Aquarium Rocks

Aquarium Pharmaceuticals pH Up (1.25 oz.)

Foreign material such as fish waste, dead vegetation, gravel, aquarium rocks, coral or heavy aeration may cause changes in pH levels. Therefore, the pH level should be tested every week.The following pH levels are recommended for freshwater tropical fish:Egg-laying fish: 6.6 to 6.

PETCO Rock Mix Gravel Accents in Brite Fluorescent (9 oz.; Green; Pink; Blue)

Our PETCO Rock Mix Gravel Accents provides a fabulous assortment of fluorescent green, blue and pink gravel to compliment any aquarium or betta tank. Adds depth and beauty to your undersea garden. Aquarium light flickers off of the rocks for added dimension.

PETCO Rock Gravel Accents in Tiger Stripe (16 oz.; Black; Brown)

Our PETCO Rock Gravel Accents in black with brown stripes provides a fabulous color compliment to any aquarium or betta tank. Adds depth and beauty to your undersea garden. Aquarium light flickers off of the rocks for added dimension.

PETCO Rock Mix Gravel Accents in Malibu (16 oz.; Brown; Black; Off-White)

Our PETCO Rock Mix Gravel Accents in assorted brown, black and off-white provides a fabulous color compliment to any aquarium or betta tank. Adds depth and beauty to your undersea garden. Aquarium light flickers off of the rocks for added dimension.

PETCO Rock Gravel Accents in Black Miami Beach (16 oz.; Black)

Our PETCO Rock Gravel Accents in black provides a fabulous color compliment to any aquarium or betta tank. Adds depth and beauty to your undersea garden. Aquarium light flickers off of the rocks for added dimension. Made of non-toxic fish safe materials and colors.

PETCO Rock Mix Gravel Accents in Brown (24 oz.; Brown; Yellow; Off-White)

Our PETCO Rock Gravel Accents in assorted brown, yellow and off-white provides a fabulous color compliment to any aquarium or turtle tank. Adds depth and beauty to your undersea garden. Aquarium light flickers off of the rocks for added dimension.