It's names Wrasse!
Yes it is edible
yes they are
yes they are edible with fish lice.because when boiled or roasted properly,all germs die
Yes. All fishes are edible.
Yes, Arowana fish is edible. This species of fish is not a popular fish to be eaten, but it can be and will not harm you if you eat it because it is not toxic.
yes
no no no
A fish uses its gills to sense what food to eat, if it's edible or in edible
Poisonous fish will have poison gland on them.
yes
The blob fish feeds by just sitting in the water and waiting for something edible to come by. So technically the blob fish eats anything edible.
No, there are no edible fish that I know of. Besides, who wants to eat a butterfly.