title: Historical effect in the territoriality of ayu fish.
authors.affiliation: School of Human Science and Environment, University of Hyogo, Himeji 670-0092, Japan.
authors.forename: Yumi
authors.initials: Y
authors.lastname: Tanaka
authors.forename: Kei'ichiro
authors.initials: K
authors.lastname: Iguchi
authors.forename: Jin
authors.initials: J
authors.lastname: Yoshimura
authors.forename: Nariyuki
authors.initials: N
authors.lastname: Nakagiri
authors.forename: Kei-ichi
authors.initials: K
authors.lastname: Tainaka