Search results
-
Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of populations in subarea of South Georgia
based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year class ... of two contiguous year classes, strong 1984 year class and middle 1983 year class. These year classes ...
Meeting Document : WG-EMM-03/60 : Author(s): K.V. Shust and E.N. Kuznetsova (Russia)
-
Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of population in subarea of the South Georgia
based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year class ... of two contiguous year classes, strong 1984 year class and middle 1983 year class. These year classes ...
Meeting Document : WG-FSA-SAM 03/7 : Author(s): K.V. Shust and E.N. Kuznetsova (Russia)
-
Estimation of the biomass of krill in Prydz Bay during January/February 1991 and February/March 1992 using echo integration
SIBEX-II estimate falls in the middle of the range of densities estimated from seven reported surveys ... in the middle of the range of densities estimated from seven reported surveys between 1981 and 1985 ...
Meeting Document : WG-KRILL-92/23 : Author(s): I. Higginbottom and T. Pauly (Australia)
-
The ecosystem approach to managing fisheries: achieving conservation objectives for predators of fished species
the lost production of krill (i.e. if the predator switches diet and the new prey species has used ... effect of lost production aiid ensure that the lost production does not have an unacceptable ... of the Eastern Bering Sea showing primary interactions with fished species along with other marine mammals ... and for which fisheries are already present. For example, the Eastern Bering Sea ecosystem has been examined ... in its infancy. A general approach is proposed for maintaining ecological relationships and providing ... for the recovery of depleted populations in food webs supporting fisheries. This paper addresses the ... objectives? The approach proposed here takes account of uncertainties in knowledge of the structure of ... ecosystems. Estimates of predator production arising from the consumption of fished species (encapsulated in ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 37–64 : Author(s): Constable, A.J
-
Antarctic fur seal predator performance indices for the South Shetland Islands 1987/88–2002/03
foraging trip duration) and C2b (pup growth rates). Measures of female foraging trip duration, pup growth ... Shirreff, Livingston Island measured female foraging trip duration, foraging range, diet (3), pup growth ... ) data were recalculated for 1997/98-2001/02 to facilitate comparisons between sites. Long foraging trip ... trip duration) and C2b (pup growth rates). Measures of female foraging trip duration, pup growth rates ...
Meeting Document : WG-EMM-03/54 : Author(s): M.E. Goebel (USA)
-
Estimation of the biomass of krill in Prydz Bay during January/February 1991, February/March 1992 and January/ February 1993 using echo integration
estimated for January 1985 from the SIBEX-II data. The Australian SIBEX-II estimate falls in the middle ... 1985 from the SIBEX-II data. The Australian SIBEX-II estimate falls in the middle of the range ...
Meeting Document : WG-Krill-94/21 : Author(s): T. Pauly and I. Higginbottom (Australia)
-
Estimating unaccounted fishing mortality in the Ross Sea and 88.2C–G bottom longline fisheries targeting Antarctic toothfish
known. Lost fishing gear should be monitored to provide information to evaluate how well CCAMLR meets ... to estimate unaccounted fishing mortality from lost lines in the Ross Sea region and Subarea 88.2 Antarctic ... and Subarea 88.2 Antarctic toothfish (Dissostichus mawsoni) fisheries is not currently known. Lost fishing ... unaccounted fishing mortality from lost lines in the Ross Sea region and Subarea 88.2 Antarctic toothfish ...
Meeting Document : WG-FSA-11/48 : Author(s): D.N. Webber and S.J. Parker (New Zealand)
-
Gear loss reported by longline fishing vessels for the 2018 and 2019 fishing seasons
. Vessels reported 1 632 km of line lost in the Convention Area, of which 27% were complete lines ... . There was no difference in the relative reporting of lost hooks by gear type, with rates of loss recorded at 0.3% for each ... reported 1 632 km of line lost in the Convention Area, of which 27% were complete lines ... . There was no difference in the relative reporting of lost hooks by gear type, with rates of loss recorded at 0.3% for each ...
Meeting Document : WG-FSA-2019/18 : Author(s): CCAMLR Secretariat
-
Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using the Japanese fishery data
range of trawling depth was narrower during spring and early autumn, but greater during middle autumn ... range of trawling depth was narrower during spring and early autumn, but greater during middle autumn ...
Meeting Document : WG-EMM-04/44 : Author(s): K. Taki, T. Hayashi and M. Naganobu (Japan)
-
The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at Heard Island
of the summer season and again at the end when there was an influx of non-breeding male seals. During the middle ... season and again at the end when there was an influx of non-breeding male seals. During the middle period ...
Meeting Document : SC-CAMLR-VIII/BG/53 : Author(s): Delegation of Australia