Resultados de la búsqueda
-
Patterns and processes in the distribution and dynamics of Antarctic krill
the Southern Ocean lead to the same conclusion. We turn in the next section to an examination of the ... interpretation of krill distributions, reported in the next section. Our conclusion is that, to a first ... analyses to date are those of Weber et al. (1986) discussed in the previous section and shown in Figures ... discussed in the last section, differ markedly from that reported for krill biomass. The variance of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 281–299 : Autor(es): Levin, S.A., A. Morin and T.M. Powell
-
An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
operations for Dissostichus eleginoides off South Georgia were assessed for interactions with seabirds and ... Longlining operations for Dissostichus eleginoides off South Georgia were assessed for interactions with ... Antarctic Marine Living Resources (CCAMLR), seabird interactions with the toothfish fishery were first ... , CCAMLR-designated observers reported extensive interactions of the fishery with seabirds and sea ... season. The aims of the observer included recording seabird mortalities and interactions with ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Autor(es): Ashford, J.R. and J.P. Croxall
-
Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
(iii) recapture and landing of fish. It is noted that issues overlapping all three phases result ... issues related to uneven distribution of tag releases and the consequences for tag-recapture programs ... where measures have been established to ensure these issues are addressed, either through practical ... Convention Area that explicitly address many of the issues that have the potential to cause bias in tag ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Autor(es): Welsford, D.C. and P.E. Ziegler
-
Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies
at the beginning of spring (August/September). From November to May gonads of E. carlsbergi were ... magazine), 26(5): 820-826. (In Russian). EFREMENKO, V.N. 1987a. Types of reproduction areas of the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Autor(es): Sabourenkov, E.N.
-
Additional data on anti-Brucella antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
CCAMLR Sciericc, Vol. 8 (2001): 147-154 ADDITIONAL DATA ... Programme. Animal Production and Health Unit. Seibersdorf, Austria. Foster, G., K.L. Jahans, R.J. Reid ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 147–154 : Autor(es): Blank, O., P. Retamal, P. Abalos and D. Torres
-
A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region incorporating multi-year mark-recapture data
hence a multi-year mark-recapture tagging program was initiated by New Zealand fishing vessels in 2001 ... mark-recapture tagging program was initiated by New Zealand fishing vessels in 2001, and tagging has ... -per-unit- effort (CPUE) indices may be unreliable as indices of abundance (Harley et al., 2001 ... . Everson et al., 2009; Goethel et al., 2014; Hampton and Fournier, 2001; Punt et al., 2000) and occasion ... ). A pilot mark- recapture program was initiated by New Zealand vessels in 2001 and after the ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 39–62 : Autor(es): Mormede, S., A. Dunn and S.M. Hanchet
-
Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses
(Kock, 2001; Pinkerton and Bradford-Grieve, 2014). For a sustainable fisheries management in the ... matter path- ways and trophic interactions within food webs. This is based on the assumption that the ... trophic level (Minagawa and Wada, 1984; Vander Zanden and Rasmussen, 2001; Post, 2002). Recently, the ... . Sergent and M. Duxbury. 2006. Identification of trophic interactions within an estuarine food web ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Autor(es): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*
-
A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
extent, reproduction (e.g. Patchell, 2001, 2002; Livingston and Grimes, 2005). Much of these data were ... or maturing while the fishery takes place (Patchell, 2001, 2002). Since 2002/03, gonads have also ... model, but does not model interactions with ice shelves. Hence, the model currents include sea-ice ... assuming a winter–spring spawn- ing time with a peak in July/August would sug- gest an egg development time ...
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
-
Phytoplankton distribution in the mixed layer: implication to krill abundance
, the results may differ considerably from the reality because physical-biological interactions are ... section. Implementation of one-dimensional Lagrangian model is discussed in section 3. The last section ... Peninsula were used to investigate the level of turbulence in the mixed layer. A section along 57° W ... we have discussed in section 2.2 the diurnal changes in the depth mixed layer is seeming unlikely in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 331–356 : Autor(es): Yamazaki, H. and T.R. Osborn
-
Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
studies (Patchell, 1999; Patchell, 2001; Hanchet and Horn, 2000). Male notothenioids typically have a ... histological section was recorded along with the mean maxi- mum viable oocyte diameter (mean of five largest ... collected in 2009 or 2001 from the north, slope and shelf regions. Within the Ross Sea, sam- ple ... 2006 70 40 12 122 2007 59 3 62 2009 64 64 January 2001 8 8 2004 70 17 87 ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 53–73 : Autor(es): Parker, S.J. and P.J. Grimes