Search results
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The use of analysis of penguin stomach contents in simultaneous study of prey and predator parameters
. rHe3,l{OBOH perpeccHoHHbIH aHaJIH3 (ANOVA) ,l{ByX npOH3BOJIbHO oTo6paHHbIx rpynn nHHrBHHOB ... predator parameters Abstract / Description: Size selectivity of krill by penguins is shown to be highly ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 367–375 : Author(s): Marschoff, E. and B. González
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Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea
. By counting fine growth bands in the caudal thorns instead of broad diffuse bands, growth curves have ... . By counting fine growth bands in the caudal thorns instead of broad diffuse bands, growth curves ... starry skate (Amblyraja georgiana) is frequently taken as by-catch in the Ross Sea fishery for ... and Mormede, 2008). Francis and Ó Maolagáin (2005) estimated growth param- eters for A. georgiana by ... resulted in a growth curve that suggested rapid initial growth for about five years, followed by a near ...
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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The fishery for Patagonotothen brevicauda guntheri in CCAMLR Subarea 48.3
fishing is likely to have a significant effect on other species. P.b. guntheri has been reported as a by ... significant effect on other species. P.b. guntheri has been reported as a by-catch of other fisheries; this ... season catch and effort data, which include location and amount of catches by fine-scale rectangle (half ... a degree of latitude by one degree of longitude) and ten-day period, are required to be sent to ... CCAMLR. P.b. guntheri are small fish, rarely growing larger than 20 cm. They are not covered by any of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 275–283 : Author(s): Everson, I. and C. Mitchell
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Large-scale peculiarities of phytocenosis species composition in the surface layer in the Antarctic Atlantic and Indian Ocean sectors
samples (layer between 0 and 1 m) taken with a sampler towed by RV Professor Vize, Corethron criophilus ... ) taken with a sampler towed by RV Professor Vize, Corethron criophilus dominated over vast areas within ... the help of routine oceanographic surveys is practically impossible. Recorders towed by the vessel ... by RV Professor Vize (AANII Research Institute) during the cruise in the Atlantic and Indian Ocean ... the sampler did not differ greatly from that of samples taken by nets in the layer between 0 and 100 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 201-214 : Author(s): Makarov, R.R. and K.P. Fedorov
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Estimating krill recruitment and its variability
recruits in a population sampled by a net haul survey. Preliminary results from a series of five net haul ... of krill density-at-length data into the proportion of recruits in a population sampled by a net ... in the length interval of the j'h class, given by: where Pi and Pi+, are the length bounds of the ... age i. The values of D,, p, and k are estimated by finding the values for them which result in d ... each mixture component. The estimated value of R(t) for the survey is given by: Only D, and the sum ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Author(s): de la Mare, W.K
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Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies
nicholsi. )laHHbie, noJiyiieHHbie K HacT05.1II(eMy speMeHH, n03BOJI5.110T OnHCaTb 06II(yiO aKOJIOIHIO aTHX ... ,llCTBY H pa3MepHO-B03paCTHOMY COCTaBy. B HaCT05.1~et{ pa6oTe cyMMHpyiOTC5.1 He):laBHO ony6JIHKOBaHHbie ... recently published results of these studies. A general description of mesopelagic myctophids is followed by ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Author(s): Sabourenkov, E.N.
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A simulation study of the method of deriving natural mortality rate using data for Champsocephalus gunnari in Subarea 48.3
(determined by VPA) and fishing effort is described. The intersect of this regression must be equal to zero if ... the construction of a regression between the rate of annual fishing mortality (determined by VPA ... supuesto es menor que el valor "real". 1. INTRODUCTION In 1989, in the papers by Shlibanov (1989) and ... Sparre (1989) natural mortality rates for Patagonotothen guntheri estimated by different methods were ... Champsocephalus gunnari in Subarea 48.3. A value of 0.56 obtained by Frolkina and Dorovskikh (1989) differed from ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 69–83 : Author(s): Gasyukov, P.S. and R.S. Dorovskikh
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Estimating unaccounted fishing mortality in the Ross Sea region and Amundsen Sea (CCAMLR Subareas 88.1 and 88.2) bottom longline fisheries targeting Antarctic toothfish
. However, fish that are captured by fishing gear that is not subsequently retrieved are generally not ... of target and by-catch species, impacts to benthic habitats, the introduction of synthetic ... caused by lost fishing gear. Any longline gear that is baited and set, but not successfully retrieved ... that are captured by fishing gear that is not subsequently retrieved are generally not counted in ... Subarea 88.2 fisheries spatially and temporally, by gear type, vessel, depth and small-scale research ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 17–30 : Author(s): Webber, D.N. and S.J. Parker
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Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997
affected by the reproductive cycle unless there is high krill availability during the months around the ... of local krill density. The index is likely to be little affected by the reproductive cycle unless ... by the Convention for the Conservation of Antarctic Marine Living Resources. An index of condition ... of C. gz~ni~nri derived by comparing measured mass to an estimated 'average' mass has been show11 ... followed by poor feeding conditions. Initially the stomach contents would decrease leading to a reduction ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 119–132 : Author(s): Everson, I. and K.-H. Kock
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Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)
(Subarea 88.1) Abstract / Description: The diet of Antarctic toothfish (Dissostichus mawsoni) captured by ... , Nelson New Zealand Abstract The diet of Antarctic toothfi sh (Dissostichus mawsoni) captured by bottom ... shery (trawling is not permitted within these subareas) in these waters is currently managed by CCAMLR ... management. This exploratory status requires a high degree of reporting and research data collection by ... –March 2001 and January–March 2002). Fish were caught by bottom longline at depths of 317–2 154 m in ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Author(s): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet