea 48.3
. On one vessel fish with a variety of injuries were selected to see if this affected recovery. 395 animals ... differences between vessels, and smaller animals and animals in better initial condition had a slightly higher ... suggest that experienced observers using animals in good condition would normally achieve a survivorship ... . On one vessel fish with a variety of injuries were selected to see if this affected recovery. 395 animals ...
Meeting Document : WG-FSA-05/19 : Author(s): D. J. Agnew, J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones (United Kingdom), G. Breedt, S. Du Plessis, J. Van Heerdon (South Africa) and G. Moreno (Spain)
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By-catch in Australian fisheries in Divisions 58.5.2, 58.4.2 and 58.4.3 during the 2002/03 and 2003/04 fishing seasons
from 208 to 822 days. Growth rates estimated from recaptured skates were 20mm per/year in total length ... with periods at liberty ranging from 208 to 822 days. Growth rates estimated from recaptured skates were 20 ... mm per/year in total length, 21mm per year in disk width and 0.14 kg per year in weight. Recapture rates ... , 21mm per year in disk width and 0.14 kg per year in weight. Recapture rates were 2.5% for B. eatonii ...
Meeting Document : WG-FSA-04/68 : Author(s): E. van Wijk and R. Williams (Australia)
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Heart rate and behaviour of fur seals: implications for measurement of field energetics
/min among animals. Morphometrics explained most variations in heart rate among animals ... of recording. Heart rate averaged 108.7 ± 17.7 beats/min (SD) but varied from 83 to 145 beats/min among animals ... . Morphometrics explained most variations in heart rate among animals. These interacted with diving activity ... ) variation among animals in the degree of diving bradycardia. On average, heart rate declined from 100-130 ...
Meeting Document : WG-EMM-99/36 : Author(s): I.L. Boyd, R.M. Bevan, A.J. Woakes and P.J. Butler (United Kingdom)
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How many krill should we measure?
of 2000 animals per sample, comparisons were made in mean body length and cumulative frequency ... distribution with less number of measurements. Measurements on 50 animals seem enough to obtain reliable ... animals per sample, comparisons were made in mean body length and cumulative frequency distribution ... with less number of measurements. Measurements on 50 animals seem enough to obtain reliable estimates ...
Meeting Document : WG-KRILL-90/26 : Author(s): Y. Endo (Japan)
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Monitoring Antarctic environmental variables using penguins
and biotic features of the environment can be studied using animals to transport probes to the study site ... , provided information is given on the position of the animals when measurements are made. Author(s): R.P ... of the environment can be studied using animals to transport probes to the study site, provided information is given ... on the position of the animals when measurements are made. ...
Meeting Document : WG-CEMP-94/27 : Author(s): R.P. Wilson, B.M. Culik and R. Bannasch (Germany) and J. Lage (France)