strabismus in which one or both eyes are directed outward
"After years of ignoring his condition, Mark finally sought treatment for his walleye to correct the way his eyes turned outward."
pike-like freshwater perches
"We spent all morning trolling for walleye in the deep channels of Lake Erie."
One or a pair of sideways-looking misaligned eyes.
"The walleye stared back at me from the murky pond, its single large eye reflecting the dim light above."