The New International Encyclopædia/Ide

IDE (Norweg., Swed. id, roach). A fish (Leuciscus idus), closely allied to the roach. It inhabits the lakes of the northern parts of Europe, and ascends rivers in April and May to spawn. It is excellent for the table. A gold-colored variety, called ‘orfe,’ is bred in Germany, and is sold extensively for ornamental aquariums.