The Torah permits us to eat fish that have fins and scales (Deuteronomy ch.14). No shellfish. See the attached Related link for a full list.
See the attached Related Link.
Gefilte fish.
Observant Jews do not eat crayfish.
Fish that have fins and scales
sun fish eat all kinds of fish except gold fish
sharks eat all kinds of fish
They don't eat fish. They eat algae off of the coral reefs.
Jews who keep kosher don't eat fish wihout scales (Deuteronomy ch.14).
Goldfish. They are "feeder" fish for them.
angel fish
Yes.
yes they can
cats-birds-bears-man-bigger fish eat smaller fish
They eat all kinds of fish! Cods, greenlings, salmonids...