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

   from the 2004 assessment were replaced this year by a length-at-age vector based on the two-segment ... that estimates of length-at-age for fish greater than 20 years of age would improve with data from the longline ... that an alternative to the previous range of 0.13–0.20 year–1 was needed. For this year an acceptable alternative ... 12.849 20.534 30.762 42.367 2002 0.48 85910 208.5 204.8 Mean 18.590 29.333 59.400 20.726 53.199 ...

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

   Group recalled that estimates of length-at-age for fish greater than 20 years of age would improve ... 20 22 22 Gunnari Ridge 2–5 July 520.7 18 18 18 Plateau Deep East 20–24 June 13 120 30 30 30 ... of the spawning biomass dropping below 20% of its median pre-exploitation level over a 35-year harvesting period ... recruitments (1983 to 2005). This variability was estimated after a two-year running mean smoother ...

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

   A 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 ... studies indicating that pot and longline gear is better able to catch older fish (>20 years) more ... to zero for fish older than 20 years. The length-frequency distribution for the longline fishery ... -fishery and year are given in WG-FSA-09/20. Since then a substantial number of fish have been aged ...

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

   20 25 Year of Survey A bu nd an ce (m il) 2002 2004 2006 2008 0 10 00 0 20 00 0 30 00 ... is more able to 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 ... than one period was fished) TOP 58.5.2 8 (WG-FSA-09/20). The method of calculating effective ...

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

   modelling indicating that pot and longline gear is more able to catch older fish (>20 years) than trawl ... 20 years. The length-frequency distribution for the longline fishery will therefore have larger ... period (where more than one period was fished) 7 TOP 58.5.2 (WG-FSA-09/20). The method ... that the probability of the spawning biomass dropping below 20% of its median pre-exploitation level over a 35-year ...

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

   1. 1 ANI 58.5.2 -60 -50 -40 -30 -20 -10 1996/97 1997/98 1998/99 1999/00 2000/01 2001/02 2002/03 ... is determined at the start of each year. 30 Nov–30 Nov Simulation specification Number of runs ... biomass to below 75% of the level that would occur in the absence of fishing within the two years ... following an abundance biomass estimate provided by a survey. 20. To achieve this, the one-sided lower ...

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7. Volume 8: CCAMLR. 1996. Statistical Bulletin, Vol. 8 (1986–1995). CCAMLR, Hobart, Australia.

   1 July to 30 June. Split-years are shown for instance as 1989/90. 1.5 Some tables describe data ... The Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) has as one of its functions ... 1986 to 1995. The Bulletin is produced to cover a lO-year time period of the fishery to provide ... the maximum chronological information per volume. Figures in Section D cover a 5-year time span. Some ...

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

   Shag Rocks. Length (cm) Year 10 15 20 25 30 35 40 45 50 55 60 65 70 1987 0.01 0.05 0.02 0.08 0.03 ... in one or two years. 31. Figure 13 shows the likelihood profile for the current assessment model ... the predicted future spawning biomass (SSB) was below 20% of B0 in the respective sample of any one year ... this with one or two years of additional catch-at-age data. 38. The Working Group therefore considered two ...

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

   2004 2006 2008 2010 0 10 00 0 20 00 0 30 00 0 40 00 0 Year of Survey B io m as s (t) TOP ... modelling indicating that pot and longline gear is more able to catch older fish (>20 years) than trawl ... 20 years. The length-frequency distribution for the longline fishery will therefore have larger ... for catch-at-length and catch-at-age proportions by sub-fishery and year are given in WG-FSA- 09/20. Since ...

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10. Report on Bottom Fisheries and Vulnerable Marine Ecosystems

    ....................................................................................... 20 (ii) ATTACHMENT A: Glossary of terms, definitions and concepts ......................... 46 ... , adopting a measure to control bottom trawling in high-seas areas (CM 21-05). In that same year ... in the Convention Area, including two annexes CM 22-07 (2009) – Interim measure for bottom fishing activities ... on the register and their status 10. Thirty-two encounters with VMEs have been notified in accordance with CM 22 ...

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