This ,from Fisheries Science Prof. Anderson who literally wrote the book on PSD and RW may help (from an old thread).

Read these threads on PSD for guidelines which include comments from the Prof who developed the concept Richard Anderson.

http://forums.pondboss.com/ubbthreads.php?ubb=showflat&Number=23612&page=1



http://forums.pondboss.com/ubbthreads.php?ubb=showflat&Number=23960&page=1


Dick Anderson


Registered: 18/09/06
Posts: 5
Loc: TX, MO, WI

Keep taking <12 in bass until the number 8-12 equals number 12-15. Ideal pond structure is 40% 8-12, 40% 12-15 and 20% 15+