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1. Fishery Report: Dissostichus eleginoides (TOP) Heard Island (Division 58.5.2)

   selectivity is high for 6-year-old fish and effectively declines to zero for fish older than 20 years. The ... bu nd an ce (m il) 2002 2004 2006 2008 2010 0 10 00 0 20 00 0 30 00 0 40 00 0 Year of ... longline gear is better able to catch older fish (>20 years) more efficiently than trawl gear for which ... fishery an extra selectivity function (Sel_f2_s2r) was fitted for recent years. These curves show the ...

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2. Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)

   selectivity for 6-year-old fish, effectively declining to zero for fish older than 20 years. The length ... nd an ce (m il) 2002 2004 2006 2008 0 10 00 0 20 00 0 30 00 0 40 00 0 Year of Survey B ... for D. eleginoides in the region taking into account deep water but with an emphasis on fishing ... , is an estimated parameter calculated separately for each of the two CPUE series. 4. Stock ...

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3. Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)

   selectivity for 6-year-old fish, effectively declining to zero for fish older than 20 years. The length ... , is an estimated parameter calculated separately for each of the two CPUE series. 4. Stock ... 110 000 for this data, while the abundance-at-age data does not provide information on an upper limit ... across years in estimated year-class strength. 4 TOP 58.5.2 Table 3: Input parameters for the ...

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4. Fishery Report: Dissostichus eleginoides South Georgia (Subarea 48.3)

   run for the years in which data on cetacean interactions is available (see WG-FSA-09/16). Figure 3 ... inform the assessment and that the results were strongly dependent on the informative priors for the two ... program has been under way for three years in Subarea 48.3. The results of the program should enable an ... groundfish survey hauls shallower than 400 m around Shag Rocks. Length (cm) Year 10 15 20 25 30 35 40 45 ...

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5. Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)

   catch older fish (>20 years) than trawl gear which has high selectivity for 6-year-old fish ... , effectively declining to zero for fish older than 20 years. The length-frequency distribution for the ... in WG-FSA- 09/20. Since then a substantial number of fish have been aged for all survey years from ... B fishery an extra selectivity function (Sel_f2_s2r) was fitted for recent years. These curves ...

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6. Fishery Report 2013: Champsocephalus gunnari Heard Island (Division 58.5.2)

   % of the level that would occur in the absence of fishing within the two years following an abundance ... projected separately for two years. Fishery catches of 400 tonnes after the survey were also included in ... Dec Increments in year 365 Years to project stock in simulation 2 Reasonable upper bound for ... apportioned across the 1+, 2+ and 3+ year classes according to their length density and projections for two ...

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7. Fishery Report 2014: Champsocephalus gunnari Heard Island (Division 58.5.2)

   , allowing 75% escapement of biomass over two years. Future research requirements 20. There were no ... within the two years following an abundance biomass estimate provided by a survey. A4. To achieve ... fishery 1. An Australian licensed trawl fishery in Division 58.5.2 for mackerel icefish ... maximum length of around 45 cm and a maximum age of 6 years. Size at first maturity for females is 26.5 ...

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8. WG-FSA-06/5

   fishery fishermen use two modifications of a longliner of the "spanish type": for fishing on the shelf ... and wheel (Figs. 13 and 14); one - on gaff; two - collect an additional rope with hooking snoods in a ... - inclined metal tray for throwing the cylindrical loads ("pedros") in the bunker-store On a stern two ... ). The scheme of a longline of the "spanish type" for fishing on European hake in shelf waters in its ...

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9. Fishery Report 2014: Dissostichus eleginoides Heard Island (Division 58.5.2)

   effort amongst strata was revised in 2003, with an identical survey design for the years 2001–2002 and ... assumed for these years with an identical selectivity function (Survey group 1). Survey abundance-at ... conducted every two years with a catch of 40 tonnes, they were implemented as an annual constant catch of ... the model from returning an estimated fishable biomass for which the catch in any given year would ...

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10. Fishery Report: Dissostichus eleginoides South Georgia (Subarea 48.3)

    as effects) standardised CPUE analysis was undertaken with a separate series for years where data on ... on the informative priors for the two catchability parameters, and the intrinsic rate of increase, r ... may be extended in two periods: (i) to start on 16 April and (ii) to end on 14 September for any ... 2011/12 season for longline fishing operations may be extended in two periods: (i) to start on 16 ...

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