Now Gothamist can feel our pain and horror: they’ve had their first sighting of a snakehead fish in a lake in Queens.Last month, biologists with New York State’s Department of Environmental Conservation were doing a routine sampling of the fish in the brackish water at Meadow Lake in Flushing Meadows-Corona Park in Queens when, to their horror, they found a northern snakehead fish, then another and another until they had five, including one monster 28…