No distinct spots on back, dorsal fin, or tail. Spawning adults develop dull, green colored heads with brick red to scarlet bodies. No distinct spots on back or tail. The pupil of the eye is nearly the same size as the entire eye. Spawning adults develop olive green coloration on the back with maroon sides covered with irregular dull red bars.
Males exhibit many large, canine teeth.
Scales very small. Spawning adults take on a dull gray coloration on the back and upper sides with a creamy-white color below. Males develop a pronounced hump. All contents Arctic Web Publications.