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FishBase
Food and Feeding Habits Summary Salvelinus fontinalis
 
Main Ref. Wurtsbaugh, W.A., R.W. Brocksen and C.R. Goldman, 1975
Fish stage recruits/juv. Mean length 5.30 SL
Sample size 293 Percent empty
Country USA Locality Castle Lake, California, 1969
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Salvelinus fontinalis
Diet percent Food I Food II Food III Prey stage Item Name Comments
0.10 % zoobenthos benth. crust. benth. copepods juv./adults Harpacticoida Harpacticoida
6.20 % zooplankton plank. crust. cladocerans juv./adults Eurycercus 4.7% Eurycercus, 1.5% Polyphemus
7.40 % zooplankton plank. crust. cladocerans juv./adults Daphnia Daphnia, Holopedium
0.20 % zoobenthos mollusks gastropods juv./adults gastropods
70.40 % zoobenthos insects insects nymphs Ephemeroptera 58.5% Ephemeroptera nymphs, 6.4% Chironomidae pupae, 3.4% Chironomidae larvae, 1.2% Tricoptera, 0.1% Helidae pupae, 0.1% Helidae pupae, 0.1% Coleoptera, traces of Arachnida
12.70 % others others n.a./others n.a./others Diptera Terrestial insects: 5.8% Diptera, 2.6% Hymenoptera, 1.4% Thysanoptera, 1.3% Coleoptera, 1.1% Homoptera, 0.3% Hemiptera, 0.2% Arachnida
0.80 % zoobenthos benth. crust. ostracods juv./adults ostracods
2.20 % zooplankton plank. crust. plank. copepods juv./adults Diaptomus 2.2% Diaptomus & Cyclops
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