Contents — continued 



SILLIMAN, RALPH P. Effect of crowding on stock and catch in Tilapia mossambica 685 

 WENNER, CHARLES A. The occurrence of elvers of Synaphobranchns affinin on the 



continental slope off North Carolina 687 



PEARCY, WILLIAM G., DANIEL A. PANSHIN, and DONALD F. KEENE. Catches 



of albacore at different times of the day 691 



^'^?6-l9l^ 



AMERICA'S 

 FIRST INDUSTRY 



ixG^O 696-295 



