Gorgas' rice rat lives in coastal mangroves and swamp forests in Colombia and Venezuela. Its hind feet are adapted for semiaquatic movement.
Its fur is brown above and ochraceous below. It has small ears, large hind feet, and a short tuft at the tip of its tail.
It lives in coastal mangroves and swamp forests; stomach contents suggest an omnivorous diet.
An extinction-risk assessment has not been added yet.