Calcium is a major constituent of coralline algae, the skeletal material of hard corals and the skeletal needles of soft/leather corals. In many cases too low a calcium concentration retards coral and coralline algae growth.
SeaChem MatrixCarbon is a truly unique activated carbon, bead shaped for optimal hydrodynamics. This provides maximum water flow and contact with a high density of adsorptive sites without the compacting common to granular activat...
The Kent Marine Sea Squirt is a revolutionary new instrument with several unique features:
Contracted length of 21" (53cm), extends to 35" (89cm) for deep tanks or hard-to-reach areas
Graduated tube is marked at each mill...
CATCH THE WAVE Instantly create turbulent currents that mimic natural ocean tides with the “Must Have” accessory for the NuvoAquarium. Watch as your corals naturally sway back and forth as nature intended. The SPINSTREAM effortle...
Vortex Water Flow Accelerators 1/2 Inch MPT
Vortex Nozzle for more random flow
Increase Water Flow up to 400%
High quality durable ABS plastic construction
Compact size and light weight Maximum flow rate 660 GPH
Component No. 2 - CALCIUM
B-Ionic Calcium Buffer is the original, unique, easy to use, two-component liquid supplement system. When using equal volumes of each component, the aquarist can easily maintain calcium and alkalinity...
AquaMaxx Eco-Rock is a 100% natural, eco-friendly live rock alternative that is perfect for all marine fish and reef aquarium systems.
This new base rock from AquaMaxx is professionally cleaned and dried to ensure no pesky hitc...
Improves the development of the biological filter and helps clean a dirty aquarium. Contains over 300 million live bacteria per teaspoonful. Breaks down organic compounds that cause dangerous conditions such as ammonia and nitrite...
SeaChem Reef Advantage Magnesium ™ is a concentrated (80,000 ppm) optimized blend of magnesium, chloride, and sulfate salts designed to restore depleted levels of magnesium with minimal impact to the ionic ratios found in natural ...
AquaMaxx UltraMaxx AIO All-In-One Filter Media
Size: 8 fl. oz. treats up to 50 gallons freshwater for 6 months, or 25 gallons saltwater for 4 months.
AquaMaxx UltraMaxx AIO All-In-One Filter Media is the onl...
Fresh Frozen Mini Marine Mysis shrimps are the perfect food item for seahorses, sea dragons, and other Sygnathids, since they are half the size of the freshwater, Mysis. These delicate, nutritious and tasty shrimp are also voracio...
Optimal food source and Color Enhancer for Damselfish, small Angelfish, Sponge Feeders, and other Marine Fish with softer mouth parts. Red Marine algae is a nutritious supplement for all grazing fish, rich in vitamin C, and is 100...
The EXT Rail System continues AI`s industry-leading core of modularity and elegant design. Mount single or multiple AI modules over your tank, the EXT provides a sleek and complete mounting solution. With the option t...
Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1™ provides calcium, while Reef Fusion 2™ provides alkalinity. When used together, the Reef F...
3-IN-1 COMBO Keeping your aquarium clean has never been simpler. We’ve combined 3 of the best filter media sponges to trap free floating particulate matter, remove pollutants that cause odor and discoloration, and combat phospha...
This is a fired ceramic disk that does not need to be soaked before using. They are perfect for zoanthid growout and the pin keeps the disk in place on eggcrate or your sand bed. Measurements: 1/1/4" Round with 1/2" stem length
E.S.V. B-Ionic Seawater System Salt Mix - Makes 50 Gallons of Saltwater A unique solution to many of the problems associated with all dry synthetic seawater blends. Problem: All dry blends may not be homogenous resulting in co...
UVL 65W Actinic White PowerCompact Bulb - Straight Pin
Bulb Replacement Guide
Life of Bulb*
Normal Output Fluorescent
Very High Out...
Seachem Reef Builder ™ raises carbonate alkalinity without immediately impacting on pH. With long term use there will be a tendency to stabilize at pH 8.3. Carbonates and calcium are essential to all coral growth. If either become...
1.25–1.95 mm diameter grain size. A revolution in reef-keeping! This is the one you’ve been reading about in all the hobbyist publications. This grade of aragonite is specifically engineered for plenum-type nitrate reducing beds o...
BioDigest is effective in both fresh water and marine water tanks and is a concentrated bacterial solution which biologically filters and eliminates aquarium waste.
composed of live bacterial strains
Replacement impeller for Danner Mag-Drive Supreme 3 and 5 Pump. Includes impeller shaft and bushings.
Part #: FT8933 Description: 1/2" Clear PVC Socketed Swing Check Valve Size: 1/2" Slip x 1/2" Slip Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check valves to be...
Instantly removes chlorine and chloramines , making tap water safe for fish. Neutralizes heavy metals. Also, replaces the natural slime coating fish need in times of stress, such as handling, shipping or fighting. Contains Aloe V...
Mr. Aqua aquariums are produced using high clarity glass. By eliminating the plastic frame that surrounds typical aquarium systems, the Mr. Aqua aquarium provides a clean and clear view of your aquatic life.
Normally the plasti...