The colors of the ryukin are most attractive. A nnicolorecl fish is rarely seen, but a single 

 color may largely predominate. The color that is practically always present is vermilion, which 

 occurs on body, head, and fins, and is often mottled with white. ,\ golden reflecti(jn overlies the 

 red on the body and head, and sometimes extend on its fins. The most highly esteemed specimens 

 are those with variegated back and sides. 



The ryukin is relatively small. The maximum length from mouth to tip of tail probably never 

 e.xceeds /i/. or 8 inches, of which al)()ut half represents the caudal fin. 



A lot (.)f particularly fine examples of this yariet\' ])resented to the bhiited States Bureau of 

 Fisheries by the Onuma Fish Culture Association of Iburaki, Japan, was first exhibited at the 

 Jamestown Fxposition and then in Washington. These fish ha\-e the caudal fin divided to its base 

 and longer than the body, the anal fin long and double, and brilliant coloration. 



In repose, this variety assumes either a horizontal or slightly oblicpie position with the head 

 inclined upward or downward ; the tail fin is pendulous and hangs in graceful folds like a soft 



26 



