1242 FISHERIES OF THE UNITED STATES. [88] 



Fish-cultural operations — Continued. 



in the apparatus in the hatchery. Size, 8 by 10 inches. Grand 

 Lake Stream, Me., 1882. (769) 2,223. U. S. Fish Commission. 



Taking shad eggs. 



Photograph of employes of the U. S. Fish Commission engaged 

 in stripping shad at the Sutton Beach Fishery, in Albemarle 

 Sound. Size, 8 by 10 inches. Avoca, N". C, 1877. 2,254. U. 

 S. Fish Commission. 



UlPE SALMON. 



Photograph of a landlocked salmon with eggs fully matured. Size, 

 8 by 10 inches. Grand Lake Stream, Me., 1882. (763) 2,222. 

 U. S. Fish Commission. 



Taking salmon eggs. 



Photograph of the U. S. Fish Commission spawn-takers engaged in 

 stripping salmon to secure eggs for hatching purposes. Size, 

 8 by 10 inches. Washington, D. 0., 1882. (634) 2,132. U. S. 

 Fish Commission. 



Tagging salmon. 



Photograph of a man fastening a small numbered platinum tag to 

 the dorsal fin of a salmon from which eggs have been taken 

 before returning the fish to the river. This method of tagging 

 is practiced by Mr. C. G. Atkins to give a clue to the move- 

 ments of the fish that have passed through his hands. Before 

 the salmon is liberated, its length and weight, together with 

 the date, are accurately recorded, and when it is recaptured the 

 same facts are noted, thus giving the growth, and something of 

 the movements, in a known period. Size, 8 by 10 inches. 

 Bucksport, Me., 1882. (756)2,217. U. S. Fish Commission. 



"Work at central hatching station. 



Photograph of employes of the U. S. Fish Commission receiving- 

 shad eggs that have been transported from the fishing stations 

 20 miles distant on the McDonald egg-crates. One man is en- 

 gaged in unstrapping the crates, another in removing the eggs 

 to hatching jars, while still another is dipping young shad into 

 a can for shipment. Size, 8 by 10 inches. Washington, D. C, 

 1882. 2,239. U. S. Fish Commission. 



Picking salmon eggs. 



Photograph of a man at work removing the dead eggs from the 

 hatching, trays at Grand Lake stream. It is necessary that the 

 bad eggs should be removed daily, or at intervals of a few days, 

 in order that the adjoining good eggs may not be injured by 



