Studies on the life history and aquaculture of the Mullet, Liza haematocheila distributed in the ariake sound

Abstract

Cruoricola lates N. Gen., N. Sp. from the blood vessels of cultured sea bass (Lates calcarifer Bloch 1790) is described. It is a lanceolate sanguinicolid with a single column of submarginal, ventral spines; extensive vitellarium; and X-shaped intestine. The single, lobed testis extends laterally to the caeca. The cirrus lies dorsal to the spherical seminal vesicle. Auxiliary seminal vesicle present. The uterus is post-ovarian, partly situated between the lobes of the ovary; mid-portion is thick. Cruoricola lates N. Gen., N. Sp. is found in all sea bass over 15g weight in the type locality, Pulau Ketam.