The term 'COLORFUL FISH' can be broken down into several crossword solutions, including ORFE (4 letters), KOI (3 letters), TETRA (5 letters), NEONS (5 letters), ANGELFISH (9 letters), TETRAS (6 letters), OPAH (4 letters), BOCE (4 letters), OPAHS (5 letters), WRASSE (6 letters), WRASSES (7 letters), and NEONTETRA (9 letters). ORFE is a type of fish found in the Black Sea and Mediterranean Sea, while KOI are ornamental carp that are often kept in ponds. TETRA is a group of small freshwater fish, and NEONS are a type of tetra that are brightly colored. ANGELFISH are tropical fish with tall, thin bodies and bright colors, and TETRAS are a group of small, colorful fish. OPAH is a large, colorful fish found in the Pacific Ocean, and BOCE is a type of fish found in the Mediterranean Sea. OPAHS and WRASSE are both large, colorful fish found in the ocean, and WRASSES are a group of fish related to WRASSE. Finally, NEONTETRA is a type of brightly colored fish found in South America.