As of [[Generation VIII]], there are 143 Water-type Pokémon or 16% of all Pokémon (counting those that are Water-type in at least one of their [[List of Pokémon with form differences|forms]]), making it the most common of the eighteen types. All other types have been paired up with Water at least once - after the official release of Volcanion, Water became the second type to have this trait, after Flying.
===Pure Water-type Pokémon===
* Generation I introduced the most Water-type moves of any generation, with nine, and [[Generation VI]] and [[Generation II]] introduced the fewest Water-type moves, with three each.
* The Water type has the most Pokémon that evolve via [[Trade|trading]], with a total of six including: Politoed, Slowking, Kingdra, Milotic, Huntail, and Gorebyss.
* [[Junichi Masuda]] has stated that Water is his favorite type.