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FishBase
Food and Feeding Habits Summary Gadus macrocephalus
 
Main Ref. Yang, M.S. and M.W. Nelson, 1999
Fish stage juv./adults Mean length NG
Sample size 1082 Percent empty 4.3
Country Alaska Locality Islands of Four Mountains to Cape St. Elias
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Gadus macrocephalus
Diet percent Food I Food II Food III Prey stage Item Name Comments
4.00 % zoobenthos benth. crust. amphipods juv./adults Gammaridea 0.18% Cumacea, 0.23% Isopoda, 0.01% Amphipoda, 3.49% Gammaridea, 0.02% <>Themisto sp., 0.03% Caprellidea.
32.20 % nekton finfish bony fish juv./adults Atheresthes stomias 0.38% Rajidae, 0.35% Osteichthyes Teleostei, 0.74% non-gadoid fish remains, 0.83% Mallotus villosus, 0.43% Thaleichthys pacificus, 0.04% Myctophidae, 0.08% Gadidae, 18.61% Theragra chalcogramma, 0.39% Zoarcidae, 0.43% Lycodes palearis, 3% Cottidae, 0.10% Agonidae, 0.21% Bathymaster signatus, 0.82% Stichaeidae, 0.09% Poroclinus rothrocki, 1.33% Ammodytes hexapterus, 1.03% Pleuronectiformes, 2.5% Atheresthes stomias, 0.80% Hippoglossoides elassodon.
19.60 % zoobenthos benth. crust. crabs juv./adults Chionoecetes bairdi 0.48% Reptantia, 6.68% Paguridae, 0.12% Galatheidae, 0.10% Majidae, 0.12% <>Oregonia sp., 3.80% <>Hyas sp., 6.57% <>Chionoecetes bairdi, 0.34% <>Telmessus cheiragonus, 0.03% <>Erimacrus isenbeckii, 0.74% <>Cancer oregonensis, 0.64% Pinnotheridae.
5.50 % zooplankton plank. crust. euphausiids juv./adults euphausiids
0.10 % zooplankton plank. crust. mysids juv./adults Copepoda 0.01% Copepoda, 0.04% Cirripedia, 0.08% Mysidacea.
1.00 % zoobenthos mollusks n.a./other mollusks juv./adults Gastropoda 0.44% Gastropoda, 0.02% Nudibranchia, 0.28% Bivalvia, 0.01% Pectinidae, 0.17% Asteroidea, 0.07% Ophiuroidae, 0.03% Anthozoa, 0.02% Larvacea Copelata.
2.10 % others others n.a./others n.a./others detritus 0.37% unid. organic material, 1.75% fishery offal.
7.00 % zoobenthos worms polychaetes juv./adults Polychaeta 3.72% unid. Polychaeta, 3.30% Aphroditidae.
24.40 % zoobenthos benth. crust. shrimps/prawns juv./adults Pandalus borealis 0.71% Caridea, 1.58% Hippolytidae, 12.96% Pandalidae, 1.42% <>Pandalus borealis, 0.65% <>Pandalopsis dispar, 6.93% Crangonidae, 0.13% <>Sclerocrangon sp.
4.10 % nekton cephalopods squids/cuttlefish juv./adults Octopoda 1.01% Cephalopoda, 0.56% Teuthoidea, 2.49% Octopoda.
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