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

   the years from 1997 to 2008 and 2013, sufficient numbers of fish had been aged to calculate year ... 20% of the pre-exploitation median spawning biomass in any one year, for each year over a 35-year ... 15 15 80 0 10 10 50 1 4 5 2008 150 0 37 37 80 0 20 20 50 2 18 21 2009 150 0 53 53 80 0 27 27 50 9 ... . Parameter Number Starting valuesa Prior Lower bound Upper bound SSB0 1 90 000 uniform 30 000 ...

   Document : Site Section: Publications

2. e-sc-iv.pdf

   ... at both South Georgia and Kerguelen one or two seasons of relatively high catches had been ... level of some recent years), on the total annual catches in each of these two sub-areas; 16 (d ... dominated by a single year-class. This, as noted last year, makes the fishery vulnerable to years of low ... juveniles, up to about 4 or 5 years of age, are distributed in the coastal areas, protection of these fish application/pdf attached to:SC-CAMLR-IV

   Meeting Report : SC-CAMLR-IV

3. Preliminary report of sound-speed contrast and density of krill measured on board RV Kaiyo Maru

   , morphology, orientation, and material properties of krill are required. There are two important material ... properties: one is the ratio of the density of the animals to that of the surrounding water (density contrast ... ) and the other is the ratio of the sound speed in animal to that in the surrounding water (sound-speed ... 25.1mm and 48.6mm were 1.0442 and 1.0348, respectively. Author(s):  Y. Takao, H. Yasuma, R. Matsukura and ...

   Meeting Document : WG-EMM-05/36 : Autor(es): Y. Takao, H. Yasuma, R. Matsukura and M. Naganobu (Japan)

4. Fishing and conservation in southern waters

   . The former Soviet Union has been the most important fishing nation, taking 80-90 % of the entire catch ... with the 1970's and 1980's, when most fisheries were subsidized, economic considerations and ... the 1990's. Author(s):  Delegation of Germany Title:  Fishing and conservation in southern waters ... and the Kerguelen Islands. After 15 years of exploitation, most fish stocks have been heavily depleted ...

   Meeting Document : SC-CAMLR-XII/BG/11 : Autor(es): Delegation of Germany

5. Fishing intensity of the Soviet fleet in krill fisheries in the southern Atlantic (Subareas 48.2 and 48.3)

   300000 Years Subarea 48.3 Years C at ch (t on ne s) 19 86 /8 7 19 88 /8 9 19 90 /9 1 19 92 ... greatest recorded fi shing intensity. During the two most recent decades, such years occurred in the 1987 ... 90 /9 1 92 /9 3 94 /9 5 96 /9 7 98 /9 9 Years C at ch ( to nn es ) Subarea 48.1 0 ... 20-year fi shing history, the precautionary catch limit had never been approached. Furthermore, the ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 15–35 : Autor(es): Kasatkina, S.M. and V.F. Ivanova

6. Direct ageing of Antarctic krill (Euphausia superba) – potential utility of eyestalk sections for age determination

   performed. First, longitudinal sections of the eyestalk from known age krill (2+ and 3+ years old) were ... seasons.  Marks consistent with annuli observed in laboratory raised krill were observed. Length at age ... ) and fall on the line for two and three year old krill. If validated, the technique should allow the ... Antarctic Division and examined using the methods outlined in (Kilada et al. 2012). Two analyses are ...

   Meeting Document : WG-EMM-15/45 : Autor(es): C. Reiss (USA), R. Kilada (Canada) and S. Kawaguchi (Australia)

7. Is current management of the Antarctic krill fishery in the Atlantic sector of the Southern Ocean precautionary?

   conservatively estimated subarea biomass in up to 20% of years due to high variability in krill biomass indices ... recent years. This suggests that fishing at the trigger level would be equivalent to a long-term ... 1991, is 0.62 million tonnes year –1, equivalent to ~1% of the regional biomass estimated in 2000. Each ... subarea has also had its own catch limit, between 0.093 and 0.279 million tonnes year –1, since 2009 ... catch limits exceed 9.3% of conservatively estimated subarea biomass in up to 20% of years due to high ... biomass (i.e. the total weight of reproductively mature individuals) after 20 years of fishing should ... stock biomass falling below 75% and 20% of the reference level) and one of the ‘acceptable limits’ on ... of 32 years for the sector 10°E to 90°W (Atkinson et al., 2014). It is unclear how the observed ...

   Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 31–51 : Autor(es): Hill, S.L., A. Atkinson, C. Darby, S. Fielding, B.A. Krafft, O.R. Godø, G. Skaret, P.N. Trathan and J.L. Watkins

8. e-sc-iv-a4.pdf

   ... -classes present in 1970 (about 30–40,000 tons), and those caught in later years (about 5,000 tons). A ... /Kerguelen FRA: 80–85 Shelf 81–82 Skiff B. Pseudochaenichthy s georgianus /So. Georgia ... (30–86) 1cm (6–51) 2cm (14–62) 2cm (12–80) 1cm (12–68) FRG 1cm (34–73) 1cm ... uncertainties. 7. Problems were also met in respect of both age and length data. Examination of age-length application/pdf attached to:WG-FSA-85

   Meeting Report : WG-FSA-85

9. On the power to detect changes using the standard methods for monitoring parameters of predatory species

   ~--------------------------------------------~ 120 -t/l ... ::J 100 0 .s=. - :c I- 80 CJ Z W ...J a. 60 a: I I- 40 20 ... next year. Thus, each sample of birds is said to be "nested" within years when two or more years are ... to distinguish between the mean values of parameters obtained in two or more years. We may also ... from the study by Trivelpiece et al. (1989) at Admiralty Bay, King George Island (62°10'S, 58°30'W ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Autor(es): Boveng, P. and J.L. Bengtson

10. WG-SAM-09

    HEARD AND MCDONALD ISLANDS USING CATCH-AT-AGE DATA AND TWO YEARS OF SURVEY ABUNDANCE-AT-AGE DATA S.G ... (s):  Monday, 29 June 2009 to Friday, 3 July 2009 Submissions Due:  Monday, 15 June 2009 Meeting ... & b BY SHINSEI MARU NO. 3 IN 2007/08 SEASON K. Taki, T. Ichii, M. Kiyota and S. Kawahara (Japan) WG ... SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES J. McKinlay, C. Southwell and R. Trebilco (Australia) WG ...

    Meeting

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