Ohne

The Ohne are a semi-aquatic species from the Milky Way Galaxy in Stargate.

Biology
The Ohnes are a humanoid fish-like species. They possess blue cerulean skin with numerous barbels protruding from their face and sharp teeth. Ohnes are capable of having a lifespan that lasts five thousand years.

History
The Ohnes were attacked by the Goa'uld millennia ago, who conquered their ocean cities, bombarding them from orbit. After the main Goa'uld force left, the Ohnes launched a rebellion overwhelming the token force left on the planet.

Culture
The Ohnes are a caste-based culture, divided into two groups: Warrior Caste and Scholar Caste.

Source

 * Stargate: Fire and Water