Resultados de la búsqueda
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Areas of seabed within the 500 m isobath around Elephant Island (CCAMLR Statistical Subarea 48.1)
. The results are presented on a fine scale grid of 15’ lat x 30’ long. Author(s): K.-H. Kock and U ...
Meeting Document : WG-FSA-94/13 : Autor(es): K.-H. Kock and U. Harm (Germany)
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On Ageing Technique for Icefish (champsocephalus gunnari Lönnberg 1905) from South Georgia Island Shelf
adjustment to age determination of fish longer than 30 cm with an enlarged otolith centre. An age-length key ... for the third quarter of the year is appended Author(s): Zh.A. Frolkina (USSR) Title: On Ageing ... . This was done using specimens from strictly’ defined age groups. These radii measurements suggest an ...
Meeting Document : WG-FSA-89/19 : Autor(es): Zh.A. Frolkina (USSR)
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A revised estimate of short-term yield for the mackerel icefish (Champsocephalus gunnari) off Heard Island based on a trawl survey in 1998
population. Unlike the previous 3 years, the Age 2 cohort in 1998 is very weak and is expected to contribute ... little to the biomass in subsequent years. If recruitment to Age 2 in 1999 is also weak then the fishery ... showed that abundant cohorts had been recruited. Author(s): A. Constable and D. Williams (Australia ... in 1999 and 2000. While the abundances of icefish are lower in 1998 than in 1997, the Age 3 and Age 4 ...
Meeting Document : WG-FSA-98/54 : Autor(es): A. Constable and D. Williams (Australia)
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Spatial distribution and population structure of juvenile Antarctic toothfish (Dissostichus mawsoni) in the South Shetland Islands (Subarea 48.1)
between 2 and 7 years in males and between 2 and 8 years in females, respectively. Annual growth rate was ... comparison with the biological traits of adults reported elsewhere. Author(s): M. La Mesa, E. Riginella and ... factor. Based on counts of annual growth increments from sagittal otolith sections, age estimates ranged ... estimated from the age-length keys, spanning from 10 to 5 cm TL. Present data have been discussed in ...
Meeting Document : WG-FSA-18/45 : Autor(es): M. La Mesa, E. Riginella and C.D. Jones
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Krill consumption by crabeater seals in CCAMLR Divisions 58.4.1 and 58.4.2
. This represents approximately 20% of the krill biomass estimated from acoustic surveys. Author(s): C ... . Southwell, J. Forcada, L. Emmerson, A. Constable, S. Kawaguchi and P. Trathan Title: Krill consumption by ... crabeater seals in this region in 1999/00 was estimated to be 3.8 (95% CI 2.4-6.0) million tonnes per year ...
Meeting Document : WG-EMM-16/66 : Autor(es): C. Southwell, J. Forcada, L. Emmerson, A. Constable, S. Kawaguchi and P. Trathan
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An exploratory analysis of skate speciation using DNA identification techniques
Abstract: Two regions of the mitochondrial DNA, part of the cytochrome b gene and the control ... common to the Atlantic and Pacific (Ross Sea) Ocean sectors. Two specimens of B. maccaini from the ... Atlantic sector and Indian Ocean sector appeared similar. Author(s): P.J. Smith and S.M. McVeagh (New ...
Meeting Document : WG-FSA-04/27 : Autor(es): P.J. Smith and S.M. McVeagh (New Zealand)
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Finfish research proposals for Subarea 48.6 by Koryo Maru 11 for 2012/13 (this is a revision of WG-SAM-12/12)
north of 60°S (SSRUs 48.6A and 48.6G) and south of 60°S (SSRUs 48.6B, 48.6C, 48.6D and 48.6E) were ... tonnes of Dissostichus spp. for Subarea 48.6 north of 60°S is sustainable and precautionary, and suggests ... south of 60°S may be sustainable. Therefore the historic maximum catch limits are assumed for this ... research plan. Author(s): C. Heiniken and R. Ball (South Africa) Title: Finfish research proposals for ...
Meeting Document : WG-FSA-12/30 : Autor(es): C. Heiniken and R. Ball (South Africa)
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Temperature as a cause of variation in standing stock estimates of fish around South Georgia
Author(s): I. Everson and S. Campbell (United Kingdom) Title: Temperature as a cause of ...
Meeting Document : WG-FSA-91/30 : Autor(es): I. Everson and S. Campbell (United Kingdom)
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Distribution of temperature, salinity, density and flow across the Drake Passage in December 1994
. In the survey, oceanographic observations were carried out along the north-south line from 56-21 S ... sections. The maximum speed of the flow was approximately 30cm/s corresponding to the Polar Front zone ... . Author(s): M. Naganobu and K. Kutsuwada (Japan) Title: Distribution of temperature, salinity, density ...
Meeting Document : WG-EMM-01/30 : Autor(es): M. Naganobu and K. Kutsuwada (Japan)
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Progress report on AMLR project “A Modeling Study of the Population Biology of Krill, Seabirds and Marine Mammals in the Southern Ocean”
Author(s): M. Mangel, A. Stansfield and S. Rumsey (USA) Title: Progress report on AMLR project ...
Meeting Document : WG-CEMP-94/30 : Autor(es): M. Mangel, A. Stansfield and S. Rumsey (USA)