Bui. 908, U. S. Dept. of Agriculture. 



Plate X. 





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Fig. I. — Copepod — Calanus finmarchicus (Magnified 26 Times). 



Fig. 2. — Copepod — Temora longicornis (Magnified 26 Times). 



Fig. 3. — Amphipod — Enthemisto compressa (Magnified 3 Times). 

 THE MORE COMMON FORMS OF FEED OF THE SEA HERRING. 



(Photomicrographs by E. A. Read, Mierochemical Laboratory, Bureau of Chemistry.) 



