Fig. 6From: Reproductive characteristics of the hermaphroditic four-finger threadfin, Eleutheronema tetradactylum (Shaw, 1804), in tropical coastal watersHistological section of male gonads. a immature, b resting, c developing, d maturing, e mature, f spawning, g spent and h recovering stages of E. tetradactylum. ct: connective tissue, l: lumen, sc: spermatocytes, sd: sperm duct, sg: spermatogonia, ss: sperm sinuses, st: spermatids, sz: spermatozoaBack to article page