Great Lakes Environmental Research Laboratory (Continued) 
A Computerized Ice Concentration Data Base for the Great Lakes 
Assel, R. A., NOAA Data Report ERL GLERL-24 
Publication Date: April 1983 
Location: Great Lakes 
Period of Coverage: N/A (See Contents) 
Contents: This report describes the computerized data set and an ice concen- 
tration climatology developed from the data set. The data base being 
described contains 20-winter observations made by GLERL and its predecessor. 
Data reduction and analysis procedures, computer file structure and record 
format, and availability of the data are given by this report. 
Available From: Information Service 
Great Lakes Environmental Research Laboratory 
National Oceanic and Atmospheric Administration 
US Department of Commerce 
2300 Washtenaw Avenue 
Ann Arbor, MI 48104 
(313) 668-2235, FTS 378-2235 
