Seachem Laboratories Onyx Sand Planted Aquarium Substrate 1ea/7.7 lb Cat Supplements Ear & Eyes This easy to maintain yet

This easy to maintain yet elegant system makes a statement for the hobbyist who strives to provide the very best environment for small aquatic creatures from shrimp and crustaceans to fancy guppies and bettas

For a softer

3+1 filtration system is ideal for fresh and saltwater aquariums ranging in size from 75 gallons to 125 gallons

Brain function support with fish oil and choline

Only the good stuff—no grains

Seachem Laboratories Onyx Sand Planted Aquarium Substrate 1ea/7.7 lb Cat Supplements Ear & Eyes This easy to maintain yetOnyx Sand is a naturally dark gray sand that perfectly complements and enhances the appearance of any aquarium. It supports optimal KH levels for freshwater planted aquariums. Although ideally suited to planted aquaria, it may be used in any aquarium environment. Onyx Sand is most effective when used alone as an integral substrate bed, but it may be mixed with other gravels. Gravel modifiers such as laterite are not necessary. Onyx Sand is not