One of the Best Natural Tank Cleaners

The Siamese Algae Eater is a highly valued freshwater fish known for its hardworking appetite and peaceful nature. Famous for consuming nuisance algae—including stubborn black beard algae—this species is one of the most effective and reliable natural cleanup fish for planted and community aquariums.

With its sleek silver body and bold black horizontal stripe, the Siamese Algae Eater is both attractive and functional. These active swimmers thrive in well-oxygenated tanks with plenty of open space, driftwood, and plants to explore. As they grow, they become energetic, social fish that do best in groups or larger community setups.

Highlights:

• Excellent algae control, including black beard algae

• Peaceful and community-friendly

• Active, hardy, and great for planted aquariums

• Best kept in larger tanks due to adult size

• Enjoys algae, wafers, and supplemental foods

Adult Size: 5–6 inches
Scientific Name: Crossocheilus oblongus

The Siamese Algae Eater is a perfect choice for aquarists looking for a helpful, active fish that keeps the tank cleaner while adding movement and personality.