An eel-like fish popular in home aquariums — but not native to North America — has been found for the first time in a Georgia waterway. The discovery of the weather loach (Misgurnus anguillicaudatus), ...

As every ichthyologist knows, certain fish seem to possess an acutely developed weather sense: e.g., the loach, a species of carp (known in Germany as the “weather fish”), which becomes very lively ...