350 
Fishery Bulletin 99(2) 
Bayliff, W. H. 
1984. Migrations of yellowfin and skipjack tuna released 
in the central portion of the eastern Pacific Ocean, as 
determined by tagging experiments. In ter- Am. Trop. Tuna 
Comm., Intern. Rep. 18, 107 p. 
1988. Growth of skipjack, Katsuwonus pelamis, and yellow- 
fin, Thunnus albacares, tunas in the eastern Pacific Ocean, 
as estimated from tagging data. Inter-Am. Trop. Tuna 
Comm., Bull., 19( 4 ):307 — 385. 
Bayliff, W. H. (editor). 
1999. Inter-Am. Trop. Tuna Comm., Ann. Rep. for 1997, 
310 p. IATTC, La Jolla, CA. 
Cayre, P., and H. Farrugio. 
1986. Biologie de la reproduction du listao ( Katsuwonus 
pelamis) de l’ocean Atlantique. In Proceedings of the 
ICCAT conference on the international skipjack year pro- 
gram (P. E. K. Symons, P. M. Miyake, and G. T. Sakagawa 
(eds.), p. 252-272. ICCAT (International Commission for 
the Conservation of Atlantic Tunas), Madrid. 
Collette, B. B., and C. E. Nauen. 
1983. FAO species catalogue. Vol. 2: Scombrids of the world: 
an annotated and illustrated catalogue of tunas, macker- 
els, bonitos and related species known to date. FAO Fish. 
Synop. 125, 137 p. FAO, Rome. 
Fink, B. D„ and W. H. Bayliff. 
1970. Migrations of yellowfin and skipjack tuna in the 
eastern Pacific Ocean as determined by tagging experi- 
ments, 1952-1964. Inter-Am. Trop. Tuna Comm., Bull. 
15( 1 ): 1—227. 
Goldberg, S. R.. and D. W. K. Au. 
1986. The spawning of skipjack tuna from southeastern 
Brazil as determined from histological examination of ova- 
ries. In Proceedings of the ICCAT conference on the inter- 
national skipjack year program (P. E. K. Symons, P. M. 
Miyake, and G. T. Sakagawa, eds.), p. 277-184. ICCAT, 
Madrid. 
Hennemuth. R C. 
1959. Morphometric comparison of skipjack from the cen- 
tral and eastern tropical Pacific Ocean. Inter-Am. Trop. 
Tuna Comm., Bull. 3(6):239-304. 
Hunter, J. R., A. W. Argue, W. H. Bayliff, A. E. Dizon, 
A. Fonteneau, D. Goodman, and G. Seckel. 
1986. The dynamics of tuna movements: an evaluation of 
past and future research. FAO Fish. Tech. Pap. 277, 78 p. 
FAO, Rome. 
Klawe, W. L. 
1963. Observations on the spawning of four species of tuna, 
Neothunnus macropterus, Katsuwonus pelamis, Auxis thaz- 
ard , and Euthynnus lineatus, in the eastern Pacific Ocean, 
based on the distribution of their larvae and juveniles. 
Inter-Am. Trop. Tuna Comm., Bull. 6(9):447-540. 
Matsumoto, W. M. 
1975. Distribution, relative abundance, and movement of 
skipjack tuna, Katsuwonus pelamis, in the Pacific Ocean 
based on Japanese tuna longline catches, 1964-67. U.S. 
Dep. Commer., NOAA Tech. Rep. NMFS Spec. Sci. Rep. 
Fish. Ser. 695, 30 p. 
Matsumoto, W. M., R. A. Skillman, and A. E. Dizon. 
1984. Synopsis of biological data on skipjack tuna, Kat- 
suwonus pelamis. U.S. Dep. Commer., NOAA Tech. Rep. 
NMFS Circ. 451, 92 p. 
Nishikawa, Y., M. Honma, S. Ueyanagi, and S. Kikawa. 
1985. Average distribution of larvae of oceanic species of 
scombrid fishes, 1956-1981. Far Seas Fish. Res. Lab. S 
series 12, 99 p. 
Orange, C. J. 
1961. Spawning of yellowfin and skipjack in the eastern 
tropical Pacific, as inferred from studies of gonad develop- 
ment. Inter-Am. Trop. Tuna Comm., Bull. 5(6): 459-526. 
Rothschild, B. J. 
1965. Hypothesis on the origin of exploited skipjack tuna 
( Katsuwonus pelamis) in the eastern and central Pacific 
Ocean. U.S. Fish. Wildl. Serv., Spec. Sci. Rep. Fish., 512, 
20 p. 
Schaefer, K. M. 
1998. Reproductive biology of yellowfin tuna ( Thunnus alb- 
acares) in the eastern Pacific Ocean. Inter-Am. Trop. Tuna 
Comm., Bull. 21(5): 201-272. 
In press. Reproductive biology of tunas. In Tuna: physio- 
logical ecology and evolution (B. A. Block and E. D. Stevens, 
eds.). Academic Press, San Diego, CA. 
Schaefer, M. B. 
1963. Report on the investigations of the Inter- American 
Tropical Tuna Commission for the year 1962 Inter-Am. 
Trop. Tuna Comm., Ann. Rep. 1962:35-149. 
Schaefer, M. B., and C. J. Orange. 
1956. Studies on the sexual development and spawning of 
yellowfin ( Neothunnus macropterus) and skipjack ( Katsu- 
wonus pelamis) in three areas of the eastern Pacific Ocean, 
by examination of gonads. Inter-Am. Trop. Tuna Comm., 
Bull. 1( 6 ):281— 349. 
Stequert, B., and B. Ramcharrun. 
1996. La reproduction du listao ( Katsuwonus pelamis) dans 
le bassin ouest de l’ocean Indien. Aquat. Living Resourc. 
9( 3 ):235— 247. 
Timohina, O. I., and E. V. Romanov. 
1996. Characteristics of ovogenesis and some data on matu- 
ration and spawning of skipjack tuna, Katsuwonus pelamis 
(Linnaeus, 1758), from the western part of the equatorial 
zone of the Indian Ocean. In Proceedings of the expert 
consultation on Indian Ocean tunas, 6 th session, Colombo, 
Sri Lanka (A. A. Anganuzzi, K. A. Stobberup, and N. J. 
Webb (eds.). p. 247-257. Indo-Pacific Tuna Development 
and Management Programme, Colombo, Sri Lanka. 
Tomlinson, P. K., S. Tsuji, and T. P. Calkins. 
1992. Length-frequency estimation for yellowfin tuna (Thun- 
nus albacares) caught by commercial fishing gear in the 
eastern Pacific Ocean. Inter-Am. Trop. Tuna Comm., Bull. 
20(61:359-398. 
Ueyanagi, S. 
1969. Observat ions on the distribution of tuna larvae in the 
Indo-Pacific Ocean with emphasis on the delineation of the 
spawning areas of albacore, Thunnus alalunga. Bull. Far 
Seas Fish. Res. Lab. 2:177-256. 
Wild, A., and J. Hampton. 
1994. A review of the biology and fisheries for skipjack tuna, 
Katsuwonus pelamis, in the Pacific Ocean. FAO Fish. 
Tech. Pap. 336(2):1-51. 
Williams, F. 
1972. Consideration of three proposed models of the migra- 
tion of young skipjack tuna ( Katsuwonus pelamis ) into the 
eastern Pacific Ocean. Fish. Bull. 70(31:741-762. 
