AQUAROCHE - REFUGE WITH MULTI-TUBES Aquaroche Sale! from 1199 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Aquaroche Ceramic Refuge with Multi-tubes For fresh and marine water aquariums Each multi-tube has several different cavities to shelter small or large shrimp. Size: 2 3/4" x 4"