Sockeye	Pink	Coho	Chum	Chinook
Spots	large oval spots on back and tail
	fine black speckling
	large oval spots
	fine black speckling on back
Teeth	black colour at base of teeth
	white colour at base of teeth
Scales	small scales
	moderate sized scales
Tail	base of tail is slender
	base of tail is stout
Fins	dark colour on tips of all fins except dorsal fin
	no distinct dark edges on fins
Colour (pre-spawning)	Dorsal surface of the head and body is a brilliant steel-blue to green-blue.
	Dorsal surface metallic blue with black tinge on the tips of the fins.
	Greenish blue to black on the dorsal surface, frequently with a faint reddish to rusty hue.
	Metallic blue on the dorsal surface.