Favorite (by far):
Surubim AKA Pintada. I've only seen it in Brazil.
Also love: Wild trout, Steelhead, Haddock, Orange roughy, Sea scallops, Most crab, Lobster, and many others.
Dislike: Catfish, Farmed trout, Mackerel, Uni, Shark, Bacalao, and others I'm sure.