TY  - BOOK
AU  - Colby,J.
AU  - McNicol,Richard E.
AU  - Ryder,Richard A.
TI  - Synopsis of Biological data on the Walleye: Stizostedion v. vitreum (Mitchill 1818) 
PY  - 1979///
CY  - Rome
PB  - Food and agriculture organization of the United Nations
ER  -