Common Florida Urchin Filter & Reactor Media Each cap thread is approximately

Each cap thread is approximately 1 ml for smaller aquariums

Follow Seachem's official regeneration process before reuse

Prime Tank Mount Specifications

The handsome Lantern bass makes a fantastic addition to new or established aquariums alike

Common Florida Urchin Filter & Reactor Media Each cap thread is approximatelyUrchins have sharp teeth at their center which they use to scrape algae, including coralline algae. They are able to scratch acrylic so are recommended only for glass aquariums. Echinoderms such as urchins are extremely sensitive to changes in the water quality. They require well established aquariums for both water stability and sufficient food supply. This beautiful urchin has short, thick spines which may be light lavender to deep amethyst in