TY  - BOOK
AU  - Hardy,Alister Clavering
TI  - The open sea: its natural history 
T2  - The New naturalist; a survey of British natural history
AV  - QH91.8.P5 .H3
U1  - 574.92 
PY  - 1956///-59
CY  - London
PB  - Collins
KW  - Marine biology
KW  - Plankton
N1  - Includes bibliographies; [pt. 1] The world of plankton.--pt. 2. Fish & fisheries
ER  -