Food and Feeding Habits Summary Oncorhynchus gorbuscha
 
Main Ref. Murphy, M.L., J.F. Thedinga and K.V. Koski, 1988
Fish stage recruits/juv. Mean length 5.20 FL
Sample size 4 Percent empty
Country Alaska Locality Porcupine Creek Estuary, 1981
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Oncorhynchus gorbuscha
Diet percent Food I Food II Food III Prey stage Item Name Comments
7.61 % zooplankton plank. crust. cladocerans juv./adults cladocerans
5.43 % zooplankton fish (early stages) fish eggs/larvae eggs fish fish eggs & larvae
1.10 % zoobenthos insects insects adults Diptera Diptera mostly adult
11.96 % zooplankton plank. crust. n.a./other plank. crustaceans larvae crab crab larvae
5.43 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates juv./adults Oikopleura Oikopleura
1.10 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates larvae shrimp larvae shrimp larvae
5.43 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates larvae mollusk larvae mollusk larvae
5.43 % zooplankton plank. crust. plank. copepods juv./adults Harpacticoida Harpacticoida
56.52 % zooplankton plank. crust. plank. copepods juv./adults Calanoida Calanoida
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