• no adipose fin is present
• very thick dark stripe along the lateral line
• caudal (tail) fin well forked with rounded lobes
• wide head with large mouth opening

Known distribution: Mackenzie and Yukon River systems.

Other notable comments and clues:

• The most distinguishing feature of the juvenile lake chub is a very thick dark stripe along the lateral line.
• Sizes of 100mm are considered adults (not very big fish as adults).