Search results
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
estimated age was 14.3 years. Von Bertalanffy parameters derived for both sexes combined are: L, 22.1 cm SL ... ; K, 0.167 y-1; t 0,-0.4 years. Parameter estimates were also derived for the sexes separately. Female ... 6 to 9 years. Author(s): C.P. Sutton and P.L. Horn (New Zealand) Title: A preliminary assessment of age ... estimated age was 14.3 years. Von Bertalanffy parameters derived for both sexes combined are: L, 22.1 cm SL ...
Meeting Document : WG-FSA-10/20 : Author(s): C.P. Sutton and P.L. Horn (New Zealand)
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Age and growth of Scotia Sea icefish Chaenocephalus aceratus (Lönnberg, 1906), from the South Shetland Islands
from different institutions. The age range was 1-17 years for females and 1- 15 years for males. Von ... of asymptotic length L??(cm) and K (year-1) were respectively 79.8 and 0.07 for females and 60.0 and 0.09 ... . Sexual maturity was attained by females and males at about 10 and 9 years old respectively, at about 60 ... institutions. The age range was 1-17 years for females and 1- 15 years for males. Von Bertalanffy growth curves ...
Meeting Document : WG-FSA-02/77 : Author(s): M. La Mesa, J. Ashford, E. Larson and M. Vacchi
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Variability of krill fishery operations in Subarea 48.2 in relation to fishing methods: spatial–temporal distribution of CPUE and of fishing efforts
of standardized CPUE indices in the Subarea 48.2 for the last 25 years. The paper provides the analysis of spatial ... . It was shown how fishery operated by years and month in each SSMUs with special attention to differences ... of the influence of changing environment. The temporal pattern of fishing locations was consistent between years ... of standardized CPUE indices in the Subarea 48.2 for the last 25 years. The paper provides the analysis of spatial ...
Meeting Document : WG-EMM-14/22 : Author(s): S. Kasatkina (Russia)
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Temperature-dependent growth of Thysanoessa macrura: inter-annual and spatial variability
data from four separate years (1995, 1998, 2001, 2004) that varied widely in temperature and primary ... of T. macrura varied between years and water masses, ranging from-0.037 mm day-1 in Weddell Sea water in 2004 ... during all years. Growth rates were strongly correlated with temperature but were not significantly ... . We analyzed data from four separate years (1995, 1998, 2001, 2004) that varied widely in temperature ...
Meeting Document : WG-EMM-13/39 : Author(s): R.M. Driscoll, C.S. Reiss and B.T. Hentschel (USA)
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Characterisation of skate catches in the Ross Sea region
in the Ross Sea Region, including the data collected in the two “Year of the Skate” fishing seasons in 2008/09 ... suggesting Eaton cf. skates might grow to larger sizes than starry skates. During the “Years of the Skate ... calculated for toothfish. The “Years of the Skate” have been instrumental in collecting further data ... of data in specific years rather than small amounts of data in many years. An updated risk assessment ...
Meeting Document : WG-FSA-10/25 : Author(s): S. Mormede and A. Dunn (New Zealand)
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On the intensity of sampling krill trawl catches
stages; • for most purposes a minimum sample size of at least 100 animals/trawl is necessary to obtain ... information on maturity stages; • for most purposes a minimum sample size of at least 100 animals/trawl ... 120 100 90 80 70 60 50 40 30 20 10 30 35 ... 8012, South Africa 29 30 • l'examen des differences minimales de longueurs decelables d'une ... from the aft-quarter of the trawl codend and the lengths of 50, 100 and 150 animals were measured ... . A variable number of animals per sample were also measured until 50 animals in a single 1 mm size class were ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Author(s): Miller, D.G.M.
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Meeting information NCP
of the Commission (194.47 KB) (Rules 30-35) relating to the participation of Observers. Missing Link #74711 ... will find the following information useful to make your participation enjoyable. [doc:74288] (Rules 30 ...
Page : Site Section: Meetings
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Fishery monitoring
with CM 23-06, if in the 2018/19 fishing season they exceed 80% of the trigger level, the Secretariat ... reporting from the krill fishery in Subarea 48.1 for the 2018/19 fishing season, the Secretariat requests ... % of the trigger level and, in accordance with CM 23-06, if in the 2018/19 fishing season they exceed 80 ... of the season. In order to simplify reporting from the krill fishery in Subarea 48.1 for the 2018/19 fishing ...
Page : Site Section: Fisheries
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Determination of a statistically based survey area suitable for hydroacoustic stock assessment of Euphausia superba in the Elephant Island, King George Island, Bransfield Strait area
of data from 1981, 1984 and 1978-1989 permitted resolution of inter-year differences in standing stock ... relatively uniform from year to year. Using only sub-area biomass leads to an ambiguous interpretation ... of the data as to whether high or law standing stock is due to low production (ie. "good" year vs ... . “bad” year) or differential effects of migration. Using the total of both sub-areas the survey area can ...
Meeting Document : SC-CAMLR-VIII/BG/32 : Author(s): Delegation of USA
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Diet and foraging effort of Adélie penguins in relation to pack-ice conditions in the southern Ross Sea
, by colony, seasons and year. Diet differed among colonies only slightly. The fish Pleuragramma antarcticum ... was the most important prey, especially during years or periods within years when little pack ice was present ... predominantly in a year of heavy pack-ice cover; more adult krill were consumed in two years when pack ice ... was sparse. Foraging trip duration differed by colony, season and year and was related directly to distance ...
Meeting Document : WG-EMM-98/15 : Author(s): D.G. Ainley (USA), P.R. Wilson, K.J. Barton (New Zealand), G. Ballard, N. Nur (USA) and B. Karl (New Zealand)