Food and Feeding Habits Summary Gasterosteus aculeatus
 
Main Ref. Thiel, R., T. Mehner, B. Köpcke and R. Kafemann, 1996
Fish stage larvae Mean length 0.10 TL
Sample size 54 Percent empty
Country Germany Locality Weser Estuary, June 1993 & April-July 1994
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
0.11 % zoobenthos benth. crust. benth. copepods juv./adults Harpacticoids 0.07% Harpacticoids
2.41 % nekton finfish bony fish n.a./others Fish 2.27% Fish
0.11 % zooplankton plank. crust. cladocerans juv./adults Alona spp. 0.08% Alona spp.
0.61 % zooplankton plank. crust. cladocerans juv./adults Chydorus sphaericus 0.57% Chydorus sphaericus
35.87 % zoobenthos insects insects larvae Chironomidae 33.72% Chironomidae
9.96 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates eggs Rotifer eggs 9.36% Rotifer eggs
18.62 % zooplankton plank. crust. plank. copepods eggs Copepod eggs 17.5% Copepod eggs
32.32 % zooplankton plank. crust. plank. copepods juv./adults Eurytemora affinis 30.38% Eurytemora affinis
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