CaribSea Life Rock Misc Shapes-Seeded with Bacteria, Sponge and Pods *price per pound!*

CaribSea Life Rock features miscellaneous shapes seeded with beneficial bacteria, sponge, and pods to establish a mature reef ecosystem quickly. The aragonitic base rock contains micro and macro pores that support natural nitrifying bacteria colonization. Safe for all marine animals, this environmentally friendly alternative to cement-based rocks won't deplete natural resources. The textured surface mimics aged coralline algae and allows for optimal water circulation. Priced per pound.