Resultados de la búsqueda
-
Krill biomass and distribution in Subarea 48.2 during summer 1996
density in the day-time amounted to 30.4 g/sq.m are comparable with density values, observed in the ... early summer season krill density may be higher. Krill biomass estimate (1.12 ± 0.093 mln.t) in acoustic ... biomass amounted to 2.00 ± 0.573 mln.t with a coefficient of variance 12.5%. Author(s): Kasatkina, S.M ...
Meeting Document : WG-EMM-97/49 : Autor(es): Kasatkina, S.M., Abramov, A.M., Polischuk, M.I., Sushin, V.A.
-
Results of the first winter longline survey to the northern Ross Sea region to investigate toothfish reproductive life history
aggregate earlier than females and that spawning begins in early July. There were a higher proportion of ... reared for several days in flow through incubators. Egg buoyancy measurements, conducted with fertilised ... eggs in density gradient cylinders, are being analysed and compared with CTD data to indicate the depth ...
Meeting Document : WG-FSA-16/37 : Autor(es): D. Stevens, D. Di Blasi and S. Parker
-
Conservation Measure Conservation Measure 41-01 (2016)
be set with less than 3 n miles separation. 3 Available from the CCAMLR website. Table ... the remainder of the season. 3. In order to give effect to paragraph 2, above: (i) the precise ... discarded, including those with the ‘jellymeat’ condition, shall be reported. 6. Each vessel participating ... scientific observer appointed in accordance with the 41-01 CCAMLR Scheme of International ...
Conservation Measure : 41-01 (2016)
-
Conservation Measure Conservation Measure 41-01 (2017)
be set with less than 3 n miles separation. 3 Available from the CCAMLR website. https ... the remainder of the season. 3. In order to give effect to paragraph 2, above: (i) the precise ... discarded, including those with the ‘jellymeat’ condition, shall be reported. 6. Each vessel participating ... scientific observer appointed in accordance with the 41-01 CCAMLR Scheme of International ...
Conservation Measure : 41-01 (2017)
-
Conservation Measure Conservation Measure 41-01 (2018)
be set with less than 3 n miles separation. 3 Available from the CCAMLR website. https ... the remainder of the season. 3. In order to give effect to paragraph 2, above: (i) the precise ... discarded, including those with the ‘jellymeat’ condition, shall be reported. 6. Each vessel participating ... scientific observer appointed in accordance with the 41-01 CCAMLR Scheme of International ...
Conservation Measure : 41-01 (2018)
-
Conservation Measure Conservation Measure 41-01 (2019)
be set with less than 3 n miles separation. 3 Available from the CCAMLR website. https ... skate with tag attached and one close-up of the tag detailing the number and colour of the tag. 3 ... remainder of the season. 3. In order to give effect to paragraph 2, above: (i) the precise geographic ... number and weight of Dissostichus eleginoides and Dissostichus mawsoni discarded, including those with ...
Conservation Measure : 41-01 (2019)
-
Krill biomass estimates for South Georgia, December and January 1996/97
eastern and western survey boxes were 36.1 mm and 45.4 mm respectively. These lengths were used to derive ... (18.44) for the eastern and western boxes respectively. These mean density values were similar to those ...
Meeting Document : WG-EMM-97/48 : Autor(es): Goss, C., Watkins, J.L., Brierley, A.S.
-
An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island
these figures with the growth curve shows that the age at first spawning is three years. WEIGHT ... though virtually no pre-spawning 2-year-old fish were taken with this gear in 1997, the proportion of ... recent trawl survey gives a biomass estimate of about 50 000 tonnes, with two strong year classes in ... years from the two abundant cohorts of 1 500 tonnes, comprising 900 tonnes in the first year and 600 ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 79–101 : Autor(es): de la Mare, W.K., R. Williams and A.J. Constable
-
WG-EMM-97
., Everson, I. WG-EMM-97/22 Catch per unit effort data from the early years of commercial krill fishing ... -EMM-97/25 Rev. 1 CEMP indices 1997: sections 1 to 3 Secretariat WG-EMM-97/26 Identification of squid ... estimated density of krill from an acoustic survey with that obtained by scientific nets on the same survey ... /52 Variation in echosounder calibration with temperature and some possible implications for acoustic ...
Meeting
-
Subgroup on Assessment Methods: Report to the Working Group on Fish Stock Assessment 2002
Abstract: Over the last two years, discussions in WG-EMM, WG-FSA and the Scientific Committee ... archiving. 3. a proposed workplan for the future, including a timetable for work in the 2003 intersessional ... quality of the assessments. This paper amalgamates the correspondence from during the year and the papers ... incorporating into assessments 2. a draft plan for assessments at WG-FSA this year, including reporting and ...
Meeting Document : WG-FSA-02/80 : Autor(es): A.J. Constable (Subgroup Coordinator)