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FishBase
Food and Feeding Habits Summary Polyodon spathula
 
Main Ref. Rosen, R.A. and D.C. Hales, 1981
Fish stage adults Mean length NG
Sample size Percent empty
Country USA Locality Missouri River (South Dakota-Nebraska), 1975-1976.
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Polyodon spathula
Diet percent Food I Food II Food III Prey stage Item Name Comments
38.80 % zooplankton plank. crust. cladocerans juv./adults Daphnia pulex Daphnia pulex
4.40 % zooplankton plank. crust. plank. copepods juv./adults Cyclops bicuspidatus thomasi Cyclops bicuspidatus thomasi
5.00 % zooplankton plank. crust. plank. copepods juv./adults cyclopoids unidentified cyclopoids
5.70 % zooplankton plank. crust. plank. copepods juv./adults calanoids unidentified calanoids
6.50 % zooplankton plank. crust. plank. copepods juv./adults Diaptomus ashlandi Diaptomus ashlandi
12.50 % zooplankton plank. crust. plank. copepods juv./adults Diaptomus sicilis Diaptomus sicilis
12.80 % zooplankton plank. crust. plank. copepods juv./adults Diaptomus forbesi Diaptomus forbesi
14.30 % zooplankton plank. crust. plank. copepods juv./adults Diaptomus siciloides Diaptomus siciloides
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