TY - JOUR
T1 - BIOLOGI REPRODUKSI IKAN MADIDIHANG (THUNNUS ALBACARES BONNATERE 1788) DI TELUK TOMINI
AU - Mardlijah, Siti
AU - Patria, Mufti Petala
PY - 2012
Y1 - 2012
N2 - The objective of research on reproductive biology of yellowfin tuna is to study gonad development and its length at first maturity.Gonad development were determined through the examination of 74 yellowfin ovaries samples and 90 testes samples collected from Marisa, Gorontalo in 2007. Gonad maturity stages were identified histologically. Sexual maturity stages was identified through visual analyzed, preparation on histology and Gonado Somatic Index (GSI). The result showed that spawning season of yellowfin tuna in Tomini Bay occured in December.Meanwhile length at first maturity at 94,8 cm FL. The ratio of males and females of yellowfin tuna is well-balanced.
AB - The objective of research on reproductive biology of yellowfin tuna is to study gonad development and its length at first maturity.Gonad development were determined through the examination of 74 yellowfin ovaries samples and 90 testes samples collected from Marisa, Gorontalo in 2007. Gonad maturity stages were identified histologically. Sexual maturity stages was identified through visual analyzed, preparation on histology and Gonado Somatic Index (GSI). The result showed that spawning season of yellowfin tuna in Tomini Bay occured in December.Meanwhile length at first maturity at 94,8 cm FL. The ratio of males and females of yellowfin tuna is well-balanced.
UR - http://ejournal-balitbang.kkp.go.id/index.php/bawal/article/view/657
M3 - Article
JO - Bawal : Widya Riset Perikanan Tangkap
JF - Bawal : Widya Riset Perikanan Tangkap
SN - 2502-6410
ER -