40 BULLETIN OF THE UNITED STATES FISH COMMISSION. 



501. Jacobson, H. Translator. What should be done by the Gov- 

 ernment with regard to the great Bohus-liin herring fisheries. 

 By Axel Vilhelru Ljungman. 



[In Report of the Commissioner for 1880, Part VIII, 1883, pp. 99-126.] 



502. . Translator. Report on the practical and scientific 



investigations of the spring herring fisheries during the year 

 1880, submitted to the Department of the Interior. By O. S. 

 Jensen. 



[In Report of the Commissioner for 1880, Part VIII, 1883, pp. 127-161.] 



503. . Translator. The Iceland fisheries. By C. Trolle. 



[In Report of the Commissioner for 1880, Part VIII, 1883, pp. 77 87.] 



504. . Translator. Keport submitted to the Department 



of the Interior on the practical and scientific investigations of 

 the Fininark capelan fisheries, made during the spring of the 

 year 1879. By G. O. Sars. 

 [In Report of the Commissioner for 1880, Part VIII, 1883, pp. 167-187.] 



505. . Translator. Contributions to the biology of the 



Bhine salmon. By F. Miescher-Ruseh. 



[In Report of the Commissioner for 1880, Part VIII, 1883, pp. 427-474.] 



506. . Translator. Beport on the condition of piscicul. 



ture in foreign countries, from documents collected at the In- 

 ternational Fishery Exposition at Berlin, 1880. By M. C. 

 Raveret-Wattel. 



[In Report of the Commissioner for 1880, Part VIII, 1883, pp. 477-489.] 



507. . Translator. The artificial propagation of fish. 



By J. P. J. Koltz. 



[In Report of the Commissioner for 1880, Part VIII, 1883, pp. 491-516, tigs. 27.] 



508. . Translator. The transformation of salt marshes 



into fish-ponds. By M. Ducastel. 



[In Report of the Commissioner for 1880, Part VIII, 1883, pp. 517-531, figs. 2.] 



509. . Translator. Pond-cultivation on the Kaniow es- 

 tate (District of Biala, Galicia), the property of his imperial 

 highness, Archduke Albrecht of Austria. By Adolph Gasch. 

 [In Report of the Commissioner for 1880, Part VIII, 1883, pp. 533-543.] 



510. . Translator. The injurious influence on piscicul- 

 ture of the retting water of flax and hemp. By E. Reichardt. 



[In Report of the Commissioner for 18b0, Part VIII, 1883, pp. 545-550.] 



511. . Translator. Raise carp! By Max von dem Borne. 



[In Report of the Commissioner for 1830, Part VIII, 1883, pp. 673-680.] 



