ANTEDEANS

Planet of Origin: Antede III

Species of fish-like humanoids. They are able to enter catatonic state for long period of time, although this requires them to eat large quantities of food before and afterward. As of the 24^th century, they had developed an highly advanced civilisation but had not really ventured into space as they found the spaeflight experience to be extremely traumatic.

Source: Star Trek Universe: Star Trek: TNG: "Manhunt”