barracuda is slender, and the largest barracuda can grow to 1.8 meters long. Barracuda's head is short and wide with large scales. Barracuda has a bluish gray dorsal surface and a light gray ventral surface, and scales on both sides have black vertical stripes. Barracuda lives in coastal areas, estuaries of rivers or salt water. Barracuda likes to live in groups and feeds on organic matter in underwater soil.