190 



FISHERY BTJLLE3TIN OF THE FISH AND WILDLIFE SERVICE 



Genovese, Sebastiano. — Continued 



metric pressure, salinity, density, oxygen, 

 transparency, currents during the fishing 

 season (May-June) of a liorth Sicilian 

 tuna trap for Thunnus thyitnus. 



1953. Osservazioni idrologiche eseguite nelld toii- 

 nara Capo San Marco (Sciacca) durante la 

 campagna di pesca 1953. Boll. Pesca Piscic. 

 Idrobiol. 8(n.s.), Fasc. 2:241-251. [P] 



Meteorological, hydrological data and 

 catch records at a south Sicilian tuna trap; 

 Thunnus thynnus: fishing season, average 

 weight, notes on sexual maturity. 



GiNSBURG, Isaac. 



1953. The taxonomic status and nomenclature of 

 some Atlantic and Pacific populations of 

 yellowfin and bluefin tunas. Copeia 1953(1) : 

 1-10. [P] 



Thunnus thynnus, T. secundodorsalis, T. 

 saliens, T. albacares, T. subulatus, T. cata- 

 linae, T. macropterus : synonymy. 



GODSIL, H. C. 



1936. Tuna tagging. J. Cons. int. Explor. Mer 

 ll(l):94-47. [P]. 



Description and figures of a strap-disk 

 opercular tag used on yellowfin and skip- 

 jack off California, together with the 

 tools technique for applying it. 



1937. The five tunas. Fish. Bull.; Sacramento 

 49:24-33. [P]. 



Catch statistics for yellovsrfin, bluefin, 

 skipjack, albacore, and bonito in and ad- 

 jacent to California waters. 



1938a. The high seas tuna fishery of California. 

 Fish. Bull., Sacramento 51:1-40. [P]. 



Yellowfin and skipjack fishing methods, 

 capture of livebait, handling of catch. 



1938b. Tuna tagging. Calif. Fish Game 24:245- 

 250. 



Skipjack, yellowfin tuna: tagging meth- 

 ods and release records. 



1938c. Tuna tags. J. Cons. Int. Explor. Mer 

 13(2): 217-220. [P] 

 i Reports tagging of approximately 4,000 



tuna on American Pacific coasts with, no 

 recoveries; results of tests exposing ena- 

 meled silver tags to sea water. 



1945. The Pacific tunas. Calif. Fish Game 31 (4) ; 

 185-194. [P] 



Keys and figures for Katsuwonus pela- 

 mis, Sarda lineolata,' Thunnus thynnus, 

 Neothunnus macropterus, Thunnus alalun- 

 ga, and Pan-athxmnua mebachi. 



GODSiL^ H. C. — Continued 



; 1948. A preliminary population study of the yel- 

 I lowfLn tuna and the albacore. Fish Bull., 



Sacramento 70:90 p. [P] 



Neothunnus macropterus, Thunnus gernio: 

 morphometric data; population relation- 

 ship of Japanese, Hawaiian, and Califor- 

 nia fish analyzed; methods of taking mor- 

 phometric measurements described. 



1949a. A progress report on the tuna investiga- 

 tions. Calif. Fish Game 35(1) :5-9. [P] 



Albacore, yellowfin tuna: summary of 

 population studies based on morphometric 

 analysis. 



1949b. The tunas. In: The commercial fish catch 

 off California for the year 1947 with an his- 

 torical review 1916-1947. Fish Bull., Sacra- 

 mento 74:11-27. [P] 



Catch statistics and distribution for Neo- 

  .ifrt'J . ■"■ thunnus macropterus, Katsuivonua pela- 

 mis, Thunnus germo, Thunnus thynnus; 

 fishing methods briefly described. 



GODSIL, H. C, and R. D. Byers. 



1944. A systematic study of the Pacific tunas. 

 Fish Bull., Sacramento 60:131 p. [P] 



Katsuwonus pelamis, Neothunnus macrop- 

 terus, Parathunnus mebachi, Thunnus ger- 

 mo, T. thynnus: proportional measure- 

 ments, methods of measurement, internal 

 anatomy, key, figures, description, classl- 

 ' ' '  ' f ication, counts of meristic characters, 



anatomical differences between species 

 listed; population relationships discussed 

 for all except P. mebachi. 



''o .iv>r! 



GODSiL, H. C, and E. C. GREENHOOD. 



1948. Some observations on the tunas of the 

 Hawaiian region. Calif. Div. Fish Game. Bur. 

 Mar. Fish. Mimeogr. Rep. 



Albacore, black skipjack, skipjack, yellow- 

 fin tuna : distribution. 



1951. A comparison of the populations of yellow- 

 fin tuna, Neothunnus macropterus, from the 

 eastern and central Pacific. Fish Bull.j Sacra- 

 mento 82:1-33. [P] 



Comparative study of morphometric meas- 

 urements of specimens from Hawaii, Pal- 

 myra, Fiji, and the Pacific Coast of North 

 America. A study of the homogeneity of 

 the central Pacific stocks is also included. 



1952. Observations on the occurrence of tunas in 

 the eastern and central Pacific. Calif. Fish 

 Game 38 ( 2 ) : 239-249. [P] 



Distribution of Thunnus germo, Neothun- 

 nus macropterus, Katsuwonus pelamis. 



GODSIL, H. C, and E. K. Holmbekg. i 



1950. A comparison of the bluefin ' tunas, genus 



