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FishBase
Food and Feeding Habits Summary Gadus chalcogrammus
 
Main Ref. Grover, J.J., 1990
Fish stage larvae Mean length 2.20 SL
Sample size 127 Percent empty
Country Alaska Locality Gulf of Alaska, 1987
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Gadus chalcogrammus
Diet percent Food I Food II Food III Prey stage Item Name Comments
1.90 % zooplankton plank. crust. euphausiids juv./adults euphausiids
0.60 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates eggs plank. invertebrates
0.10 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates juv./adults Pteropoda Pteropoda
2.00 % zooplankton plank. crust. plank. copepods juv./adults Oithona 1.9% Oithona, 0.1% Oncaea sp.
79.40 % zooplankton plank. crust. plank. copepods juv./adults Pseudocalanus spp. 48.1% Pseudocalanus spp., 11.8% Calanus spp., 11.3% Eucalanus, 7.4% Acartia spp., 0.8% Centropages
4.40 % zooplankton plank. crust. plank. copepods larvae copepodids 4.3% copepodids >1.5 mm size, 0.1% nauplii
11.60 % zooplankton plank. crust. plank. copepods larvae copepodids copepodids <1.5 mm size
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