Whats New?

The A3 Jr is a Monitoring Only solution.  You can not turn anything on or off with it straight out of the box.  It becomes a full controller however as soon as you add a Powerbar.  To make it a full controller just buy an Energy Bar...

The largest of the LLS sensors is the 35″ sensor.  This sensor is to be used for large reservoirs that are often utilized for saltwater reservoirs for manual and automatic water changes.   Never before offered in the aquarium industry...

The 23″ sensor is a bit larger version of the 15″ sensor and can be utilized in similar applications to the 15″ but for larger sized-aquariums.   A great application to consider is utilizing these advancing a roller mat...

Probably the most popular sized level sensor this is the ideal sensor for your average containers used in and around aquarium.  This will be the ideal sensor for measuring the return pump section of your sump.   You will be able to make...

The 4″ LLS is the smallest of the four sensor offerings.  It is the perfect fit for small reservoirs for small sumps, ATO reservoirs and additive containers.  This can be a great solution to double check that liquid additions of your...

The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor. This sensor plugs into your FMM and, using reflected...

New to the leak detector offerings is the Optical Multi Surface Leak Sensor (LD-3).  This is a weighted sensor that is an improved sensor and design over our Solid-Surface Leak Sensor (LD-2).  Those improvements include: An epoxied design...

One Random Ricordea Mushroom Coral 3/4" - 1"+ in size.  Pictured Mushrooms are examples of some of the types of random Mystery Mushrooms that may be sent to you. If you are looking to start buying coral online to add to your reef tank,...

One Random Mystery Rock Flower Anemone Coral 3/4" - 5"+ in size.  Pictured Anemones are examples of some of the types of random Mystery Anemones that may be sent to you. If you are looking to start buying coral online to add to your reef tank,...

Chemical Media Cartridge For RedFlex Sumps

Dual Overflow Box For Premier Wet/Dry 200, 300, 400 The ProClear Aquatic Systems Overflow Box allows you to convert most standard aquariums to a sump / wet dry / or refugium filter. These overflow boxes include a bulkhead fitting, U-tube, and a...

Single Overflow Box For Premier Wet/Dry 75,125, 175 The ProClear Aquatic Systems Overflow Box allows you to convert most standard aquariums to a sump / wet dry / or refugium filter. These overflow boxes include a bulkhead fitting, U-tube, and a...

Our Auto Top Off Reservoir tanks come in 2 sizes, 6 gallon and 10 gallon. Both the 6 and 10 gallon model feature two holes in the top. One for your pumps power cord and the other for your tubing to...

Our Auto Top Off Reservoir tanks come in 2 sizes, 6 gallon and 10 gallon. Both the 6 and 10 gallon model feature two holes in the top. One for your pumps power cord and the other for your tubing to...

The 'POD PUCK' - Amphipod and Copepod Breeder for Marine/Reef Tanks. Simply place in the sump of your aquarium setup, and let the Amphipods and Copepods move in. When ready, place your thumb over the centre hole and move to the display tank. Using a...

Bracket to suit D-D H2Ocean Dosing Pump P1 This bracket allows you to easily mount your P1 dosing pump wherever you wish. It can either be attached to the sump cabinet by using 3M tape, or use the built-in screw key holes in the bracket with 2-Off No.8...

Pair of Flow Directors to suit Maxspect Jump/Icecap Gyre wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on...

Pair of Flow Directors to suit Maxspect Jump/Icecap Gyre wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on...

Please find the marketing copy below:   NemProtect Guards to suit the Maxspect Jump/IceCap Gyre wavemakers Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to...

Please find the marketing copy below:   NemProtect Guards to suit the Maxspect Jump/IceCap Gyre wavemakers Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to...

Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from getting sucked into and stuck inside your wave makers. These newly...

Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from getting sucked into and stuck inside your wave makers. These newly...

Pair of Flow Directors to suit Red Sea ReefWave wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on them and...

Pair of Flow Directors to suit Red Sea ReefWave wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on them and...

NemProtect Guards to suit the Red Sea ReefWave wavemaker Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from...

NemProtect Guards to suit the Red Sea ReefWave wavemaker Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from...

Randall’s Assessors are the little known third member of the Assessor genus.   These beautiful, peaceful fish prefer calm, community aquariums with large amounts of rock work and overhangs. Like...

FREE ON ORDERS OF $100 OR MORE! Provide FREE cutting-edge reef-keeping information to hobbyists to encourage responsible reef-keeping and sustainability of our hobby.  Reef Hobbyist Magazine is a reef-focused magazine that teaches hobbyists of all...

CYBER MONDAY SPECIAL! - FREE ON ORDERS OF $250or More! The Bella + Canvas 3001 t-shirt feels soft and light, with just the right amount of stretch. It's comfortable and the unisex cut is flattering for both men and women. We can't compliment this shirt...

Known by various names, including Pacific cleaner shrimp, scarlet cleaner shrimp, and skunk cleaner shrimp, these shrimp play a vital role in coral reef ecosystems. Their common name is derived from the fact that a large portion of their diet is made up...

JELLIES WILL SHRINK UP IN SHIPPING - GIVE THEM TIME TO "INFLATE" AND ACCLIMATE Upside-down jellyfish have a flattened bell so they can easily rest on sediment. The bell continuously pulses in order to push water over the jellyfish’s tissue,...

Sally Lightfoot crabs are brightly-colored coastal scavengers, found in the Galapagos Islands and across the western coast of South and Central America. They have an extremely generalist diet, feeding on anything from sea lion placenta to other...

Aquatic Life G3 T5 HO Hybrid 4-Lamp Mounting System Fixtures, Black. Available in 24", 36", 48" & 61" lengths for 18" wide (front to back) aquariums. Universal mounts included for EcoTech Radion (TM) and AI Hydra & AI Prime (TM) LED Fixtures...

Aquatic Life G3 T5 HO Hybrid 4-Lamp Mounting System Fixtures, Black. Available in 24", 36", 48" & 61" lengths for 18" wide (front to back) aquariums. Universal mounts included for EcoTech Radion (TM) and AI Hydra & AI Prime (TM) LED Fixtures...

With high flow, its thick violet branches grow close together, each punctuated by a vibrant green corallite. As it grows outward, bright green polyps become more visible to create a two-toned color explosion that looks its best when viewed from the top...

New Version - Higher Power    The perfect reef aquarium is free of pests. Nothing to sting, eat or smother your beautiful corals! However, every reef aquarist knows that this isn’t always the case!   Reef Delete  is like having...

Add to your glue joints when bonding Marco Rocks products to create a seamless look. Made from pure powdered Marco Rocks. MR Powder packaging: 3 lb jars

Direct Pump Driver - For Third Party Controller WE Pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

Direct Pump Driver - For 10V Quad WE pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

Direct Pump Driver - For Maxspect Gyre 330/350 WE Pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.