Zebra Snail: Algae Eating Snail

In a natural aquascape, every element plays a role in maintaining balance—from plants and rocks to the smallest invertebrates. Among the most valuable additions to any aquascaped tank is the Zebra Snail, also known as the Zebra Nerite Snail (Neritina natalensis). These snails are not only beautiful but also serve a practical purpose: controlling algae naturally without harming plants or other tank inhabitants.

The Zebra Snail is easily recognizable by its striking shell pattern, which features black and gold stripes resembling a zebra or tiger. Each individual snail has a unique shell design—some with zigzags, others with straight lines or dashes—making them a favorite among aquascaping enthusiasts who want both function and visual appeal. With a shell size of around 2.5 cm (1 inch), they are compact and suitable for nano tanks and larger setups alike.

One of the biggest advantages of keeping Zebra Snails is their exceptional algae-eating ability. These snails consume soft green algae, diatoms, and biofilm that typically grow on glass, rocks, driftwood, and plant leaves. They are peaceful, do not harm live plants, and are compatible with a wide range of freshwater species, including shrimp, tetras, and bettas. In a planted aquarium, they act as natural cleaners that reduce the need for chemical treatments.

Zebra Snails are also perfect for low-tech natural aquascapes, where a balance of organisms is key to sustainability. Their preferred temperature range is 22°C to 26°C (72°F–79°F), with a pH level between 7.0 and 8.0. They don’t require any special care other than stable water conditions and a consistent food source. Since they can’t breed in freshwater, there's no risk of overpopulation—ideal for hobbyists who want low-maintenance algae control.

Adding Zebra Snails to your aquascape is easy. Gently acclimate them to your tank by floating them in a container for 15–20 minutes before release. Make sure the tank is well-cycled and free from copper-based medications, which can be harmful to invertebrates. These snails are known to escape open-top tanks, so ensure the aquarium has a lid or minimal gaps.

In terms of diet, Zebra Snails mostly survive on algae and biofilm. If your tank is extremely clean or new, supplement their diet with algae wafers or blanched vegetables like spinach or zucchini. Avoid overfeeding, as decaying food can foul the water. With minimal intervention, Zebra Snails will happily roam your tank, polishing surfaces and helping maintain a healthy aquatic ecosystem.

In summary, Zebra Nerite Snails are an essential part of any natural aquascape setup. Their unmatched algae-eating behavior, attractive appearance, and ease of care make them a top choice for beginner and advanced aquarists. By introducing these hardworking snails to your planted aquarium, you not only enhance its beauty but also create a more balanced, self-sustaining aquatic environment.