No. 2.— 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. 
CONTENTS. 
The cruise 
Equipment and eiathieds 
Oceanography 
Surface temperature 
Temperature sections 
Temperature at 25 fathoms © 
Bottom temperatures 
Temperature profiles . 
Seasonal changes in iinkaausatts Bay 
Salinity 
Surface salinity 
Salinity at Litesnbilinte daptha 
Salinity at 25 fathoms 
Salinity at 50 fathoms 
Bottom salinity 
Salinity profiles 
Density 
Color 
Transparency 
Circulation in the Gulf of Nihiié 
Tidal currents ; : 
Surface and bottom currents ‘ 
Circulation as shown by temperature ae melicithy : 
Comparison with previous records of temperature and salinity 
General considerations 
Preliminary notes on the sites cinnicbie 
List of fishes 
Larval and postlarval Stamos 
Adult stages 
List of copepods : 
Distribution of the more dhmataint tenietor scion 
Calanus finmarchicus 
Euchaeta norvegica 
Anamalocera pattersoni 
PAGE. 
87 
92 
9S 
107 
107 
lil 
115 
117 
117 
118 
118 
