Bull. U. S. B. F., iqi?-!' 



Plate: XXIX. 



Fig. I. — Shell tongs or scissors fork. The 

 "mule" (in foregroimd) is not used 

 with tongs, but in cormection with 

 crowfoot bars (in background). (See 

 p. S6.) 



Fig. 2. — Two shell tongs (at left) and two shoulder rakes (at right). Note 

 drift boards attached to handles of rakes. (See p. 56.) 



Fig. 3. — Taking mussels with the shell 

 tongs. (See p. 56.) 



FiG- 4. — Dip net and forks with shore equipment. (See p. 54.) 



