The trawl catci and the catch rate showed great fluctuations during Jhe
different years at Mangalore. Best catches were generally during February-May.
Prawns constituted the single largest group, followed by flat fishes, silver-bellies,
and sciaenids. High catch rates for prawns and fish were observed in the
southern and northern parts of this coast respectively. The catch rate for all fish
showed a decline during 1969-70 throughout the entire coast, that at Malpe,
being exceptionally low, despite a four-fold increase in fishing effori there