The red cornet fish is one of only four species of its kind found throughout tropical and subtropical marine environments. They belong to the order Syngnathiformes which include the seahorse and pipefish. The cornet fish is often encountered on the reef where it is seen stalking its prey. Numerous smaller males can often be seen swimming alongside a larger female cornet fish. The males will shake their bodies in an attempt to court with the female. Cornet fish can reach a length of over 5 feet!