Feb., 1921] Algal Food of the Gizzard Shad 



117 



Algal Forms. 



In Table III below is given a list of the 140 species and 

 varieties of algae found in an identifiable condition in the 

 digestive tract of the gizzard shad. Their abundance in each 

 locality is noted by the letter x. x= rare, or occasional; 

 XX = common ; and xxx = abundant. 



TABLE III. 

 Algal Species and their Relative Abundance. 



