Oplegnathus fasciatus, gave no significant improvement in growth and other characteristics
Tabata, 1991; Murata, 1998 . In hirame, a continuous growth through life was Ž .
observed both in diploids and triploids and normal diploids were found to continue
growth even in the spawning season Tabata, 1991 . Thus, the advantage of triploidy due Ž .
to reallocation of energy costs from gonadal to somatic growth is rather doubtful in this
species Tabata, 1991 . There is also no significant difference in growth between Ž .
diploids and triploids of red sea bream and Japanese parrot fish Murata, 1998 . Ž .
However, the lack of improvement of growth in triploid red sea bream may relate to the
exclusive occurrence of males in this species.
Oplegnathus fasciatus, gave no significant improvement in growth and other characteristics
Tabata, 1991; Murata, 1998 . In hirame, a continuous growth through life was Ž .
observed both in diploids and triploids and normal diploids were found to continue
growth even in the spawning season Tabata, 1991 . Thus, the advantage of triploidy due Ž .
to reallocation of energy costs from gonadal to somatic growth is rather doubtful in this
species Tabata, 1991 . There is also no significant difference in growth between Ž .
diploids and triploids of red sea bream and Japanese parrot fish Murata, 1998 . Ž .
However, the lack of improvement of growth in triploid red sea bream may relate to the
exclusive occurrence of males in this species.
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