Colomesus

Colomesus is a genus of pufferfish in the family Tetraodontidae. The genus includes only three species:

Colomesus asellus – Amazon Puffer
Colomesus psittacus
Colomesus tocantinensis

Origin

All three species originate from South America. Colomesus asellus and Colomesus tocantinensis are real freshwater fish that live in the Amazon region. Colomesus psittacus can tolerate both freshwater and brackish water and even seawater (euryhaline).

Colomesus asellus - Peru