National lakes assessment :  a collaborative survey of the nation's lakes. 
 Collaborative survey of the nation's lakes 

 - 1 online resource (xii, 103 pages) :  illustrations, maps 
<br/><br/> "EPA 841-R-09-001"--Preliminary page.  CRDP Project record. 
<br/><br/>Includes bibliographical references (pages 100-102). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lakes--Monitoring--Research--United States.<br/>Water quality--United States.<br/>Environmental impact analysis--United States.
<br/><br/><label>GPO Item No.: </label>0473-A-01 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>EP 2.2:L 14/3 
<br/><br/><label>Report. No.: </label>EPA 841-R-09-001