394 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



Table AI. — Effort expended by the United States commercial shrimp fleet in the Gitlf of Mexico, 1956-1959 — Continued 



[24-hour units' trawling! 



Table A2. — Brown shrimp landinr/s by the United States commercial fleet, Gulf of Mexico, 1956-59 



[Thousands of pounds, heads on] 



