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FishBase
Food and Feeding Habits Summary Oncorhynchus mykiss
 
Main Ref. Kusabs, I.A. and S. Swales, 1991
Fish stage recruits/juv. Mean length NG
Sample size Percent empty
Country New Zealand Locality Omori stream, Taupo, June 1988-May 1989.
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Oncorhynchus mykiss
Diet percent Food I Food II Food III Prey stage Item Name Comments
38.90 % zooplankton fish (early stages) fish eggs/larvae eggs rainbow trout ova rainbow trout ova
24.80 % zoobenthos insects insects larvae Hydrobiosis spp. Larval stages of : Deleatidium spp.; Coloburiscus humeralis (1.0); Olinga feredayi (0.6); Hydrobiosis spp (11.7); Pycnocentrodes spp. (5.1); Chironomidae (0.8)
36.30 % zoobenthos insects insects n.a./others Lepidoptera Lepidoptera (25.2); Coleoptera (7.6); Tipulidae (1.6); Myriapoda (1.8); Diptera (0.1)
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