Bulletin of the Museum of Comparative Zodlogy 
AT HARVARD COLLEGE. 
Vout. LVIII. No. ee 
EXPLORATIONS IN THE GULF OF MAINE, JULY AND 
AUGUST, 1912, BY THE U. S. FISHERIES SCHOONER 
GRAMPUS. OCEANOGRAPHY AND NOTES ON 
THE PLANKTON. 
By Henry B. BIGELow. 
Wits NINE PULATEs. 
{Published by Permission of H. M. Smiru, U. 8S. Fish Commissioner. ] 
CAMBRIDGE, MASS., U. S. A.: 
PRINTED FOR THE MUSEUM. 
FEBRUARY, 1914. 
