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Best Clean-Up Crew for Reef Tanks: Snails, Crabs, and Urchins

 

Best Clean-Up Crew for Reef Tanks: Snails, Crabs, and Urchins

A healthy reef tank doesn’t just rely on lighting and filtration—it also depends on a “clean-up crew” that helps control algae, process detritus, and reduce leftover food. The best mix is usually a combination of grazers and scavengers, with careful attention to compatibility and stocking levels.

Snails: the steady grazers and scavengers

Snails are often the most dependable starting point for a reef clean-up crew. Many species actively graze on microa ... Read more »

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