Poseiden class submersibles

Unity corporation working submarines primarily used for fishing on planets with icy crusts. They have two decks and a crew of up to fifteen. The lower deck contains a full fish processing plant.

The Flying Fish

The Flying Fish is a Poseidon class fishing submarine on Aetna. It is captained by Rick Carter.

The Clarion

The Clarion is a Manatee class container ship working mainly in Unity space, but it is one of the few ships that has the right to take cargo into Imperial space through the Jersey Prime gate.

Superman

Superman is a beluga class hydrogen tanker in Unity space.

Goliath

Goliath is a beluga class tanker ship operating in Unity space.

Titan

The Titan is a bluefin class cargo vessel that runs in Unity held space.

The Leroy Jenkins

The Leroy Jenkins was a Goliath-class cargo ship in the Unity. When inspected, Robert Logan found a container of engineered salmon that the new cargo master was trying to smuggle onto Aetna. He was forced to turn the ship over to the gendarmes for inspection, but he did so only after making sure its captain, Charlie, was able to protect himself and the  that the smuggling operation on the orbital.

The Behemouth

The Behemouth is a Poseidon class fishing submarine based in Utopia on the moon Aetna