Best answer
All fish have some level of night vision,although some species like walleyes are much better than others at seeing in the dark. That means they do not have 渂inocular vision?as we do. Biologists believe that their depth perception is poor and most fish have a semi-blind spot straight ahead of them. Can a fish go blind?
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How do I know if my fish is blind?
Put a clean chopstick slowly near the so call blind eye. If no run away reaction is blind. Normally a blind fish, the eye ball is smaller or whitish in color. Treat your fishes like your baby. The sign and symptom is the same but cannot talk.
What is a blind fish called?
Blind fish, any of various eyeless fishes, among them several unrelated cave-dwelling species of the families Amblyopsidae, Characidae, and others. See cave fish. This article was most recently revised and updated by Richard Pallardy, Research Editor.
What do blind animals do when they can see?
Other blind animals rely on their other sense or even develop new sensory organs to compensate for the lack of sight. But for some of these creatures, bad eyesight is a liability that they manage to overcome through their other unique abilities.
Are bats really blind as a bat?
The phrase 渂lind as a bat ?is a serious misnomer, as most species of bats are believed to have eyesight as good as or even better than humans. It an old wives tale that been passed down due to the nocturnal nature of the species, but there are a surprising number of animals that get by without the need for sight.