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FishBase
Food and Feeding Habits Summary Oncorhynchus tshawytscha
 
Main Ref. Davis, N.D., K.W. Myers and W.J. Fournier, 2009
Fish stage juv./adults Mean length none
Sample size 335 Percent empty 40
Country Locality
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Oncorhynchus tshawytscha
Diet percent Food I Food II Food III Prey stage Item Name Comments
1.50 % nekton finfish bony fish juv./adults Theragra chalcogramma %W=1.5
0.90 % zooplankton plank. crust. euphausiids juv./adults unspecified euphausiids %W=0.9
10.59 % nekton finfish n.a./other finfish juv./adults unspecified Pisces %W=10.6
0.60 % zooplankton plank. crust. n.a./other plank. crustaceans juv./adults unspecified crustaceans %W=0.6
4.80 % others others n.a./others n.a./others fish offal %W=4.8
38.16 % nekton cephalopods squids/cuttlefish juv./adults Berryteuthis magister %W=38.2
43.46 % nekton cephalopods squids/cuttlefish juv./adults Gonatopsis borealis %W=43.5
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