Redfish are not carp. Red fish usually refers to the red-finned flute snapper, is the flute snapper family, the flute snapper genus of fish, often inhabiting the reef sand mixed area, gravel area, rocky area, mud and sandy area or offshore independent reefs, etc. Carp is also known as carp abducted, carp, hairy, is the carp family, the carp genus of freshwater fish, live alone or in small groups in ponds, lakes, rivers and other places.