water-type 

Possessing the ability to manipulate, control, take advantage of, or live in, water.

“Torrent powers up water-type moves when the Pokémon’s HP is low.”
-Dewott’s Pokédex entry.

water-type by MaybeARealWord April 19, 2021

Water-type Pokemon 

A Pokemon who has an advantage over Fire, Ground,and Rock-type Pokemon while being weak against Grass and Electric-type Pokemon.

Shellder
Squirtle
Starmie
Magikarp
Seaking
Vaporeon

Water-type Pokemon by Shawn B. October 23, 2003