River god

A River god, or Potamus, is a nature spirit that presides over a river. Each river has a god, that are sons of Oceanus. Their daughters are the fresh water naiads and their appearance is often not completely human, with animal features.

History
Potamoi are the sons of the water Titans Oceanus and Tethys, and are brothers of the Oceanids, also children of Oceanus. Every river has a eponymous river god. Potamoi often have many daughters, the naiads, who inhabit the river or a nearby body of water.

List of Potamoi

 * The East River Spirit
 * The Hudson River Spirit
 * The Tiber
 * The River Achelous
 * The River Styx
 * The River Acheron
 * The River Lethe
 * The River Cocytus
 * The River Phlegethon