Food and Feeding Habits Summary Thunnus obesus
 
Main Ref. Kim, J.-B., D.-Y. Moon, J.-N. Kwon, T.-I. Kim and H.-S. Jo, 1997
Fish stage juv./adults Mean length NG
Sample size 170 Percent empty
Country Locality western tropical Pacific tuna ground, northwest to the the Solomon Islands, 1993
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Thunnus obesus
Diet percent Food I Food II Food III Prey stage Item Name Comments
90.80 % nekton finfish bony fish juv./adults Alepisaurus brevirostris Myctophum sp., Alepisaurus brevirostris, Argyropelecus aculeatus, Anotopterus pharao, Benthodesmus sp., Monocanthus sp., Engraulis australis, Brama japonica, Nemichthyidae, Gempylidae, Carangidae, Scombridae, Berycidae, some unidentified fish
3.10 % zoobenthos benth. crust. n.a./other benth. crustaceans juv./adults Penaeidae Oplophoridae, Penaeidae, unidentified shrimps
6.10 % nekton cephalopods squids/cuttlefish juv./adults Onychoteuthidae Onychoteuthidae, unidentified octopi, unidentified squids
Back to Search
Back to Top
cfm script by eagbayani, 01.11.99 ,  php script by rolavides, 07/05/08 ,  last modified by dsantos, 09/02/14