The Worst Fish To Keep Walking into a fish store, you're excited to find the perfect addition to your aquarium. Maybe you're looking for something unique, like an exotic catfish, to spice things up. But not all fish stores are the same, and some might sell you something you dont need for example, a channel catfish. While fascinating, channel catfish can grow fast and turn your other fish into a snack, costing more than the average fish. To avoid this, always ask questions and talk to the staff b