Super Naturals Substrate – Midnight River

CaribSea Super Naturals – The Perfect Substrate for Natural Aquariums

• pH neutral – will not increase hardness
• Small, smooth grains are bottom feeder friendly
• No artificial dyes or paints

CaribSea Super Naturals is the perfect substrate for any aquarist trying to mimic a natural environment. This all-natural substrate is free of artificial dyes or paints and will not affect the pH or hardness of the water in your aquarium making it a great option for freshwater community aquariums. The small and smooth grain size also makes it safer for use in aquariums housing bottom feeders or sand sifting invertebrates.

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Midnight River – A dark, small gravel substrate.
Typical Size: 1 to 4mm
Average Density: 93 pounds per cubic foot

 

CaribSea Super Naturals are also available in the following colors and grain sizes:

 

Crystal River – A fine sand substrate that offers natural beauty in its light coloration.
Typical Size: 0.5 – 1.0mm
Average Density: 95 pounds per cubic foot

 

Moonlight Sand – A very fine sand substrate with a near-white appearance.
Typical Size: 0.25 – 0.75mm
Average Density: 95 pounds per cubic foot

 

Peace River – A fine gravel-like substrate with a range of colors including brown, tan, black, and red.
Typical Size: 1.0 – 2.0mm
Average Density: 93 pounds per cubic foot

 

Sunset Gold – A fine sand substrate with a gold coloration.
Typical Size: 0.25 – 1.0mm
Average Density: 94 pounds per cubic foot

 

Torpedo Beach – A small grain size substrate with an off-white appearance.
Typical Size: 0.5 – 2.0mm
Average Density: 94 pounds per cubic foot

 

Gemstone Creek – Medium grain size with a range of colors including brown, tank, and some reds.
Typical Size: 3.0 – 5.0mm
Average Density: 96 pounds per cubic foot

 

Jelly Beans – Larger, smooth pebble substrate. Jellybean size, as the name suggests.
Typical size: 13.0 – 26.0mm
Average Density: 99 pounds per cubic foot

 

Zen Garden – Gravel substrate with natural colors from beige to pink.
Typical Size: 9.5 – 13.0mm
Average Density: 92 pounds per cubic foot

 

Jungle River Sand – Sand with a range of beige and brown colors.
Typical Size: .5 to 1.5 mm
Average Density: 100 pounds per cubic foot

 

Carolina Creek – A light tan substrate with a grain size between sand and gravel.
Typical Size: 1 to 2.5mm
Average Density: 100 pounds per cubic foot