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FishBase
Food and Feeding Habits Summary Gasterosteus aculeatus
 
Main Ref. Thorman, S. and A.-M. Wiederholm, 1986
Fish stage juv./adults Mean length 4.00 TL
Sample size 7 Percent empty
Country Sweden Locality Gräsö I., south Bothnian Sea, 1982
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Gasterosteus aculeatus
Diet percent Food I Food II Food III Prey stage Item Name Comments
21.69 % zoobenthos benth. crust. amphipods juv./adults Gammaridae 12% Gammaridae, 6% Corophiidae
72.29 % zoobenthos insects insects larvae Chironomidae Chironomidae larvae (58) & pupae (11)
1.20 % zoobenthos benth. crust. isopods juv./adults isopods
2.41 % zooplankton plank. crust. mysids juv./adults mysids
1.20 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates juv./adults plank. invertebrates
1.20 % zoobenthos worms polychaetes juv./adults polychaetes
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