STUDY OF FEEDING HABITS OF YELLOWFIN TUNA (THUNNUS ALBACARES) IN THE OMAN SEA

Study of feeding habits of Yellowfin Tuna (Thunnus albacares) in the Oman Sea

Study of feeding habits of Yellowfin Tuna (Thunnus albacares) in the Oman Sea

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Feeding habits of yellowfin tuna were studied in the Drive Cable Oman Sea in 1998-99.546 stomach contents with fork length frequency 38-173 cm were studied and classified as full, semi full and empty.Occurence of empty Stomachs Were high (63.10 %) in males and 59.37%: in females) in the specimens which indicated daily feeding of yellowfin tuna.

Purpleback flying squid (Sthenoteuthis oualaniensis) was the most dominant prey species observed in this study (60% in males and 57% in females), occurence of Samsung GS9 teleost fishes were found to be second (38% in mates and 42% in females).Furthermore, crabs were also identified as a part stomach contents with a low frequency (1-2%).

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