Hydrologic, water-quality, and biological assessment of Laguna de las Salinas, Ponce, Puerto Rico, January 2003-September 2004 
by Luis R. Soler-López, Fernando Gómez-Gómez, and Jesús Rodríguez-Martínez ; in cooperation with the Municipio Autónomo de Ponce, Puerto Rico, Office of the Mayor. 
 - Reston, Va.  U.S. Dept. of the Interior, U.S. Geological Survey  2005 
 - vi, 50 p.  ill., maps  28 cm. 
 - Scientific investigations report  2005-5154 .
<br/><br/>Includes bibliographical references (p. 29) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrology--Puerto Rico--Laguna de las Salinas<br/>Water--Pollution--Puerto Rico--Laguna de las Salinas