The Lake Kinden are a group of peoples who live in the depths of Lake Limnia. It is unknown whether there are any related kinden living in the similarly sized lakes elsewhere in the world.
Only four separate kinden have been identified:
All four of these have an art that allows them to capture pockets of air around their body as they enter water, permitting them to breathe underwater.
Unfortunately, most of the information which we have comes to us second-hand through an unreliable narrator, rendering very little of it guaranteed fact.