Diadema setosum

• Long Spine Urchin

  Be careful the spines are thin and hard to getout of fingers

  Min. Tank Size 208 Litres

  Size 20.3-25.4cm 

  sg 1.020 - 1.025

  pH 8.1 - 8.4

  Temp. 22.2-25.6°C 

  Water Hardness 8-12 °d

  Diet Herbivore grazes on algae and phytoplankton