| life history and reproductive ecology of the endangered itasenpara bitterling acheilognathus longipinnis (cyprinidae) in the himi region, central japan. | the life history, reproductive ecology and habitat utilization of the itasenpara (deepbody) bitterling acheilognathus longipinnis were investigated in a lowland segment of the moo river in toyama prefecture, central honshu, japan. analysis of 1285 individuals revealed that the study population comprised a single size class, an age at maturation of 3 months and a life span of 1 year. on the basis of the growth pattern, the life cycle was divided into two stages: the juvenile stage, characterized ... | 2015 | 26255608 |