Caranx ignobilis, commonly known as the giant trevally, is a powerful marine predator found in tropical and subtropical waters. It inhabits coral reefs and coastal areas, displaying a robust, silvery body with distinctive dark spots. Known for its aggressive hunting techniques, it preys on fish and crustaceans, often exhibiting cooperative hunting strategies.

Caranx ignobilis, commonly known as the Giant Trevally, is native to the Indo-Pacific region. Its geographical distribution includes the eastern coast of Africa, the Red Sea, the Indian Ocean, and the western Pacific Ocean. Countries where it is commonly found include Mozambique, Kenya, Seychelles, Maldives, Sri Lanka, India, Thailand, Indonesia, Philippines, Australia, and Polynesia.

The Giant Trevally typically inhabits a range of marine environments, including coral and rocky reefs, lagoons, and estuaries. It is often found in waters ranging from 1 to 100 meters deep, but can occur in depths up to 200 meters. The species thrives in tropical and subtropical climates, usually preferring clear, warm waters with temperatures ranging from 23 to 30 degrees Celsius.

Caranx ignobilis is a top predator in its ecosystem, feeding on a variety of prey including fish, crustaceans, and cephalopods. It plays a crucial role in maintaining the balance of reef ecosystems by controlling prey populations. The species is known for its adaptability, frequently hunting in schools or solitary and exhibiting opportunistic feeding behavior. Its role as an apex predator makes it a key species for monitoring the health of marine environments where it resides.