Sciades is a genus of sea catfishes mostly found along the Atlantic Ocean and Caribbean Sea coasts of Central and South America. One species, S. dowii occurs on the Pacific side from Panama to Ecuador, another, S. paucus is a freshwater form found in Australia, while S. sona is a widespread species found along the Indian Ocean coasts of South Asia east into the Pacific to Polynesia. There are currently eight described species in this genus.