Search results
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Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ground of Subarea 48.1 during the 1990/91 austral summer
the mean were calculated from: CL(di) = ± t (Ni -1,0.05)~Var(di) where di = mean density for i-th zone ... of the biomass were given by: Var(Bi) = A/Var(di), CL(Bi) = ± t(Ni -1,0.05)~Var(Bi) 188 where Bi ... % decline in the number of penguins occupying nests compared to last season, and longer feeding trips ... (Marr, 1962) and that the higher phytoplankton concentration may provide a better feeding environment ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 183–199 : Author(s): Ichii, T., H. Ishii and M. Naganobu
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CCAMLR ecosystem monitoring and management: future work
of the Antarctic marine ecosystem mostly comprise: (i) statistical models of the dis- tribution and abundance ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Author(s): Constable, A.J
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Distribution characteristics of krill aggregations in the fishing ground off Coronation Island in the 1989/90 season
the temperature gradient of the thermocline which improves conditions for phytoplankton (Latogursky et al., 1972 ... . It is known that a deterioration of feeding conditions leads to krill being scattered (Latogursky, 1972 ... 6ecno3BoHollHbIX. IIMaTepl-laJIbI IIepBoro BcecoI03Horo cI-IMno3I-1YMa. EOpOK, 1972: 72-79. JIaTorypCKHH:, B.H ... . T. 42. KaJII-IHI-IHrpa.ll, 1972: 126-132. Ou,eHKa xapaKTepI-ICTI-IK pacnpe.lleJIeHI-ISI ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Author(s): Kasatkina, S.M. and V.I. Latogursky
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Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias
) to undertake a foraging trip of around 17 days duration (Emmerson et al., 2003). Non-breeders and failed ... undertakes a short foraging trip. During this guard phase, many non-breeding birds return to breeding sites ... Eastern Antarctica. In that work, site-specific adjustment factors are deter- mined by appropriately ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Author(s): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery
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Distribution and relative abundance of Antarctic toothfish (Dissostichus mawsoni) on the Ross Sea shelf
that they are likely to be dis- persed throughout much of the Ross Sea shelf, albeit in low numbers, extending ... for helpful dis- cussions and input into this paper. This project was funded by the New Zealand Ministry ... , the word ‘season’ refers to the period from December to May, the months of fish- ing in the middle ... covering the eastern Ross Sea. These subareas are further divided into SSRUs for the purposes of finer ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 33–51 : Author(s): Hanchet, S.M., S. Mormede and A. Dunn
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Sensitivity analysis for parameters of predatory species CCAMLR Ecosystem Monitoring Program
at breeding colonies; duration of first incubation shift; duration of adult foraging trips; breeding success ... at breeding colonies; duration of first incubation shift; duration of adult foraging trips; breeding ... shift; • duration of adult foraging trips; • breeding success; and • chick fledging weight. Resume ... ). This parameter is considered likely to be sensitive to variable food availability during the foraging trip ... of Foraging Trips This parameter is considered sensitive to the availability of food during the foraging ... trip. The CCAMLR Standard Methods Sheets indicate that changes in this parameter can only ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 411–432 : Author(s): Whitehead, M.D.
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Distribution and size of Antarctic krill (Euphausia superba Dana) in Polish commercial catches taken in the Atlantic sector of the Southern Ocean from 1997 to 1999
, 1980). The results presented in this paper confi rm the general pattern of day and night krill dis ... conditions such as dis- solved oxygen and water temperature or water mass movements determine availability ... (1935) and Marr (1962) produced a diagram showing the distribution of krill aggregations at different ... concentrations occur in the upper water layers ranging between areas from 20 to 70 m depth (Marr, 1962 ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 83–105 : Author(s): Jackowski, E
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Comparative feeding ecology of Patagonian toothfish (Dissostichus eleginoides) in the southwestern Atlantic
r i e I s l and (Lloris a n d Rucabado, 1991). Even though Yukhov (1972), based o n data from the analysis of sperm ... and cephalopods (Tarverdiyeva, 1972; Lloris and Rucabado, 1991; McKenna, 1991), while postlarvae and juveniles ... stages feeding on euphausiids and other zooplankters (Hart, 1946; Tarverdiyeva, 1972; Duhamel ... . 1972. Daily food consumption and feeding patterns of the South Georgia cod (Notothenia rossii ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 105–124 : Author(s): García de la Rosa, S.B., F. Sánchez and D. Figueroa
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Factors to consider in developing management measures for krill
be an article of faith that the use of the condition factor as a decision parameter in a management procedure ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 175–187 : Author(s): de la Mare, W.K.
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Southern elephant seals and CCAMLR
, many of which make short feeding trips throughout the summer. At lIes Kerguelen and Heard Island ... , R.W. 1962. Elephant seals on Marion Island. African Wildlife 16: 191 - 198. SKINNER, J.D. & R.J ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 465-473 : Author(s): Bester, M.N. and D.G.M. Miller