The Devil’s Thorn Snail ( Faunus sp.) is an impressive and unusual freshwater snail that immediately catches the eye with its long, pointed shell. It owes its distinctive name to the characteristic, thorn-like spiral that makes it a real eye-catcher in any aquarium. Besides its spectacular appearance, it impresses with its robust nature , its useful function as an algae eater , and its peaceful disposition , making it an ideal choice for both beginners and experienced aquarists.

Characteristics

• Size: Adult animals reach an impressive shell length of about 812 cm .

• Coloration: The devil’s thorn snail has a dark brown to almost black, pointed shell that can be slightly textured or smooth depending on the individual. Its unusual appearance is reminiscent of a long thorn and makes it a spectacular highlight in larger aquariums.

• Behavior: It is peaceful, calm, and very active when foraging for food. Devil’s thorn snails burrow through the substrate in search of algae, detritus, and leftover food, thereby contributing to substrate aeration . They can be kept very well with shrimp, other snails, and peaceful fish.

attitude

• Aquarium size: Due to their size, an aquarium of at least 60 liters is recommended. The devil’s thorn snail feels particularly at home in well-structured tanks with fine substrate and plenty of surfaces for algae growth.

• Water parameters: It prefers temperatures between 22 and 28 C and a pH value of 6.88.0 . Stable water quality and regular water changes are crucial for its health and a long life.

• Feeding: It feeds primarily on algae, biofilms, plant debris, and detritus . In aquariums with low algae levels, it can also be supplemented with spirulina, vegetables (e.g., zucchini or spinach), or special snail food.

Reproduction

Reproduction of Faunus sp. in freshwater is not possible. Although females lay eggs, the larvae require brackish or seawater to develop. Therefore, there is no risk of uncontrolled reproduction in the aquarium.

Special features

The devil’s thorn snail is not only an extraordinary eye-catcher, but also a very useful inhabitant of the aquarium. It ensures clean surfaces , reduces algae growth , and aerates the substrate all with minimal maintenance. Especially in larger tanks or community aquariums, it provides an impressive appearance and a stable ecological balance.

With its unique shell, robust nature and useful behavior, it is an excellent choice for anyone who wants to add a special and functional touch to their aquarium.