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Food and Feeding Habits Summary Gasterosteus wheatlandi
 
Main Ref. Walsh, G. and G.J. Fitzgerald, 1984
Fish stage juv./adults Mean length NG
Sample size 20 Percent empty
Country Canada Locality I'Isle-Verte, Quebec sur la rive sud de l'estuaire du Saint-Laurent, Jun 9,1981
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Gasterosteus wheatlandi
Diet percent Food I Food II Food III Prey stage Item Name Comments
9.80 % zoobenthos benth. crust. amphipods juv./adults Gammaridae Gammaridae
32.00 % zoobenthos benth. crust. benth. copepods juv./adults Copepoda Copepoda
4.10 % zooplankton fish (early stages) fish eggs/larvae eggs Gasterosteidae Gasterosteidae (eggs)
3.90 % zooplankton fish (early stages) fish eggs/larvae larvae Gasterosteidae Gasterosteidae (larvae)
3.40 % zoobenthos insects insects larvae Ephydridae Ephydridae (larvae) Corixidae
11.90 % zoobenthos insects insects larvae Chironomidae Chironomidae (larvae)
14.70 % zoobenthos insects insects pupae Chironomidae Chironomidae (pupae)
11.00 % zoobenthos worms n.a./other annelids juv./adults Oligochaeta Oligochaeta
9.20 % zoobenthos benth. crust. ostracods juv./adults Ostracoda Ostracoda
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