BITS BY POND, RIVER, AND SEASHORE. 177 



utmost limit to which the eye could pierce through 

 the clear water, everything was black with them, 



SEA URCHIN AXL> STAKFISH. 



and not one of the bivalves was, so far as I could 

 see, more than half an inch in length. Mussels 

 anchor themselves to the piece of rock or wood 

 M 



