Fire Urchin Cardinals Strainer Specifications

Strainer Specifications

Do not worry if small resin balls remain in the substrate after nutrients are released

Flipper Standard Float Use Directions

but the correct concentration is important because excessive copper can be harmful to fish and is unsafe for invertebrates

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Fire Urchin Cardinals Strainer SpecificationsUrchins 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. A spectacularly colored creature, the Fire, or Red Radiating urchin is one of the most beautiful