TY - BOOK AU - Hardy, Alister Clavering. TI - The open sea, its natural history: the world of plankton. with 14 2 watercolour drawings by the author, 67 photos. in black and white by Douglas Wilson and others, and 300 line drawings and maps U1 - 574.92 PY - 1956/// CY - Boston PB - Houghton Mifflin KW - Marine biology KW - Plankton N1 - Includes bibliographical references ER -