BIGELOW: COAST WATER EXPLORATION OF 1913. 199 
than in the preceding profile, the bottom salinity in fifteen fathoms 
being 33.86% o as against 33.14%p, with 34%p as against 33.5% on 
the bottom at the twenty-five fathom curve. The shallower layers 
too, are salter, depth for depth, than north of Delaware Bay. 
A similar shoreward intrusion of 35% water into the intermediate 
0 
0 
160 Y p= 
m/e 
DE, 
Fie. 42.— Salinity profile across the continental shelf to the edge of the Gulf 
Stream, abreast of Chesapeake Bay (Stations 10078, 10077, 10076). 
