No it does not have scales, and yes, it has fins
Tilapia fish has fins and scales like any other fish. The tilapis fins and scales are less difficult to remove.
Most. There are very few fish that have no scales and all fish have fins.
Yes, they are a species of cod.
yes
Pacu are a type of piranha. They do have scales, like most fish, as well as fins.
seer fish has no scales
Yes. It's a kosher fish, a fish that has scales and fins.
Yes all species of Tuna have both scales and fins.
Yes, Salmon do have fins and scales like most fish (although som fish, like catfish, do not have scales). I have never heard of a fish without fins, although eels have less fins than many other fish. The scales tend to be small and most fish vendors will sell salmon fillets with the skin and scales still on (although some people think the scales are unpleasant).
Fish that have fins and scales
Yes, Salmon do have fins and scales like most fish (although som fish, like catfish, do not have scales). I have never heard of a fish without fins, although eels have less fins than many other fish. The scales tend to be small and most fish vendors will sell salmon fillets with the skin and scales still on (although some people think the scales are unpleasant).