1999/2000 Michigan State University/Project FISH All Rights Reserved.

MSU is an affirmative action/equal opportunity institution. Michigan State University Extension educational programs and materials are available to all without regard to race, color, national origin, gender, religion, age, disability, political beliefs, sexual orientation, marital status, or family status.

This information is for educational purposes only. Reference to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned.

Please send questions or comments about the information provided on MSU Extension's Project Fish site to Use your browser's back button to continue your visit.