Requires a HYDROS System to operate The HYDROS Skimmer Sensor serves a very specific and important role: it prevents your protein skimmer from overflowing onto the floor or back into your sump. The way it works is easy: just place the sensor inside...

Equipped with flawless touch control and a vivid color display, the Spectral Controller offers effortless light control at the touch of your fingertips. Its straightforward approach to light control programming allows for endless customization options...

Nassarius snails are very active scavengers, feeding on crabs and carrion as dead fish, etc. They often burrow into marine substrates and then wait with only their siphon protruding, until they smell nearby food.  They are essential for aerating...

Phyto-Feast® Live has the same algae as Phyto-Feast but is handled with special care, being harvested and shipped fresh each week, maximizing short-term cell viability. A blend of the 5 marine microalgae most commonly used by universities and...

Filter socks are a critical component in maintaining water quality in aquariums. They remove suspended debris and detritus, which often lead to excess dissolved organics, nitrate, and phosphate when left unchecked. This makes Seachem Filter Socks an...

Tigger-Pods (Tigriopus californicus copepods) swim upwards with a stimulating, jerky motion, they are attractive to a wide range of fish like Mandarin dragonets, Seahorses and Pipefish. They are easy to...

ased on the Gyre patented, cross-flow technology, the ReefWave pumps provide optimal REEF-SPEC® water flow for corals in a wide range of reefscapes, regardless of their position in the aquarium. Silent, powerful, and easy to set up and maintain, the...

Flow: 2,000 gph (7,500 lph) Wireless: Included Max Head Pressure: 21.5 feet (6.5 m) Footprint: 4.5 in.x 7.5in. (113.5 mm x 192.6mm)   Fittings: Input: 1.25 in. (31.75mm) Output: 1 in (25mm)   Standard...

772 CheckerThe HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only provides...

PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration (about 30 ml). There is a free sample of these included with each...

Flow: 3,100 gph (11,500 lph) Wireless: Included Max Head Pressure: 21.5 feet (6.5m) Footprint: 5 in. x 8.5 in. (126.8mm x 215.15mm)   Fittings: Input: 1.5 in. (38 mm) Output: 1.25 in (31.75mm)   Standard PVC...

Nutramar Marine Algae & Color Boost Shots are suitable for everyday feeding for your fish, corals and other invertebrates. Sticks easily to the side of the tank or rockwork allowing your fish to graze whilst giving you a close-up view of your fish...

Lab Grade Salinity/Conductivity Probe Kit Keep track of the salinity in your marine aquarium with the CoralVue HYDROS Salinity Kit. This kit includes the necessary 28ppt and 35ppt calibration solutions to ensure precise conductivity...

SYNCRA SDC 3.0 is the latest to complete the successful Sicce Wi-Fi controllable pumps range This compact pump integrates all SYNCRA SDC pumps main features and has been upgraded by an immediate and easy set up system while connecting the pump to the...

This Heating Element Required a Heating Controller to Operate! - https://www.saltwateraquarium.com/hc-810m-digital-temperature-controller-up-to-800-watts-finnex/ The Titanium Finnex Heaters are corrosion-resistant, extending the life exponentially from...

Made in USAScraper for saltwater and freshwater aquariumsNo hollowness here.The AquaBlade is injected molded as a solid piece of plastic which keeps water from entering the unit while using. This means no hollow handles and drizzling of excess water when...

This GFO is the Original GFO Bayoxide E33. High phosphate levels are a recipe for disaster in saltwater aquariums. It is a nutrient for nuisance algae and also hampers the formation of calcium skeleton in corals. There are several different methods for...

Choose the size best suited for your system:4 oz bottle treats 120 gallons (454 liters)8 oz bottle treats 240 gallons (908 liters)16 oz bottle treats 480 gallons (1,817 liters)32 oz bottle treats 960 gallons (3,634 liters)64 oz bottle treats 1,920...

The Mag-Float-125 Medium Glass Aquarium Cleaner is recommended for use with glass aquariums up to 125 gallons with a surface thickness up to 3/8”. Features scraper attachment option (Scraper blade sold separately) Product dimensions:...

Plug this probe into your FMM and then place it on any surface where you want to detect stray water. Upon contact with water this probe will communicate to your Apex and alerts or other actions can then take place.  Time is so critical when it...

High output saltwater reef lighting systems include wireless remote control, IR light & pump controller, IC light manifold HUB 12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device operation. Kit...

A Nutritious Omnivorous Formula For All Fresh & Salt Omnivores Emerald Entrée™, although formulated for marine fish, has been shown to be an excellent diet for freshwater fish as well. Fish that rely on micro-algae and vegetable...

With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...

A perfect compact solution for a quiet yet powerful return pump. Featuring a sealed DC motor and magnetic drive design, eFlux DC pumps provide up to 65% energy savings over traditional AC pumps and are completely controllable. Running virtually...

We store this in a climate controlled environment to keep it fresh - Good for 6 months at room temperature, 1 year at 50°F. Best to keep refrigerated for longest shelf life. One and Only Live Nitrifying Bacteria prevents new tank syndrome by...

Oceans Wonders coral frag tools are made with 316 surgical stainless steel.  Always rinse tools under HOT tap water and dry thoroughly before storing. This will ensure long lasting durability and tool protection.  Never store tools in...

The Kessil WiFi Dongle is the simplest, most reliable wireless lighting option in the market. Used together with the best-in-class A360X, the WiFi Dongle’s small frame plugs into the fixture’s K-Link port, and gives users the ability to...

The CUBE was designed so you can keep more in your aquarium with less. Available from 10 through 25 gallons, the CUBE delivers an aquatic environment for novice and professional aquarium keepers. • Dimensions (LxWxH): 450 x 450 x 400mm (17.7"...

Customizable DIY Aquarium Net Cover COMES UNASSEMBLED IN A TUBE - YOU MUST CUT AND BUILD THIS YOURSELF STOCK PHOTO SHOWS WHAT CAN BE DONE WITH EXTRA PARTS SOLD SEPARATELY - THIS KIT ONLY MAKES A MAX SIZE RECTANGLE LISTED Keep your finny friends safe...

Don’t just put rocks in your tank, ROCK YOUR REEF with LifeRock™ “Belize Branch”! Spectacular branches make a reef tank go from nice to WOW! LifeRock™ Belize Branch fills an aquarium, but leaves open more area for fish and...

The seneye+ disposable slide adds pH and NH3 monitoring to your seneye along with alerts and graphs for these dangerous pollutants. Each slide lasts 30 days. For use in conjunction with all seneye devices. Everyone should test their water to ensure...

ONE FREE ITEM PER ORDER.  THIS STICKER IS FREE WITH ANY ORDER OVER $50.  JUST ADD $50 WORTH OF PRODUCTS TO YOUR CART AND THIS ITEM WILL BE FREE. Sticker is 3" by 5" on white adhesive background.

7" Filter Media Cup Our 7" Filter Media Cup will replace all those filter socks you have hanging around. Made out of a BPA free Polypropylene, this 4" Filter Media Cup is a solid one piece design, that holds any filter media. The round design allows the...

Two Little Fishies' NanoMag is an itsy-bitsy, lean, high-energy, window-cleaning apparatus. Its patented design provides flexibility and a slender profile that slips safely between polyps or plants and viewing windows. It’s got the umph needed...

Phyto-Feast® Live has the same algae as Phyto-Feast but is handled with special care, being harvested and shipped fresh each week, maximizing short-term cell viability. A blend of the 5 marine microalgae most commonly used by universities and...

Tropical Turbo snails quickly eliminates large amounts of nuisance algae. It is particularly fond of hair algae and will consume mass quantities of it and other algae off your live rock and aquarium glass.  An excellent member of your...

We’ve partnered with Kolar Labs to bring the best available aquarium carbon directly to consumers. Calgon Carbon’s CRYSTAL CAL granular activated carbon is true liquid phase activated carbon made for aquariums. This laboratory grade granular...

  In an aquarium, having the right amount of flow is crucial to the health of the ecosystem. With VorTech QuietDrive choosing the correct water circulation equipment has never been easier.VorTech pumps are designed by aquarists to be...

ATO - A feature rich, multi-purpose reservoir. Bashsea has packed the ATO full of versatile features so you can use it the way you want to use it. Now With a Port that fits the Neptune Systems Liquid Level Sensor Perfectly.  We recommend...

The Marine Alkalinity (dKH) Checker® HC Calibration Check Set - HI772-11 provides a simple solution to validating the Marine Alkalinity Checker® HC - HI772 that has a range of 0.0 to 20.0 dKH. This high-quality set of standards is...