Foryoung striped eel catfish, there really is safety in numbers. A recent Instagram post shares a video by Marie-Laure Vergne of about one hundred juvenile fish moving across the bottom of the ocean. The Abyss Dive Center, a scuba diving school located in Amed, Bali, explains in the post that until the fish are fully grown and gain all of their deadly capabilities, they protect themselves by swimming in dense groups. Similar to other catfish, this species has four pairs of barbels on the upper and lower jaws. In their pectoral and first dorsal fins, though, the fish have a highly venomous, and sometimes fatal, spine.[…]

Source: Striped Eel Catfish Traverse the Ocean Floor as a Strategically Rotating Mass