fishetarian

plural fishetarians

1. informalA pescetarian; one who eats no meat other than fish.

   'Okay, we can't do monkfish for the fishetarians because it's not kosher, and the koshers won't eat red meat either, so cod will do for them[…]

   2005, Michael Bywater, Lost Worlds, page 39

   1 more example

   Uncle Murray is on a very strict heart healthy diet. Katherine may be a fishetarian — she has some sort of ulcer-thing I think, because I know that eating much in the way of tomatoes is a no-no for her.

   2006, Hana Schank, A More Perfect Union, page 82