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in both. The head of [[underlined]] C. albula [[/underlined]] is comparatively shorter than in [[underlined]] C. artedi. [[/underlined]] The two species will certainly be confounded if taken in the same waters, but the characters above mentioned will aid in their separation.

Mr. Frank N. Clark, of the U.S. Fish Commission, sent some specimens of the common whitefish, [[underlined]] Coregonus clupeiformis [[/underlined]], which he reared from eggs in the U.S. Hatchery at Northville, Michigan. (Catalogue numbers 37180, 37181) There are three individuals one year old and two aged two years; all of these were fed in ponds and are in thrifty condition. The feasibility of pond-[[strikethrough]] culture [[/strikethrough]] rearing for the whitefish is a decided advantage to the successful introduction of the species. Recent experiments by the U.S. Fish Commission indicate that all of the important [[underlined]] Salmonoids [[/underlined]] and certain of the [[underlined]] Clupeoids [[/underlined]] may be brought forward in enclosures to