Resultados de la búsqueda
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Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys
March was taken within 40 km of the coast, and 90% within 80 km in all years 1988-1990. In 1987 and 1988 ... are used to show that for some years, months and zones of distance from the shore the catch of krill ...
Meeting Document : SC-CAMLR-X/BG/07 : Autor(es): Secretariat
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Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys, 1987-1990
within 40 km of the coast, and 90% within 80 km in all years 1988-1990. In 1987 and 1988 75% of the catch ... for some years, months and zones of distance from the shore the catch of krill is 50% or more of the ...
Meeting Document : WG-CEMP-91/25 : Autor(es): D.J. Agnew (Secretariat)
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An updated assessment of unicorn icefish (Channichthys rhinoceratus) in Division 58.5.2, based on results from the 2015 random stratified trawl survey
provides both short (2 years) and long term (20 years) projections of unicorn icefish structure, abundance ... term projections (20 year) indicate sustainable yield of 1663 t. Author(s): D. Maschette and J. Dell ...
Meeting Document : WG-FSA-15/50 : Autor(es): D. Maschette and J. Dell (Australia)
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CCAMLR-VIII
permanent research vessels Secretariat CCAMLR-VIII/BG/05 Entanglement in man-made debris of Antarctic fur ...
Meeting
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2013 random stratified trawl survey
the population, and a projection accounting for the fact that the abundant 3+ year class is likely to ... using standard CCAMLR methods. A large cohort of fish, estimated to be 3+, dominates the population in ... both abundance and biomass. Two scenarios for harvest are presented – a typical two year projection of ...
Meeting Document : WG-FSA-13/23 : Autor(es): D.C. Welsford (Australia)
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2014 random stratified trawl survey
numerically dominant, however there is evidence that recruitment to the 0+-3+ cohorts has taken place. Given ... the expectation that the current 4+ and 5+ cohorts are fully exploited, only the 1+-3+ cohorts were ... standard CCAMLR methods. A pattern of multiple year classes being present simultaneously in the population ...
Meeting Document : WG-FSA-14/44 : Autor(es): D.C. Welsford (Australia)
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Review of identity and biology of species of the family Macrouridae, from the CCAMLR fishery in the Ross Sea, Antarctica
males is 12 years and 46 cm TL, for females it was 14 years and 50 cm TL. Author(s): P.M. Marriott and ...
Meeting Document : WG-FSA-02/32 : Autor(es): P.M. Marriott and P. McMillan (New Zealand)
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Development of the krill stock in the elephant island region during the 1996/97 season
was much higher than in previous years. The krill stock was dominated by length classes around 35 mm ... one order of magnitude lower than in the salp bloom years 1992/93 and 1993/94. Author(s): Siegel, V ... , representing age group 2+ and the year-class 1994/95 (proportional recruitment R2 = 0.85). The year-class 1995 ... preceeding year-class. In December 1996 adult krill was mostly (68 %) found to be in the prespawning stage ...
Meeting Document : WG-EMM-97/16 : Autor(es): Siegel, V.
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Age-length key for Champsocephalus gunnari from Subarea 48.3, Dr Eduardo Holmberg survey, February/March 1994
Rocks, a large concentration of fish belonging to age groups 2 (90%) and 3 (10%) was found. The length ... and, the mean lengths of age groups 1-2. Such correspondence was also obtained for age group 3 when ...
Meeting Document : WG-FSA-94/11 : Autor(es): E. Barrera-Oro, E. Marschoff and R. Casaux (Argentina)
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WG-FSA-04
monitoring of seabird interactions with trawl third-wire cables on trawl vessels – a pilot study H. McElderry ... Electronic monitoring of seabird interactions with trawl third-wire cables on trawl vessels – a pilot study H ... Zealand) WG-FSA-04/3 List of documents WG-FSA-04/30 Report on the identification of fish eggs and larvae ... (Dissostichus mawsoni) stock model for CCAMLR Subarea 88.1 for the years 1997/98 to 2003/04 A. Dunn, D.J ...
Meeting