Definition: "Pearlweed" is a term that refers to a type of fish found in freshwater lakes, rivers, and streams. These fish are typically small and round, with a white or light-colored body and an insides that are usually pinkish or purple. Pearlweeds are often referred to as "pearlweed" because they have the appearance of pearls when they swim downstream. They are also known for their ability to grow in very shallow water, which is why many people enjoy fishing with