BOTTOM COMMUNITIES 



127 



REPRESENTATIVES OF THE BARE SAND COMMUNITY 



FIG. 72. Straw-colored minnow (Notropis blennius) (from Forbes and Rich- 

 ardson). 



FIG. 73. Snail (Pleurocera subulare) crawling over sandy bottom; slightly 

 enlarged (photographed in aquarium). 



FIG. 74. Large-mouthed black bass (Micropterus salmoides), juvenile; natural 

 size (original). 



