Hemiramphus brasiliensis

Also known as ballyhoo halfbeak, ballyhoo

The ballyhoo halfbeak, ballyhoo, balahu, redtailed balao or yellowtail ballyhoo (Hemiramphus brasiliensis) is a baitfish of the halfbeak family (Hemiramphidae). It is similar to the Balao halfbeak (H. balao) in most features. Some are used for trolling by saltwater anglers. Some have caused ciguatera poisoning in humans.