Ok, based on a lot, and i mean A LOT of responses from different users, its not working properly, we dont know why, but for some reason sometimes it pops, sometimes it doesn't and rarely it crashes the game, maybe its just a error in the triggers that "maybe" depends on the pc or the versi...

So, im trying to do a 100% save file with the DLC but i cannot get the achivement "So long and thanks for all the fish", and i tried all different methods to trigger it, launch fish to a space platform, launch it back to the planet, dispose it to the space with a robo arm, travel to anothe...