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1. Precautionary spatial protection to facilitate the scientific study of habitats and communities under ice shelves in the context of recent, rapid, regional climate change

   the loss of existing marine habitats and to the creation of new habitats, with consequent changes in ... - ed to be felt across the Antarctic as the ozone hole heals, with a predicted warming of about 3°C ... of the George VI ice shelf (67.840°W 71.692°S) which lost ~993 km2 over a number of years between ... closed some 23 years later. No com- mercial catch has ever been conducted east of the Antarctic ... will lead to the loss of existing marine habitats and to the creation of new habitats, with consequent ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 139–151 : Autor(es): Trathan, P.N., S.M. Grant, V. Siegel and K.-H. Kock

2. 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 ... over multiple years. The model performed as expected with test situations. It produced a near-perfect ... whole of the fishing area in recent years (SC-CAMLR, 2004), but in the early years there was a ... ge or gi a Position of recapture of tags released in that and earlier years 40 W 43 3 0' W ... years (with zero mortality), and examining the results after this time to see if the test slope ...

   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

3. Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations

   of each method of sampling krill, i.e. with nets (for historical time series, demographic information ... with sea-ice and diet. Whether this reflects ‘subpopulations’ with regionally specific life cycles is ... the southwest (SW) Atlan- tic sector with 75% of the population in the 0–90°W sector (Marr, 1962 ... in turn may promote a krill biomass increase 1–2 years later (Pakhomov, 2000). Multi-decadal ... occurred year- round throughout Antarctica, and regularly with an estimated ~20% of the stock deeper than ... Atlantic sector. However, around Prydz Bay (Indian sector) Pakhomov (2000) found that 3–4-year cycles ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Autor(es): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)

4. Age, growth and mortality of Patagonian toothfish (Dissostichus eleginoides) caught off Kerguelen

   estimated to be –0.6 years and residual variance 2.9. Age distributions of toothfish caught by two vessels ... showed discrepancies due to gear-specific catchability, or differences in the available population with ... trawlers and longliners at Kerguelen, and longevity was estimated to be 36 years. Total instantaneous ... and between years. Differences in q between the two vessels, as well as availability with depth ... was 36 years. 2. Total mortality (Z) was estimated to be between 0.09 and 0.12. 3. Age-at-length ... . Chapman, D.G. and D.S. Robson. 1960. The analysis of a catch curve. Biometrics, 16 (3): 354–368. Everson ... for the age data was estimated to be –0.6 years and residual variance 2.9. Age distributions of ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 29–41 : Autor(es): Ashford, J., G. Duhamel, C. Jones and S. Bobko

5. Breeding numbers and success of Eudyptes penguins at Marion Island, and the influence of mass and time of arrival of adults

   penguins (Eudyptes chrysolophus) over 26 years, as there was also for eastern rockhopper (E. chrysocome ... filholi) over 22 years, suggesting that overwintering conditions may influence the proportions of birds ... -scale environmental phenomena. For macaroni penguins, breeding success was significantly correlated with ... with that of females. Although both species had low masses on arrival after the El Niño Southern ... (Eudyptes chrysolophus) over 26 years, as there was also for eastern rockhopper (E. chrysocome filholi ... season, means are shown with standard deviations and ranges. M as s (k g) 7 6 5 4 3 7 6 5 4 ... with standard deviations and ranges. 19 94 /9 5 (a) M as s (k g) 3 2 1 5 4 3 2 4.5 3.5 ... three days later compared to three other years (Williams and Croxall, 1991). At Marion Island, the ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 175–190 : Autor(es): Crawford, R.J.M., B.M. Dyer, J. Cooper and L.G. Underhill

6. The use of patent databases to predict trends in the krill fishery

   / Description:  The fishery for Antarctic krill (Euphausia superba) caught 210 000 tonnes in 2009/10 with ... ) there was an increasing trend in the later years for non-traditional fishing nations to be involved ... (v) There was an increasing trend in the later years for patents directed at using krill for medical ... country, with Japanese compa- nies lodging 49% of the total patents, and compa- nies from the USA lodging ... (Nicol et al., 2011). CCAMLR aims to manage the krill fishery in line with its precaution- ary and ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 135–144 : Autor(es): Foster, J., S. Nicol and S. Kawaguchi

7. A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship in Subarea 48.3

   . Toothfish were kept in tanks with seawater replacement for at least 12 hours after tagging. On one vessel ... , fish with a variety of injuries were selected to see if this affected recovery. In the final analysis ... , 396 animals were included, with an overall survivorship of 90%. Smaller animals and animals in better ... several years, with some fish surviving several cycles of capture and recapture suggesting high ability ... carried out on eight different vessels fishing in Subarea 48.3. Toothfish were kept in tanks with ... seawater replacement for at least 12 hours after tagging. On one vessel, fish with a variety of injuries ... were selected to see if this affected recovery. In the final analysis, 396 animals were included, with ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 279–289 : Autor(es): Agnew, D.J., J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones, G. Breedt, S. Du Plessis, J. Van Heerdon and G. Moreno

8. Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ground of Subarea 48.1 during the 1990/91 austral summer

   from 18 January to 3 February 1991. Distinct offshore-inshore heterogeneities in abundance and maturity ... been lower than expected until early February 1991. As for maturity stages of krill, spawning krill ... with a low 3.7 g/m 2 (163000 tonnes) in the oceanic zone. Gravid females were nearly absent in the ... and 30 mm correspond approximately to ages 3+ and 1 + years respectively. The 49 mm length mode is ... approximately less than half of that three years ago (149 g/m2 in 3 February 1991 vs 342 g/m2 in 21 January ... 1988). Later in this season (late February to early March) krill biomass in the Elephant Island region ... the upwelling deep water may assist upward movement of early larval stage kriU (Marr, 1962) and that ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 183–199 : Autor(es): Ichii, T., H. Ishii and M. Naganobu

9. By-catch, growth and feeding of Antarctic juvenile fish taken in krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992

   . Vertical and temporal distribution and early life history relevant to monitoring year-class strength and ... , IIOJIYYeHHbIM C BeAYUHX npoMbIcen Kpanrr yKpauacKux c y ~ o s 3a nepuon M&-asryc~ 1992 r., o6wee ~ 3 ~ ~ u e ... C. gunnari u N. larseni B p e 3 y n b ~ a ~ e npunosa oqeHusaeTclr cooTseTcrBeHHo B 34,3 4 8,O r ... 1) using a modified version of the commercial midwater trawl 74/600 with a mouth area =400 rn2 and ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 129–142 : Autor(es): Pakhomov, E.A. and S.A. Pankratov

10. An assessment of toothfish in Subarea 48.3 using CASAL

    pattern, with no strong or weak cohorts moving through the data – espe- cially not in the later years ... measurements of the catch weighted by catch size. In the early years (1985–1995) only fleet-based ... (n = 329, maxi- mum time at liberty = 5.5 years). The probability of both tags being lost was ... fishing in different years with different selec- tivities. However, for each fleet, the selectivities- at ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 65–95 : Autor(es): Hillary, R.M., G.P. Kirkwood and D.J. Agnew

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