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Fishery Report 2014: Closed fishery for Dissostichus spp. in Divisions 58.4.4a and 58.4.4b
. These ages may be overestimated by one year due to an interpretation issue concerning the location ... samples of length, weight, sex and maturity stage, as well as collection of otoliths for age ... . A sample of otoliths collected in 2008 has been aged and results reported in WG-FSA- 11/16. Ages of 214 ... 2004 (Table 1). In 2010, the last year in which IUU catch was recorded, an estimated 80 tonnes ... Description / Abstract: Fishery Report 2014: Closed fishery for Dissostichus spp. in Divisions ...
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Fishery report: Champsocephalus gunnari Heard Island (Division 58.5.2)
for C. gunnari, starting at 2.5 years and fully selected at age 3. Recruitment 15. The short-term projection ... 2.5 years Fully selected 3 years Plus class accumulation 10 years Oldest age in initial structure ... Number of runs 1 Individual trial specifications Years to remove initial age structure* 1 Year ... ...................................................................... 5 Removals............................................................................ 5 Initial age ...
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Fishery Report 2016: Exploratory fishery for Dissostichus spp. in Division 58.4.3b
, as well as collection of otoliths for age determination of the target and most frequently taken by-catch ... <1 - 20 0 2005 159 7 50 6 - 20 <1 2006 159 8 50 1 - 20 <1 2007 159 10q 50 3 1267 20 1 2008 80 7 50 ... 1 157 20 2 2009 80 4 50 1 102 20 <1 2010 80 2 50 <1 22 20 <1 2011 - 1 - <1 - - <1 2012 ... to this report is shaded. Throughout this report the CCAMLR fishing season is represented by the year in which ... Description / Abstract: Fishery Report 2016: Exploratory fishery for Dissostichus spp. in ...
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Fishery Report 2017: Dissostichus eleginoides Heard Island Australian EEZ (Division 58.5.2)
-sex, single-area, age-structured population model including age classes from 1 to 35 years. 20 ... also calculated a growth rate of ~20 mm per year, and a maximum age >20 years for B. eatonii ... . In Division 58.5.2, fish up to 175 cm long and older than 50 years of age have been found (Welsford et al ... ., 2011; WG-FSA-15/55). Fifty percent of fish are estimated to be mature at around 14 years of age (WG ...
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Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)
to zero for fish older than 20 years. The length-frequency distribution for the longline fishery ... of 79°20'E (see CM 32-14) Carry forward Season: trawl and pot 1 December to 30 November ... season was 2 500 tonnes (Conservation Measure 41-08) for the period from 1 December 2007 to 30 November ... removals (tonnes) 1989/90 - - 0 0 1 1 0 1 1991/92 - - 0 0 0 0 0 0 1992/93 - - 0 0 0 0 0 0 1994/95 ...
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Fishery Report 2014: Exploratory fishery for Dissostichus spp. in Division 58.4.3a
, as well as collection of otoliths for age determination of the target and most frequently taken by-catch ... . The 2013 catch had broad modes evident at approximately 50–80 and 90–130 cm, while the catch in 2014 ... this report the CCAMLR fishing season is represented by the year in which that season ended, e.g. 2014 ... represents the 2013/14 CCAMLR fishing season (from 1 December 2013 to 30 November 2014). Fishery ... Description / Abstract: Fishery Report 2014: Exploratory fishery for Dissostichus spp. in ...
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Fishery Report 2015: Dissostichus eleginoides Heard Island (Division 58.5.2)
, single-area, age-structured population model including age classes from 1 to 35 years. 20. Data from ... and older than 50 years of age have been found (Welsford et al., 2011; Welsford et al., 2015). Dissostichus ... of otoliths sampled in 2015 is incomplete. Year Length Age RSTS Commercial Total RSTS Commercial Total ... used for each of these years were restricted to fish aged from the surveys of that particular year ...
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Fishery Report 2016: Dissostichus eleginoides Heard Island (Division 58.5.2)
, and a maximum age >20 years for B. eatonii, estimated from tag returns. Table 2: Catch history ... . In Division 58.5.2, fish up to 175 cm long and older than 50 years of age have been found (Welsford et al ... sampled in 2015 is incomplete. Year Length Age RSTS Commercial Total RSTS Commercial Total 1997 ... then converted to proportions at age, using age–length keys (ALKs) as described in WG-FSA-09/20, along ...
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Fishery Report 2014: Dissostichus eleginoides Heard Island (Division 58.5.2)
to 175 cm long and older than 35 years of age have been found (Welsford et al., 2011). Dissostichus ... for catch-at-length and catch-at-age proportions by sub-fishery and year are provided in WG-FSA-11/24 ... of otoliths sampled in 2014 is incomplete. Year Length Age Survey Commercial Total Survey Commercial Total ... 1997 to 2008 and 2013, sufficient numbers of fish had been aged to calculate year-specific ALKs, where ...
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Fishery Report 2017: Exploratory fishery for Dissostichus mawsoni in Division 58.4.3b
, as well as collection of otoliths for age determination of the target and most frequently taken by-catch ... <1 - 20 0 2005 159 7 50 6 - 20 <1 2006 159 8 50 1 - 20 <1 2007 159 10q 50 3 1267 20 1 2008 80 7 50 ... 1 157 20 2 2009 80 4 50 1 102 20 <1 2010 80 2 50 <1 22 20 <1 2011 - 1 - <1 - - <1 2012 ... to this report is shaded. Throughout this report the CCAMLR fishing season is represented by the year in which ... Description / Abstract: Fishery Report 2017: Exploratory fishery for Dissostichus mawsoni in ...
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