264 BULLETIN OF THE BUREAU OF FISHERIES 



Marsh, Millard C, and John N. Cobb. 



1908. The fisheries of Alaska in 1907. Report, U. S. Commissioner of Fisheries for 1907 



(1909). Bureau of Fisheries Document No. 623, 64 pp. Washington. [Salnion- 

 marlcing experiments, pp. 27-29.] 



1909. The fisheries of Alaska in 1908. Ibid., 1908 (1910). Bureau of Fisheries Document 



No. 645, 78 pp. Washington. [Salmon-marking experiments, pp. 57-59.] 



1910. The fisheries of Alaska in 1909. Ibid., 1909 (1911). Bureau of Fisheries Document 



No. 730, 58 pp. Washington. [Marked salmon, pp. 26-27.] 



1911. The fisheries of Alaska in 1910. Ibid., 1910 (1911). Bureau of Fisheries Documen 



No. 746, 72 pp. Washington. [Return of marked salmon, pp. 26-27.] 

 Oregon Fisheries Department. 



1898. Sixth annual report of the State fish and game protector [of State of Oregon], 1898, p. 



48. Salem. 

 1900. Annual report, Department of Fisheries, State of Oregon, for 1899 (1900), p. 15. Salem. 

 Rich, Willis H. 



1920. Early history and seaward migration of chinook salmon in the Columbia and Sacramento 



Rivers. BuUetin, U. S. Bureau of Fisheries, Vol. XXXVII, 1919-1920 (1922), pp. 

 1-74, Pis. I-IV. Washington. 

 Snyder, J. O. 



1921. Three California marked salmon recovered. Cahfornia Fish and Game. vol. 7, No. 1, 



January, 1921, pp. 1-6, figs. 1-4. Sacramento. 



1922. The return of marked king salmon grilse. Ibid., vol. 8, No. 2, April, 1922, pp. 102-107, 



figs. 40-50. Sacramento. 



1923. A second report on the return of king salmon marked in 1919, in Klamath River. Ibid., 



vol. 9, No. 1, January, 1923, pp. 1-9, figs. 1-5. Sacramento. 



1924. A third report on the return of king salmon marked in 1919 in Klamath River. Ibid., 



vol. 10, No. 3, July, 1924, pp. 110-114, pis. 1-2. Sacramento. 

 Snyder, John O., and Eugene C. Scofield. 



1924. An experiment relating to the homing instinct of king salmon. California Fish and 

 Game, vol. 10, No. 1, January, 1924, pp. 9-16, figs. 1-6. Sacramento. 

 Williamson, H. Charles. 



1927. Pacific salmon migration: Report of the tagging operations in 1925. Contribution to 

 Canadian Biology and Fisheries, new series, Vol. Ill, No. 9, 1927. Toronto. 



EXPLANATION OF FIGURES 



The magnifications indicated in all of the legends are only approximate. Abbreviations used 

 in the figures: ;'. rh. indicates incidental check; .s/. gr., stream growth; int., intermediate growth; 

 1, 2,S, etc., the age of the fish in years when the corresponding points on the scales were marginal. 



