87° 20" W. 



30° 35- N. 



30° 30" 



30° 25" 



30° 20' 



SANTA ROSA ISLAND—" 



GULF OF MEXICO 



-I L 



Figure 1. — Location of sampling stations in the Pensacola Estuary for pinflsh (I and II) and Atlantic croaker 



(III and IV). 



136 



U.S. FISH AND WILDLIFE SERVICE 



