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FishBase
Food and Feeding Habits Summary Salmo trutta
 
Main Ref. Sagar, P.M. and G.A. Eldon, 1983
Fish stage recruits/juv. Mean length 6.40 SL
Sample size 24 Percent empty
Country New Zealand Locality Rakaia River, winter 1979-80.
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Salmo trutta
Diet percent Food I Food II Food III Prey stage Item Name Comments
0.10 % zooplankton fish (early stages) fish eggs/larvae eggs fish eggs
3.70 % zoobenthos insects insects adults Hydrobiosis frater Hydrobiosis frater
0.20 % zoobenthos insects insects larvae Elmidae Elmidae larvae & adults
0.70 % zoobenthos insects insects larvae Aoteapsyche spp. Aoteapsyche spp. larvae
3.40 % zoobenthos insects insects larvae Diptera other Diptera larvae
5.50 % zoobenthos insects insects larvae Trichoptera other Trichoptera larvae
6.30 % zoobenthos insects insects larvae Chironomidae Chironomid larvae & pupae
80.00 % zoobenthos insects insects larvae Deleatidium Deleatidium larvae
0.10 % nekton finfish n.a./other finfish juv./adults finfish
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