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1. Length-at-age in juvenile Patagonian toothfish (Dissostichus eleginoides)

   , it has been demonstrated (Ashford et al., 2001) that, over the lifespan of the fi sh, age estimates ... for readers estimating age (Ashford, 2001). However, although the nucleus and annuli are easily ... (2001). The left or right otolith from sampled fi sh was randomly selected, baked and ground using ... was diffi cult, so these were mounted in epoxy using square moulds, before being ground individually ... estimated to be from fish 1+ or 2+ years old, with mean total lengths of 32.5 cm and 41.3 cm respectively ... density was distinctly polymodal, to see whether ages estimated by reading otoliths were congruent with ... the length modes observed. Length densities by age were compared graphically with the overall length ... density observed. Additionally, ages were predicted for each fish based on length, and compared with ages ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 1–10 : Author(s): Ashford, J., C. Jones, S. Bobko and I. Everson

2. WG-EMM-2019

   areas of spatial mixing of two stocks of humpback whales, a krill predator, in the Indo-Pacific region ...

   Meeting

3. e-cc-viii.pdf

   ... of these incidents were being prepared for publication and that 90 kilograms of debris of human origin had been ... and might indicate that there is substantial incidental mortality which is not being reported. 24 ... that, in cooperation with Australia, procedures had been developed and were being used on a trial basis to minimise ... and received confirmation of its understanding that gill nets currently are not being used nor ... comply with the provisions of the Annex. Future Work 36. It was agreed that this item should be ... chafers and specifying that codends should be of diamond-shaped mesh with twine no thicker than 4.5 mm ... agreed that Dr Powell be re-appointed as executive Secretary from 1 July 1990 under the terms and ... these items. In this regard, it was noted that while the country of origin could be determined in some application/pdf attached to:CCAMLR-VIII

   Meeting Report : CCAMLR-VIII

4. Progress report on the research longline fishery of Dissostichus spp. in Subarea 48.6 being jointly undertaken by Japan and South Africa: 2012/13

   48.6 being jointly undertaken by Japan and South Africa: 2012/13 Approval:  Approved ... Progress report on the research longline fishery of Dissostichus spp. in Subarea 48.6 being jointly ...

   Meeting Document : WG-SAM-13/05 : Author(s): R. Leslie (South Africa), K. Taki, T. Ichii (Japan) and S. Somhlaba (South Africa)

5. ABUNDANCE AND BIOLOGICAL INFORMATION ON TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2007/08 SEASON

   for the Division was estimated to be 11.0 indiv. / 1,000 hooks and 108.8 kg / 1,000 hooks. With the ... this survey suggest the recovery of the stock since 2000/01. Author(s):  K. Taki, T. Ichii, M. Kiyota ...

   Meeting Document : WG-SAM-09/10 : Author(s): K. Taki, T. Ichii, M. Kiyota and S. Kawahara (Japan)

6. Discrimination of two species of grenadier (Gadiformes, Macrouridae), Macrourus whitsoni and M. caml, in the Ross Sea region of the Southern Ocean (CCAMLR Subareas 88.1 and 88.2) on the basis of otolith morphometrics

   provides some evidence that they could be separate stocks in the two CCAMLR Subareas. Author(s):  M.H ... used to test whether the otoliths of the two species can be discriminated. Samples of both species of ... in α for M. whitsoni between subareas 88.1 and 88.2 [t (218) = 4.20, p < 0.001 ***], which ...

   Meeting Document : WG-FSA-14/63 : Author(s): M.H. Pinkerton, C. Ó Maolagáin, J. Forman and P. Marriott (New Zealand)

7. e-sc-ii.pdf

   ... D. Sahrhage (Federal Republic of Germany) from 30 August to 8 September 1983. 2. Representatives from ... , it was agreed that it was essential that data being routinely collected should be capable of being used ... and related species. 58. It was noted that some aspects of this discussion were already being considered ... . They should be distributed to members for use in the 1983/84 season, with the request that they be ... whose costs would be paid by the Commission. It was suggested that working groups dealing with target ... relevant matters of procedure that arose between the two organisations should be dealt with by direct ... question of the status of the Report of the informal group that had been circulated with last year’s application/pdf attached to:SC-CAMLR-II

   Meeting Report : SC-CAMLR-II

8. Update of the integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands (Division 58.5.2)

   the updated assessment, the long-term yield that satisfies the CCAMLR decision rules is 2 730 t ... consequence of using a higher M in the integrated assessment was a reduction in the estimate of B 0 with a ... increase in R 0 was 23.5%. For the updated assessment with M set to 0.155 the corresponding percentage ... to a lesser degree, the longline fishery catch relatively few fish that are at an age to begin ...

   Meeting Document : WG-FSA-11/24 : Author(s): S.G. Candy and D.C. Welsford (Australia)

9. Fatty acid and stable isotope analyses to infer diet of Antarctic toothfish caught in the southern Ross Sea

   of prey but being primarily fish-eating piscivorous (Fenaughty et al., 2003; Pinkerton et al., 2010 ... , 2001; Post, 2002). Therefore, using a combination of FA profiles (diet composition) and stable ... tissues for isotope analysis was car- ried out in a mixed solution of methanol, chloro- form and water ... . Rasmussen. 2001. Variation in δ15N and δ13C trophic fractiona- tion: implications for aquatic food web ... evidence that a combination of these two techniques can delineate the main prey items of Antarctic ... were higher than those of P. antarcticum, P. barsukovi and T. loennbergii, indicating a higher trophic ... . hunteri) suggested that they occupy the same trophic position. Overall results of this survey are ... consistent with the frequency and percentage occurrence of prey in Antarctic toothfish stomachs. Further ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 21–36 : Author(s): Jo, H.-S., I. Yeon, C. Lim, S.M. Hanchet, D.-W. Lee and C.-K. Kang

10. ANNUAL CHANGES IN SPECIES COMPOSITION AND ABUNDANCE OF BY-CATCH FISH COLLECTED BY JAPANESE KRILL SCIENTIFIC OBSERVERS IN THE NORTH OF SOUTH GEORGIA (CCAMLR SUBAREA 48.3), DURING AUSTRAL WINTER FROM 2002 TO 2008

    . larseni from larvae to adults were found, suggesting that these species may have their nursery ground ... around South Georgia. The length frequency distribution of C. gunnari varied with years and may indicate ... that the individuals probably migrated from the population in northern warmer areas. Since the ... Antarctic Ocean. Author(s):  T. Iwami, K. Taki and M. Kiyota (Japan) Title:  ANNUAL CHANGES IN SPECIES ...

    Meeting Document : WG-EMM-11/40 : Author(s): T. Iwami, K. Taki and M. Kiyota (Japan)

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