CaribSea Super Natural Aquascapes Gravel Midnight River

Our sand sized naturals are now Supernatural Aquascapes. Each bag contains a premeasured dose of beneficial bacteria to help start the cycling process. The smooth, fish friendly grains and dramatic natural colors make this line a must for aquarists.

• Dramatic, all-natural black gravel roughly 1-4 mm diameter (a coarse sand/fine gravel)
• Clean and beautiful, this substrate shows off fish and plants like no other
• Smooth grains are fish friendly too