U. S. B. F.-- Doc. 920. 



FIG. 5.— MUD FLATS OF NORTH SIDE OF YAQUINA RIVER, LOOKING TOWARD 



YAQUINA. 



Here is a large .supply of Schhoihaerus nuttaUi. The beds are accessible from Newport, and 

 the clams are easily taken as they are not deeply imbedded in the mud. Cardium corbis, Papliya 

 staminea, and Ma'coma nasuta are also found here. See discussion under The Yaquina Region, 

 beginning on page 8. 



I 



FIG. 6.~SHELL OF Schizothaerus nuttalli, THE "GREAT BLUE CLAM," TWO- 

 THIRDS NATURAL SIZE. 



Tliis species is well distributed along the Northwest coast and is u.sed as food locally to a greater 

 or less extent wherever it occurs. 



( 



i 



