NATIONAL OCEANOGRAPHIC PROGRAM—1965 375 
The Sixth Conference on Great Lakes Research has just been completed 
(June 13-15, 1963). It was conducted in conjunction with the 26th annual 
meeting of the American Society of Limnol@égy and Oceanography. The program 
theme was the Aquatic Environment. The entire period was divided into sessions 
covering: 
(1) Physical characterist&gs, 
(2) Chemical characteristics, 
(3) Geological and meteorological characteristics, 
(4) . Biological integrators, and 
(5) Biology and water resources. 
