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FishBase
Food and Feeding Habits Summary Graus nigra
 
Main Ref. Boyle, K.S. and M.H. Horn, 2006
Fish stage juv./adults Mean length 11.40 TL
Sample size 72 Percent empty 8.3
Country Chile Locality central Chile, March-September 1995
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Graus nigra
Diet percent Food I Food II Food III Prey stage Item Name Comments
39.70 % zoobenthos benth. crust. amphipods juv./adults amphipods
0.60 % zoobenthos benth. crust. benth. copepods juv./adults benth. copepods
6.90 % zoobenthos mollusks bivalves juv./adults bivalves
5.20 % detritus detritus carcasses juv./adults Animal remains unid. Animal prey
24.20 % zoobenthos benth. crust. crabs juv./adults crabs
8.00 % zoobenthos mollusks gastropods juv./adults gastropods
2.60 % zoobenthos insects insects adults insects
3.60 % zoobenthos benth. crust. isopods juv./adults isopods
3.40 % zooplankton plank. crust. n.a./other plank. crustaceans larvae Cirripedian Cirripedian cirri
5.80 % zoobenthos worms polychaetes juv./adults polychaetes
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