Free Shipping!
Shop More, Earn More. Use Code MAYGC25, MAYGC40, or MAYGC60 SEE DETAILS ›

Narrow Your Results:

Aquarium Size (gallons)
Minimum Aquarium Size
Care Level
Color Form
Max. Size
Swim Level
Tank Setup
Water Conditions
Sale Items
Lake Regin
See all refinements

High Ph

275 products
Calvus Cichlid
(Altolamprologus calvus)
Starting at $24.99
…cichlids. Incorporate plenty of rocks, shells and African or other type of driftwood that will not alter pH. Provide a sandy bottom comprised of aragonite to maintain the necessary high pH and alkalinity. The Calvus Cichlid is a shell spawner, and breeding is more difficult than most of the…
Gold Ocellatus Cichlid
(Lamprologus ocellatus)
Starting at $26.99
…Incorporate plenty of rocks, shells and African driftwood in order to build caves. Provide a sandy bottom of aragonite to maintain the necessary high pH and alkalinity. The Gold Lamprologus Ocellatus Cichlid is a shell spawner, and breeding is more difficult than most of the cichlids. This is a very…
Silver Hatchet
(Gasteropelecus sternicla)
Starting at $5.99
…may breed in soft water and a low pH. A good diet of fresh mosquito larvae and fruit flies may trigger spawning and the depositing of eggs on floating plants.A carnivore, the Silver Hatchet will eat floating foods such as freeze dried bloodworms and tubifex, high quality flake food, mosquito larvae,…
Blue Cobra Guppy
(Poecilia reticulata)
Starting at $3.99
…body with an orange and black-spotted tail and dorsal fin. The distinct coloration and snakeskin body pattern of the Blue Cobra Guppy makes it a highly sought addition to the community aquarium. The Blue Cobra Guppy is also very hardy and quick to mature, which makes it attractive to both beginning…
Proper pH Water Conditioner
Starting at $8.29
…and minerals, an unnaturally high pH can result. Using the enclosed measuring spoon, add one scoop of Proper pH for every 10 gallons (40 L) of aquarium water. Repeat treatment when a pH test indicates a change of more than 0.2 pH units away from the desired pH level.For Saltwater AquariumsUsing…
Cardinal Tetra
(Paracheirodon axelrodi)
Starting at $1.49
…in groups of six or more and be housed with equally peaceful tankmates.Breeding the Cardinal Tetra requires very soft water in the 1-2 dH range, a pH of 5-6, and low lighting levels. The female may lay as many as 130 eggs and the adults should be removed at this time. The eggs will hatch in about…
Emerald Green Cory Cat
(Brochis splendens)
Starting at $6.79
…basin. It inhabits waters with high vegetation and neutral pH.A minimum aquarium size of 30 gallons is recommend for the Emerald Green Cory. To replicate the natural habitat of this catfish, the aquarium should be well planted with plenty of driftwood. Maintain a pH close to neutral and provide…
Mbuna Mixed Cichlid
(Pseudotropheus sp.)
Starting at $4.49
…limestone or any type of inert rock as the main aquascaping feature. An aragonite-based substrate is recommended in order to maintain the necessary high pH and alkalinity. These cichlids do not like bright lighting, and the aragonite should ideally be either mixed with or covered by darker gravel to…
Green Discus, Wild (Tefe)
(Symphysodon aequifasciata)
Starting at $199.99
…level of unrivalled beauty.The Green Discus, like other Discus requires specific water conditions. Pay particular attention to parameters including pH, hardness and water temperature to ensure best care for the Green Discus. A warm, acidic environment with little or no hardness is essential to…
HM Digital pH HydroTester PH-80
Starting at $50.35
pH testing meter at a hobby-friendly price*Large easy-to-read screen displays aquarium pH & temperature*Water-resistant electronic aquarium pH tester boast easy push-button calibrationEconomically priced electronic pH meter puts fast, precise pH measurement within your aquarium budget. HM Digital pH
pH Up or pH Down Water Conditioner
Starting at $17.99
pH of 6.5-6.8.Each dose of pH Down neutralizes some of the carbonate hardness and lowers the pH. The pH may rebound up to the original pH if the carbonate hardness is high. Several consecutive treatments with pH Down may be necessary to lower pH, but if there are fish present in the aquarium, the pH
Marineland pH Regulator
Starting at $3.84
…ideal pH conditions in your freshwater aquarium with safe, long-lasting results. Marineland pH Regulator is a state-of-the-art formula that safely maintains ideal pH conditions unlike quick acting products that can raise pH levels too high or cause pH shock to your aquarium fish. Marineland pH
Salifert pH Test Kit
Starting at $12.99
…marine pH * Fast and accurate test results allow timely pH corrections * Fundamental aquarium water parameter test kit The reef hobbyist's choice for monitoring aquarium pH. Salifert pH Test Kit is accurate to approximately 0.2 pH units so you can monitor minute pH fluctuations. A stable, high pH
API pH Test Kits
Starting at $5.09
…Reads the pH of water within the high range of 7.4 to 8.8. 160 tests per kit. For fresh/saltwater. Why Test pH?pH is the measure of acidity of water. A pH reading of 7.0 is neutral. A pH higher than 7.0 is alkaline, and a pH lower than 7.0 is acidic. Maintaining your aquarium at the proper pH
Seachem pH Alert
Starting at $7.82
pH readings from 5.8 to 8.2. Simply match pH sensor dot to corresponding color wheel for aquarium peace-of-mind. This pH range is perfect for most freshwater aquariums from soft water, Amazonian to hard water, Rift Lake cichlid environments. Paper-thin pH monitor measures only 1-1/2" x 2-1/2" high