North Atlantic 



Recreational clam digging on the tidal flats of Maine is an important tradition and 

 a concern to public health officials. 



V 



Courtesy of Robert E. Glika, National Geographic Society 



from newly classified offshore shell- 

 fish-growing waters totaling 394,000 

 acres. Landings increased from 

 almost 10 million pounds to over 18.5 

 million pounds between 1985 and 

 1990. 



17 



