170 FISHERIES OF THE UNITED STATES. 



EESULTS OF WORK. 



1. Publications of the Coiniuission — Coutinuecl. 



XXI. Table of tempeiaturea taken iu "Wood's Hole harbor, 



from January 1, 1873, to December Page. 



31, 1873 828 



XXII. List (.f illustratious 838 



XXIII. Alphabetical index 835 



8. Eeport. I'iirr II. 1874. 



9. Report. Part II, witli supplement. 



1874. Baikd, Spencer F. 



United States Commi-ssion of Fish and Fisheries. | Fart II. | Report 

 I of I the Commissioner | for | 1872 and 1873. | — | A. — Inquiry 

 into the docrea.se of the food-fi.shes. | B. — The propagation of food- 

 ti.shes iu the waters | of the United States. | — | With supple- 

 mentary pai)ors. I Washington: | Government Printing Office, j 

 1874. [8vo. pp. CII, 808, pis. xxxvii, 4 maps.] 



CONTENTS. * 



REPOnX OF THE COMMISSIONER. 



A. Inquiry into the decrease of the food-fishes. Page. 



1. Preliminary steps I 



Passage of law and appointment of Commissioner I 



2. Investigation of 1871 I 



Researches at Wood's Hole, Mass II 



Publications of report II 



3. Investigations of 1872 H 



Kesearches at Eastjiort, Me 1 1 1 



Information from individuals 1 1 1 



Assistance from Dominion authorities HE 



Associates in the inquiry 1 1 1 



List of visitors at Eastport station TV 



Assistance rendered by the government "V 



United States Revenue Marine "V 



United States Coast Survey. . ..' VII 



United States Signal Service. X 



Visit to the British provinces VT 



Ocean temperatures and the herring fisheries VI 



Exploration of the Bache on George's Banks VII 



4. Corresponding researches of other nations VHt 



German explorations of the Xorth Sea v 1 1 1 



Herring fisheries of Scotland VI 



5. Concurrent action of the United States Signal Service X 



In taking temperature of water X 



Signal .station at Eastport, Me -. XI 



C. Decrease of the cod-fisheries of the New England coast XI 



Concuricnt with the erection of river-dams XI 



Due to consequent diminution of anadromous fish XI 



Erection of fish waj's necessaiy to their restoration XTV 



Compaiative influence ou the cod-fisheries of different 



shore fish XII 



Of alewives, shad, salmon XII 



Of sea-herring XUI 



7. Investigation in 1S~\ and 1ST2 on the Great Lakes XIV 



Eeport by Mr. J. W. Milneron whitefish, lake trout, &c. XV 



B. Action in regard to propagation of food-fishes. 



8. Introductcry measures XVI 



Action of American Eishculturists' Association XVI 



Consultation meeting in Boston in June XVH 



9. Propagation of shad in 1872 XVII 



Their transfer by S('th Green to the Alleghany and Mis- 



sis8i|ipi XVH 



