Search results
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Estimating optimal observer coverage in the Antarctic krill fishery
-et-al.pdf ... , the interaction of the gear with fish, birds and seals, sampling protocols for krill length, sex and matu- rity ... and interactions with birds and seals. Only 1 813 hauls have been sam- pled for krill biological parameters ... in Table A4. Krill length data from 2001 were excluded, as krill length sampling coverage ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 139–154 : Author(s): Agnew, D.J., P. Grove, T. Peatman, R. Burn and C.T.T. Edwards
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Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea
is correct. File: 11francis-gallagher.pdf ... is usually higher than 10% (Campana, 2001). There was no apparent bias between the two readings of reader ... by the presence of between-reader bias (see Campana, 2001). Both readers obtained similar age estimates ... growth curves with those for other skates from New Zealand (Francis et al., 2001), the Falkland Islands ... . CCAMLR, Hobart, Australia: 33 pp. Campana, S.E. 2001. Accuracy, precision and qual- ity control in age ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 211–220 : Author(s): Francis, M.P. and M.J. Gallagher
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Towards the development of a management plan for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3
: 05agnew-etal.pdf ... stocks and which may or may not be predictable. The possibility of major ecosystem interactions ... by the uncertainties in M associated with ecosystem interactions at South Georgia (Figure 1). The various sources ... that krill is particularly scarce. As more information is acquired about the dynamic interactions in Figure ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 63–77 : Author(s): Agnew, D.J., I. Everson, G.P. Kirkwood and G.B. Parkes
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Assessment of krill flux factors in waters of South Orkney Islands during summer 1996
) was located in the zone of interaction between waters of the Antarctic Circumpolar Current (ACC ... million tonnes. File: 14kasatkina-etal.pdf ... of interaction between waters of the Antarctic Circumpolar Current (ACC) and the Weddell Sea. The study area ... in Subarea 48.2. The study area (S0 X 240 n miles) was located in the zone of interaction between waters ... (ACC) and the Weddell Sea interact and have a fundamental impact on the overall pattern of krill flux ... . located in the zone of interaction between waters of the ACC and the Weddell Sea in the Secondary ... by interactions of the southern branch of the ACC and Weddell Sea currents (Figure 2). The southern branch ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 195–204 : Author(s): Kasatkina, S.M., V.N. Shnar, M.I. Polischuk, A.M. Abramov and V.A. Sushin
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Soviet proposals for a program of ecosystem monitoring in the Commonwealth Sea and Prydz Bay
-ordinated and supervised by the CCAMLR Scientific Committee. File: 19-USSR.pdf ... , as well as of functional interactions between them; investigation of the effects of environmental ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 355-362 : Author(s): USSR
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Marine debris and fishing gear associated with seabirds at sub-Antarctic Marion island, 1996/97 and 1997/98: in relation to longline fishing activity
and a southern giant petrel adult) were found to contain ingested fishing gear. File: 07nel-nel.pdf ... ranges, as well as the level of interaction between these species and sources of marine debris (e.g ... . unregulated fishing vessels). The interaction of procellariiformes with longline fishing vessels has been ... operations, this interaction was almost certainly with the toothfish vessels operating around Marion Island ... , P.S. Rubilar and C.A. Moreno. 1995. Seabird interaction with longlining operations ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 85–96 : Author(s): Nel, D.C. and J.L. Nel
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Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia
the given harvest control rule to set a two-year total allowable catch (TAC). One issue is the accurate ... -al.pdf ... to set a two-year total allowable catch (TAC). One issue is the accurate identification of age cohorts ... issue is the accurate identification of age cohorts from the survey data. In this paper a length-based ... when there are issues separating cohorts that have different birthdays: in an age-structured ... in certain regions, this approach was not considered viable. Given these data availability issues ... for moving to a length- based framework was to avoid the issues with the identification of known-age cohorts ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Author(s): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew
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Attribtuion of acoustic echoes to squid in the south Atlantic
that were caught. File: 15goss-etal.pdf ... , A.F., P.N. Trathan, C. Yau and P.G. Rodhouse. 1997. Interactions between oceanography, ecology ... : satellite-tracked predators locate pelagic trophic interactions. Mar. Ecol. Prog. Ser., 136: 37-50. Roe ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 259–271 : Author(s): Goss, C., P. Rodhouse, J.L. Watkins and A.S. Brierley
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Distribution of mackerel icefish (Champsocephalus gunnari) (Channichthyidae) around South Georgia at various stages of its life cycle
in the depth distribution of C. gunnari relate both to fish length and season. File: 04frolkina.pdf ... 04 frolkina PROOF for pdf.indd CCAMLR Science, Vol ... in the Shag Rocks area (Frolkina, 2001). The eastern group differs signifi cantly from the western group ... , 2001). For reasons as yet unknown, this could be linked to an absence of fi sh migration from ... of C. gunnari varied with growth and increasing body weight. After hatching in August–September to January ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 49–69 : Author(s): Frolkina, Zh.A
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Low genetic diversity in the Antarctic toothfish (Dissostichus mawsoni) observed with mitochondrial and intron DNA markers
and no significant genetic differentiation among sea areas. File: 03smith-gaffney.pdf ... Sampling of D. mawsoni During summer 2001, tissue samples were col- lected from three CCAMLR areas ... of the control region, which is highly variable in some fi shes (Ishikawa et al., 2001), and a 709 bp fragment ... were tagged during the 2001, 2002 and 2003 seasons; the Table 2: Genotype frequencies at the CK6 ... relatively short distances between 5 and 73 km over 3 to 695 days (Hanchet et al., 2001; Sullivan et al ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 43–51 : Author(s): Smith, P.J. and P.M. Gaffney