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1. Fishery Report 2016: Exploratory fishery for Dissostichus spp. in Subarea 48.6

   25-02 Observers At least two (2) scientific observers, one of whom shall be appointed ... of research blocks in Subarea 48.6. 2 3. In 2016, the fishery was undertaken by one Japanese and one ... of three vessels, one each from Japan, South Africa and Uruguay, have notified their intention ... stage, as well as collection of otoliths for age determination of the target and most frequently taken ...

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2. Fishery Report 2015: Dissostichus spp. South Sandwich Islands (Subarea 48.4)

   of Dissostichus spp. in any one haul or set, then the fishing vessel must move at least 5 n miles away ... , the USA withdrew from the fishery and the Chilean longline vessel abandoned fishing after one week ... frequently taken by-catch species, as well as collection of toothfish otoliths for age determination ... have been recaptured in Subarea 48.3, indicating some movement between areas. One tagged ...

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3. Fishery Report 2016: Dissostichus spp. South Sandwich Islands (Subarea 48.4)

   in operation for only a few years. Catches are generally small and there is little or no ageing information ... , the USA withdrew from the fishery and the Chilean longline vessel abandoned fishing after one week ... by-catch species, as well as collection of toothfish otoliths for age determination. Length ... recaptured in Subarea 48.3, indicating some movement between areas. One tagged D. eleginoides has also moved ...

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4. Fishery Report: Exploratory fishery for Dissostichus spp. (TOT) in Division 58.4.3b

   was limited to research fishing conducted by one Japanese vessel using longlines only. Environmental ... protection in this fishery is regulated by CMs 22-06, 22-07, 22-08 and 26-01. 4. One Member (Japan; one ... of D. eleginoides have also been reported since 2006 (Table 1). In 2012, one vessel participated in research ... caught in 2010, three fish per tonne in 2008 and 2009, and one fish per tonne between 2004 and 2007 ...

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5. Fishery Report 2017: Champsocephalus gunnari Heard Island (Division 58.5.2)

   and a maximum age of 6 years. Size at first maturity for females is 26.5 cm and for males is 28.5 cm total ... Values Age structure Recruitment age 2 years Plus class accumulation 10 years Oldest age in initial ... structure 11 years Initial population structure Age-class density See Table A1.2 Weight-at-length Weight ... Years to remove initial age structure 12 Year prior to projection 20163 Reference start date ...

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6. Schedule of conservation measures in Force 2014/15

   sh in g in th e C on ve nt io n A re a H ig h se as (s ee p ar ag ra ph ... sh in g in th e C on ve nt io n A re a H ig h se as (s ee p ar ag ra ph ... l-s ca le re se ar ch u ni ts , o r m an ag em en t a re as o pe n to b ot to m fi ... is io ns , s m al l-s ca le re se ar ch u ni ts , o r m an ag em en t a re as o pe ...

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7. Fishery Report 2014: Exploratory fishery for Dissostichus spp. in Division 58.4.3a

   20 1 20. If the by-catch of any one species is equal to, or greater than, 1 tonne in any one haul ... was limited to one French and one Japanese flagged vessel using longlines, both of which conducted research ... fishing in Division 58.4.3a. 5. For 2015, one vessel from France and one from Japan notified ... , as well as collection of otoliths for age determination of the target and most frequently taken by-catch ...

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8. Fishery report: Champsocephalus gunnari South Georgia (Subarea 48.3)

   in one year followed by a zero catch in the second year. There are other differences between the two ... ) Year 2 (2005/06) (tonnes) Yield age 2+ fish only 3 574 2 262 Yield including age 1+ fish 5 935 ... composed of animals of age 3 with some also of ages 2 and 4 (Figure 1). There was no evidence of a major ... , age-1 fish were not included in any calculations by the Working Group this year. 3 ANI 48.3 ...

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9. Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.1

   be simply a differential immature/mature distribution of animals of one stock, as is seen in the Ross Sea ... released alive should be doubled-tagged (i.e. two tags per skate) at a rate of one skate in every five ... caught (previously one fish per tonne), and a limit of 500 fish tagged per vessel applied until the end ... 4. 18. WG-FSA-09/14 Rev. 1 presented an assessment of D. mawsoni in Division 58.4.1 using an age ...

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10. Cephalopods: Trophic modelling of the Ross Sea

    of squid found there, arrow squid (Nototodarus sloani), suggests that the animals live for around one year ... ) although they could also represent more than one spawning time in a year (see Cherel & Weimerskirch 1999 ... to grow with eggs maturing and being released one or two at a time. The numbers of eggs produced ... K and t0 we use two estimates of size at age for Psychroteuthis glacialis. First, we consider the smallest ...

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