CONTENTS 



Page 



Introduction '■ 



Characters of scales used for species identification 1 



Visual appearance of the scales 2 



Anterior field 2 



Posterior field 2 



Life history features that influence scale characters 3 



Species identification from scales 4 



Description of the scales of the various species 4 



Pink salmon 4 



Chum salmon 4 



Sockeye (red) salmon 4 



Coho (silver) salmon ^ 



Chinook (king or spring) salmon ° 



Masu salmon ' 



Steelhead trout 8 



Key to identification of postjuvenile fish 9 



Scales of juvenile salmon 10 



Glossary of terms 1° 



Acknowledgments 17 



Literature cited 17 



