CONTENTS. 



Report of the Commissioner of Fisheries for the fiscal year ended June 

 30, 1922. By Henry O'Malley. 50 pp. (Document No. 913. Issued De- 

 cember 14, 1922.) 



Fresh-water Crustacea as food for young fishes. By William Converse 

 Kendall. Appendix I, 32 pp., 10 figs. (Document No. 914. Issued October 

 25, 1921.) 



Principles involved in the preservation of fish by salt. By Harden F. 

 Taylor. Appendix II, 22 pp. (Document No. 919. Issued February 4, 

 1922. ) 



Shellfish resources of the northwest coast of the United States. By 

 Charles H. Edmondson. Appendix III, 21 pp., 25 figs. (Document No. 920. 

 Issued April 8, 1922.) 



TJSE OF FISHES FOR CONTROL OF JLOSQUITOES IN NORTHERN FRESH WATERS OF THE 



United States. By J. Percy Moore. Appendix IV, 60 pp., 14 figs. (Docu- 

 ment No. 928. Issued June 9, 1922.) 



Mortality in pike-perch eggs in hatcheries. By Franz Schrader and Sally 

 Hughes Schrader. Appendix V, 11 pp., 23 figs. (Document No. 926. Is- 

 sued April 27, 1922.) 



Sources, preparation, and properties of some algal gelatines. By Irving A, 

 Field. Appendix VI, 7 pp. (Document No. 929. Issued June 30, 1922.) 



Trade in fresh and frozen fishery products and related marketing consider- 

 ations in Seattle, Wash. By L. T. Hopkinson and W. P. Studdert. Ap- 

 pendix VII, 16 pp. (Document No. 930. Issued August 5, 1922.) 



Fisheries and market for fishery products in Mexico, Central America, 

 South America, West Indies, and Berml^das. Compiled by Lewis Rad- 

 cliffe. Appendix Vlll, 105 pp., 1 map. (Document No. 931. Issued Sep- 

 tember 14, 1922.) 



Fishery industries of the United States. Report of the division of fish- 

 ery industries for 1921. By Lewis Radcliffe. Appendix IX, 136 pp., 8 

 figs. (Document No. 932. Issued December 5, 1922.) 



AxASKA FISHERY AND FUR-SEAL INDUSTRIES IN 1921. By Ward T. Bowcr. Ap- 

 pendix X, 85 pp., 21 figs. (Document No. 933. Issued December 4, 1922.) 



The Kentucky River and its mussel resoutjces. By Ernest Danglade. Ap- 

 pendix XL 8 pp., 7 figs. (Document No. 934. Issued November 22, 1922.) 



Goldfish: Their care in small aquaria. By E. C. Fearnow. Appendix XII, 

 10 pp., 6 figs. (Document No. 935. Issued April 4, 1923.) 



Progress in biological inquiries, 1922. Report of the division of scientific 

 inquiry for the fiscal year 1922. By R. E. Coker (with the collaboration 

 of investigators.) Appendix XIII, 26 pp. (Document No. 936. Issued 

 March 9, 1923. ) 



Fisheries prosecuted by California fishermen in Mexican waters. By R. 

 A. Coleman. Appendix XIV, 9 pp. (Document No. 937. Issued March 

 19, 1923.) 



Life history and ecology of the orange-spotted sunfish, Lepomis humilis. 

 By R. L. Barney and B. J. Anson. Appendix XV, 16 pp., 7 figs. (Docu- 

 ment No. 938. Issued March 23, 1923.) 



Tbade in fresh and frozen fishery products and related marketing con- 

 siderations IN Boston, Mass. By L. T. Hopkinson. Appendix XVI, 27 

 pp., 2 figs. (Document No. 939. Issued April 26, 1923.) 



Peopagation and distribution of food fishes, 1922. Report of the division 

 OF FISH CULTURE FOR THE FISCAL YEAR 1922. By Glou C. Lcach. Appendix 

 XVII, 116 pp., 9 figs. (Document No, 941. Issued July 5, 1923.) 

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