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1. Using ecosystem monitoring data to detect impacts

   within a few years of its onset, but a fixed reference point method could have provided this sustained ... if at ≤ acrit in two or more years of a four-year refer- ence period. Summary of methods: anomalies ... ‘trend’, a linear change to these parameters over the 20-year simulation period. Shift Trend Pcrit ... 10 years 15 years all years 0.05 0.1 0.25 0.0 0.2 0.4 0.6 0.8 1.0 10th percentile Year 1984 ... years 10 years 15 years all years 0.05 0.1 0.25 0.0 0.2 0.4 0.6 0.8 1.0 10th percentile Year ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Autor(es): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda

2. A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

   70°S from December to May for all years and all vessels. Month G S I ( % ) 0 5 10 15 20 25 ... ) and a research trip was carried out into Subarea 88.3 (Patchell, 2005). Over the past 10 years ... several attempts at develop- ing a life cycle for D. mawsoni. Yukhov (1982) drew together unpublished and ... small 20' latitude by 20' longitude cell was calculated. These median lengths were then grouped into ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Autor(es): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams

3. Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia

   allows simulation of releases by box over multiple years. The model performed as expected with test ... of toothfish typically move only 20–30 km each year (Marlow et al., 2003). This paper investigates ... 250000 est. population (n) fis hi ng e ff or t (1 00 0 ho ok s) 0 10 20 30 40 50 60 70 ... 10 20 30 40 50 60 70 80 90 0 50000 100000 150000 200000 250000 est. population (n) pr oj ... 40 20 0 90 80 70 60 50 40 30 20 10 0 0 50000 100000 150000 200000 250000 ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Autor(es): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark

4. Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach

   established. Data from the CCAMLR Convention Area suggest that M. hyadesi may live for two years, but this may ... Convention Area suggest that M. hyadesi may live for two years, but this may vary. In coinmon with other ... increased in recent years (Josupeit, 1995), operators of distant-water fleets in the region have become ... falls between one and two years as this infers that the spawning season would alternate between ... generations. Date of Drift 17/18 June 18/19 June 19/20 June 20/21 June 21 /22 June 22/23 June 23/24 ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 125–139 : Autor(es): Rodhouse, P.G

5. Some principles for fisheries regulation from an ecosystem perspective

   objectives are being met to be assessed. The advantages of using a feedback method of regulation are ... quantities which can be robustly estimated, thus allowing the degree to which objectives are being met to ... by consensus (Rule 3 of the Scientific Committee rules of procedure, and Article XII of the ... , there is difficulty of interpreting article 11 paragraphs 3b and 3c unless, following Edwards and ... by experiment could be of the order of hundreds of years (de la Mare, 1986a). In practice, it is ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 323-339 : Autor(es): de la Mare, W.K.

6. Distribution characteristics of krill aggregations in the fishing ground off Coronation Island in the 1989/90 season

   /green liver 15 - dark-green/green liver 65 20 40 60 1:30 10 19.12.89 - 7.0I.90r. time ... \~. P . • . • . • 20 30 • • t • , "' ... I' 50 t I· ... ··"· ", • . 0 . 01 . . I ... WG-KRILL-90/20 DISTRIBUTION CHARACTERISTICS OF KRILL ... -east (500 1O'S to 59° 30'S and 43°30'W to 44°W) and south-west (Figure 1). In the daytime, krill was ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Autor(es): Kasatkina, S.M. and V.I. Latogursky

7. Refinements to the strategy for managing depleted fish stocks based on CCAMLR objectives

   been put into effect the target years for recovery become fixed at 20 and 30 years after the procedure ... terms). SIR CV Current PL•20 > 0.95 PONAI.20 = 0.5 PGNAI.30~0.95 Stock at Stock 30 years Lower ... 20 ou 30 annees it venir. Ces mortalites par peche sont fondees sur des descriptions probabilistes ... conduit pas forcement it un repeuplement du stock en 20 ou 30 ans, et que, par consequent, les stocks ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 467–475 : Autor(es): de la Mare, W.K. and A. Constable

8. Assessment and tag program adaption methods for exploratory fisheries in the CAMLR Convention Area: an example application for Division 58.4.3a

   abundance estimator, is defined whereby catch limits and tagging rates can be adjusted together to define ... tagging levels that will produce an expected abundance estimate in the following year of a given precision ... given year or years. No dispersion terms were estimated for the recapture event for obvious reasons ... ), not its status relative to 20% of K in the final year of projection. One might then expect that ... defined whereby catch limits and tagging rates can be adjusted together to define tagging levels that ... not both, abundance and reproductive potential (r and K together), likelihood profiles from estab ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 101–113 : Autor(es): Hillary, R.M

9. Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments

   la bl e nu m be rs (m ill io ns ) 1998 1999 2000 2001 Year 0 10 20 30 40 50 Pr ed ic ... te d nu m be rs (m illi on s) 1998 1999 2000 2001 Year 50 40 30 20 10 0 P re di ct ... 00 30 00 40 00 40 00 30 00 30 00 20 00 10 00 50 0 M A R IO N /P . E D W A R D CR O ZE ... 22 10 7 20 4 30 6 Fi sh in g gr ou nd C 23 7 50 51 0 18 7 39 13 9 25 Pl at ea u ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Autor(es): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb

10. A hybrid approach to acoustic classification and length estimation of krill

    animal measurement. For small school- ing organisms, such as euphausiids, this criterion is seldom met ... estimated confi dently in the interval (amin – amax) where 100|δ| < 20%, for a given dΔ. The mean length ... highly ‘tuned’ (error < 20%) to measur- ing sizes within the class from a = 1.6 to 6.0 mm. If N ... ) = binomial coeffi cient). These estimates can be com- bined and estimation of the mean animal size that ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 33–58 : Autor(es): Azzali, M., I. Leonori and G. Lanciani

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