TY  - BOOK
AU  - Nichols,Paul S.
ED  - United States.
TI  - National marine fisheries service
U1  -  338.37270973 
PY  - 1973///
CY  - Washington, D. C.
PB  - United States Government Printing Office
KW  - Fisheries
KW  - United States
KW  - Shellfish fisheries
KW  - Marine biology
ER  -