Tuna

The tuna was a type of edible fish native to Earth.

In an illusion created by the Talosians, Vina brought chicken tuna sandwiches along on their picnic that were made based on a recipe used by Christopher Pike's mother. 

Geordi La Forge once told Data about a trick his sister, Ariana, used to train her cat, in effort to assist Data in training his cat Spot. According to Geordi, his sister walked around for two months with a piece of tuna in her blouse.