Geographical distributions of effort and catches of tunas by purse-seine vessels in the eastern Pacific ocean during 1965-1998 = Distribuciones geograficas del esfuerzo y las capturas de atunes por barcos cerqueros en el oceano Pacifico oriental durante 1965-1998
George M. Watters
La Jolla, California : 1999, Inter-American Tropical Tuna Commission = Comision Interamericana del Atun Tropical
100 p.; 25 cm