Fire Urchin Cardinals and should be kept in

and should be kept in an aquarium of at least 180 gallons for a single individual

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Flipper Standard Float Use Directions

Allow at least one hour for settling

Ag-AgCl reference design supports stable pH measurement

Fire Urchin Cardinals and should be kept inUrchins 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