Longspine Urchin Salifert Heavy-duty construction: Durable ABS plastics

Heavy-duty construction: Durable ABS plastics and laboratory-grade tubing support demanding continuous-use applications

position the wet side inside the sump or aquarium

single polyped coral is naturally free-living on the substrate

Acrylic can be scratched by abrasive cloths

Longspine Urchin Salifert Heavy-duty construction: Durable ABS plasticsThis amazing creature grows exceptionally long spines for protection. It is typically black, although sometimes the spines are striped with white. It is most active at night, and has a voracious appetite for algae, including hair algae if there is not enough natural food available it may be fed dried algae sheets. It is very reef safe, and only bothers corals if it is starving. Its spines are easily broken and may easily puncture skin causing painful