Antedean
- Appearance: Piscine (TNG: "Manhunt")
- Generally fish-like in appearance (TNG: "Manhunt")
- Homeworld: Antede III
- Biological notes
- Amphibious species, residing largely in the water (TNG Novel: A Time to Kill)
- Hydration suits required when living out of water for extended periods (S31 Novel: Rogue)
- Larynges produce sounds through drawing fluid in, not pushing fluid out (TNG Novel: A Time to Kill)
- Interstellar travel generally causes intense vertigo (TNG: "Manhunt")
- Antedeans can enter a hibernation state to avoid this discomfort (TNG: "Manhunt")
- Following the hibernation, Antedeans require a large amount of food to replenish themselves (TNG: "Manhunt")
- Antedeans who must engage in interstellar travel on a regular basis can use cortical stimulators tuned to nullify the neural impulses behind this vertigo instead (S31 Novel: Rogue)
- Antedeans can enter a hibernation state to avoid this discomfort (TNG: "Manhunt")
- Amphibious species, residing largely in the water (TNG Novel: A Time to Kill)
- Cultural notes
- First Antedean member in Starfleet by late 23rd century (TLE Novel: The Sundered)