These stones are highly porous material made in mind to promote the development and cultivation
beneficial microorganisms and algae on these rocks that are the first food for the newborn baby shrimps.
Also the way it stacks up, it becomes the ideal retreat for babies to safely moult and hide while growing up.
How to Use:
1) Rinse lightly to get the dust off.
2) Choose a location and spread around layering about a minimum of 5 cm for maximum effectiveness. An area with moderate flow is best to allow the areas between stones to have aeration.
*note do not spread near feeding area, this many cause waste food build up if food is allowed to fall into the breeding stones!