Search results
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A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region incorporating multi-year mark-recapture data
known circulation and hydrography (Rickard et al., 2010) suggest that for management purposes the RSR ... 1 939 251 2 251 2 700 2009 135 1 904 393 2 432 2 700 2010 328 2 171 370 2 869 2 850 2011 483 2 054 ... of tagged fish from 2005, 2009, 2010, 2011 and particularly 2012 suggested that very low biomass levels ... , as in earlier years smaller fish were tagged prefer- entially, but since 2010 fish have to be randomly tagged ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 39–62 : Author(s): Mormede, S., A. Dunn and S.M. Hanchet
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Quantifying vessel performance in the CCAMLR tagging program: spatially and temporally controlled measures of tag-detection rates
(Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–G for the years 2002–03 to 2010–11. Document WG-FSA-11/43 ... for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the years 1997–98 to 2010–11. Document WG ... for the years 2000–01 to 2010–11. Document WG-FSA-11/46. CCAMLR, Hobart, Australia: 32 pp. Year of release ... 2010 2011 D is ta nc e (k m ) 120 80 40 0 Figure 1: Distribution of distances ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 73–80 : Author(s): Mormede, S. and A. Dunn
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An overview of Southern Ocean zooplankton data: abundance, biomass, feeding and functional relationships (submitted to the 2008 Joint CCAMLR-IWC Workshop)
). Others emphasise greatly reduced food intake of post- larvae (Quetin and Ross, 1991; Meyer et al., 2010 ... Georgia, they can act as an alternative prey for macaroni penguins (Waluda et al., 2010). Themisto ... al., 1999; Froneman et al., 1998, 2002; Kruse et al., 2010a, 2010b). Estimating zooplankton ... al. (2000), with a summary of conversions for modellers provided by Frangoulis et al. (2010 ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 171–218 : Author(s): A. Atkinson, P. Ward, B.P.V. Hunt, E.A. Pakhomov and G.W. Hosie
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A review of the diet and at-sea distribution of penguins breeding within the CAMLR Convention Area (submitted to the 2008 Joint CCAMLR-IWC Workshop)
of uncertainty (Parnell et al., 2010). Nevertheless, if prey types have strongly overlap- ping isotopic niches ... likelihood of detecting birds with distance from the observer (Thomas et al., 2010). Birds ... et al., 2009; Thiebot and Pinaud, 2010) but fix accuracy never rivals those of PTT or GPS tags ... in the past five years (Ballard et al., 2010; Bost et al., 2009; Dunn et al., 2011; Thiebot et al., 2011a ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 75–114 : Author(s): Ratcliffe, N. and P. Trathan
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Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)
%, n = 17 SeaWiFS 9 September 1997 to December 2010 chlorophyll-a 40%, n = 1515 MODIS Aqua 4 and 9 May ... distributions. Wright et al. (2010) used analysis of HPLC pig- ments to describe the phytoplankton community ... ), and (e) the Plankton Types Ocean Model/Dynamic Green Ocean Model (PlankTOM/ DGOM) (Vogt et al., 2010). Model output ... the Southern Ocean response to westerly wind variability (e.g. Boning et al., 2008; Sallee et al., 2010 ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Author(s): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear
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Length-based assessments revisited – why stock status and fishing mortality of long-lived species such as toothfish cannot be inferred from length-frequency data alone
, 2010, paragraph 5.7). However, robust advice on catch limits according to CCAMLR decision rules has ... , 2010, paragraph 5.5). Age- ing of otoliths and a concerted effort to use the data CCAMLR Science, Vol ... in fishing operations with varying vessels, gear types and fishing locations (SC-CAMLR, 2010, paragraph 5.6 ... 5, Appendix O. CCAMLR, Hobart, Australia. SC-CAMLR. 2010. Report of the Working Group on Fish Stock ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Author(s): Ziegler, P.E., D.C. Welsford and A.J. Constable
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Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
., 2007; Reid et al., 2010). The objective of this study is to examine the effects of different ... research surveys (e.g. Van Cise, 2011) during 1992 to 2010 is supplied as a recruitment vector input ... 0.125 0.690 0.046 2010 0.154 n/a 0.649 0.000 Table 2: Pearson correlation coefficients among ... an order of magni- tude from 1992 to 2010 (Kinzey et al., 2011), so a high-abundance year with 20 ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Author(s): Kinzey, D., G. Watters and C.S. Reiss
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
% selectivity (a50 = 5.5 years) is introduced after three years (i.e. in 2010) to examine the MP performance ... at 7.5 years from 2010. Note that a change in selectivity confounds the rela- tionship between ... from 2010 a50 = 7.5 The age at 50% selectivity is increased to 7.5 years from 2010 h = 0.6 Stock ... and that in two years time (i.e. from 2010) no further cetacean depredation occurs. Figure 6 shows ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Author(s): Brandão, A. and D.S. Butterworth
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Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region
in each year (Parker and Grimes, 2010). Table 1: Timing of the population processes and associated ... depth, based on the median depth of each cell as calculated from GEBCO one min- ute grid (BODC, 2010 ... et al., 2010) • proportion of potential habitat in each cell defined as the proportion of cell area ... 9 202 1 990 49 2010 2 872 29 668 15 876 2 873 182 2011 2 931 * * * * * Age-based data for 2011 were ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Author(s): Mormede, S., A. Dunn, S. Hanchet and S. Parker
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
; Smith et al., 2007; Pinkerton et al., 2010). An understanding of the life history and produc- tivity ... ranged from 0.8 to 2.0 cm SL and age group 1 fish were 3.6–5.3 cm SL. La Mesa et al. (2010) under- took ... , M. Vacchi and M. Azzali. 2010. Influence of environmental conditions on spatial distribution and abundance ... , M.H., J.M. BradfordGrieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 75–86 : Author(s): Sutton, C.P. and P.L. Horn