The lemon tetra (scientific name: Hyphessobrycon pulchripinnis) is a small freshwater fish that can create a big visual impact in your tank. Lemon tetras are native to South America and inhabit parts of the Amazon River. Most often, they can be found dwelling in narrow streams around the Tapajós River basin in Brazil. A peaceful and hardy fish, the lemon tetra is one of the easier freshwater species to care for. These fish make great additions to community tanks and can thrive in large groups. The appearance of the lemon tetra is both familiar and distinct! They have a similar diamond-shaped…