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allowing the biofilter to more efficiently remove them
as a frag rack or substrate
Rinse shrimp under fresh water and feed to fish
Kelp and Antarctic Krill Meal
TBHQ (Preservative)
Seachem Onyx Gravel 15.4lb Connected allowing the biofilter to moreFeatures Premium natural substrate for the aquarium Ideal for Tanganyikan Cichlids Rich in carbonates Overview Onyx is a specially fracted natural substrate for the aquarium. Onyx is suitable for any marine or freshwater environments and is ideally suited for Cichlid environments. Onyx is most effective when used alone as an integral substrate bed, but it may be mixed with other gravels or sands such as Onyx Sand. Onyx is not chemically coated or
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