Mariam Kuruvila A study on benthos of Vizhinjam bay and Valiathura sea on the South-West coast of Kerala - - Dept. of Aquatic Biology & Fisheries, University of Kerala, Thiruvananthapuram 1993 - - Saraswathy Ammal, G . ISBN: Subjects--Topical Terms: Dewey Class. No.: P19939 MAR