Mastacembelidae Directory References Discover 6 Classical Dances of India The Largest Islands in the World Which Religion Is the Oldest? 10 Best Hockey Players of All Time 12 Greek Gods and Goddesses 9 American Political Scandals Timeline of the 1990s Contents Mastacembelidae fish family Learn about this topic in these articles:spiny eels In spiny eel…those of the freshwater family Mastacembelidae (order Perciformes) and of the deep-sea family Notacanthidae (order Notacanthiformes). Members of both groups are elongated and eel-like but are not related to true eels.Read More