Discover aquarium tools, test kits, food and accessories and see the tanks using them.
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Find the gear behind the community's tanks.
Tanks, stands, lids
Canister filters, HOBs, protein skimmers, rollmats
Planted LEDs, high-actinic coral LEDs
Heaters, chillers, electronic controllers
Return pumps, wavemakers, gyres
Aquasoils, sands, dry reef rock, driftwood
Conditioners, RODI systems, marine salt mixes
Plant fertilizers, liquid CO₂, reef dosing pumps, calcium & alkalinity
Tools, food, testing, and the finishing touches
In community tanks
Chosen by aquarists
1,688 matching items · Most used first
OtherBulk Reef Supply
Bulk Reef Supply Premium Saltwater Fish Food Pellets are 1 mm neutrally buoyant pellets with 59% protein and 14.5% lipids, formulated for small fish, juveniles, and inverts such as clownfish, anthias, blennies, and dottybacks, and also suitable for LPS corals. The omega-rich diet includes fish protein, vegetable protein, lecithin, and fish gelatin for high-density nutrition and growth.
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OtherOcean Nutrition
Ocean Nutrition Prime Reef is a gourmet frozen fish food blend of seafood, zooplankton, and algae for reef aquariums, feeding fish, corals, and invertebrates in bite-sized no-binder cubes.
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OtherOcean Nutrition
Ocean Nutrition Prime Reef Flakes is a 2.5-ounce gourmet flake food for reef aquariums, rich in seafood and zooplankton. The highly digestible flakes provide marine proteins that support the health and coloration of carnivorous and omnivorous fish and invertebrates.
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OtherPro Clear Aquatic Systems
The Pro Clear Auto Top-Off Reservoir Tank (10 gallons, 14.5 x 10 x 16 in) is a durable, transparent water basin for maintaining sump water level against evaporation; it features a removable lid for easy access, clear sides for water-level visibility, and two holes in the top for the pump power cord and tubing.
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OtherPro Clear Aquatic Systems
The Pro Clear Auto Top-Off Reservoir Tank (6 Gallons) is a clear acrylic ATO container with a removable lid and two top openings for the pump cord and tubing, maintaining sump water level against evaporation.
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OtherWavereef
The WaveReef PRO Internal Turf Scrubber (AGS-200pro) is a powerful natural filtration solution for reef aquariums. Uses algae-based nutrient export to remove nitrate, phosphate, and organic waste, maintaining clean and stable water without relying heavily on chemical filtration.
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OtherTropic Marin
The Tropic Marin Pro Nitrite and Nitrate Test Kit measures nitrite (0-2 ppm) and nitrate (0.5-50 ppm) concentrations in fresh and saltwater aquariums using a finely-tuned color chart. The kit includes reagents for up to 50 tests along with syringes, a glass cuvette, and a reference standard.
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OtherFluval
Fluval Pro Vac powered aquarium gravel cleaner with mains-powered suction (no batteries), a two-speed motor, dual-density filter pad that traps large and fine waste particles, and an LED spotlight for dark corners. Includes an extender nozzle for deeper aquariums, quick-release filter cartridge, gravel guard, and a water change adapter; suitable for fresh and saltwater tanks 10 inches or deeper.
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OtherNeptune Systems
The Neptune Systems Probe Calibration Kit includes everything you need to calibrate your pH and salinity probes for reef tank conditions; single-use packets make calibration easy and only require clean water to rinse the probe between calibrations. Includes 1x 7.0 pH packet, 1x 10.0 pH packet (two-point calibration for single/double junction pH probes), and 1x 53,000 uS salinity packet replicating 35 ppt conductivity.
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OtherReef Factory
The Reef Factory Probes Multi Holder holds up to 5 Reef Factory probes and sensors with adjustable height (9-10.7 in) and a sleek, low-profile design that keeps probes securely fastened and the sump area tidy.
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OtherPython
The Python Pro-Clean 1-inch Small is a gravel vacuum and water change system with a 1-inch diameter opening, 6-inch gravel tube, and 6 feet of clear vinyl tubing, designed to make water changes quick and easy. High-quality fittings at an affordable price make it a durable tool for keeping freshwater and saltwater tanks clean.
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OtherPython
The Python Pro-Clean Gravel Wash is a siphon water-change kit with a squeeze-ball starter that primes the siphon with a few pumps, making gravel cleaning and water changes simple. It includes 6 feet of tubing and comes in Medium (10" gravel tube for 10+ gal tanks) or Large (16" tube for 50+ gal tanks), both with 2" diameter tubes.
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OtherTropic Marin
Tropic Marin Professional Lab is a complete test kit for monitoring water values in marine aquariums, in a handy organized case. Can be refilled with Tropic Marin Refill Packs when reagents are exhausted.
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OtherV2O Aquarium Foods
V2O Aquarium Foods Pro-Variety Small is a 1 lb bulk pack of small frozen cubes blending mussels, clams, marine prawn, squid, krill, seaweeds, vitamins, and amino acids for omnivorous marine fish.
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OtherEHEIM
EHEIM complete pump housing with bearings and output regulator, a spare part for the streamON+ 6500 stream pump.
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OtherAquarium Munster
Aquarium Münster Pureclean (500 ml) is an effective product for descaling and cleaning pumps, CO2 reactors, and similar aquarium equipment. Entirely safe for plastic and metal surfaces and seals; does not leave chemical residues after rinsing; much more effective and faster than vinegar or citric acid. Dilute 50 ml in 1 L of water and immerse the item until limescale deposits are removed; never add directly to the aquarium or garden pond.
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OtherReef Rax
The Reef Rax Purple Angled Shelf Single Magnetic Frag Rack (2.25 x 1.75 x 3.5 in) is a porous resin coral frag holder with a single 45-degree angled hole for displaying Torch, Frogspawn, Acropora and other branching corals, mounting via coated reef-safe magnets on glass/acrylic up to 1/2 in thick.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These Furniture-Grade 45 Degree Elbow fittings are glossy, highly-pigmented, and extremely resistant to damage or degradation by sunlight.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These Furniture-Grade 90 Degree Elbow fittings are glossy, highly-pigmented, and extremely resistant to damage or degradation by sunlight.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! External couplings offer added stability and compactness to your plumbing designs.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These end caps attach to the outside of PVC pipes to provide a smooth surface or stable foundation to any project.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These Furniture-Grade Tee fittings are glossy, highly-pigmented, and extremely resistant to damage or degradation by sunlight.
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OtherHelloReef
The HelloReef Purple Geo Fish Sticker is a 5 x 5-inch colorful geometric fish sticker for personalizing aquarium equipment, laptops, and water bottles.
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OtherReef Rax
The Reef Rax Purple Nano Rock Double Frag Rack (4 x 2 x 2.375 in) holds two frag plugs, magnet-mounted for tanks up to 1/4 in thick, with porous resin live-rock texture and coralline purple coloration.
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OtherG.A. Murdock
The Mur-Lok Push Connect Fitting Release Tool disconnects push connect fittings commonly used with RODI systems and reactors; it presses the collet into the fitting so tubing pulls free easily, and works with 1/4, 3/8, and 1/2-inch fittings.
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OtherPuregen
The Puregen Push Connect Precision ACUC Valve is a durable white acetal copolymer precision needle valve for 1/4-inch push-connect tubing, max 145 PSI and 150°F, ideal for calcium reactors, RO/DI systems, and other precise fluid control applications.
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OtherPython
Python 2 in Pro-Clean gravel wash, large, makes water changes easier with high-quality fittings at an affordable price. Features a 2 in diameter opening to siphon and clean gravel effectively.
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OtherPython
Python 2 in Pro-Clean gravel wash, medium, makes water changes easier with high-quality fittings at an affordable price. Features a 2 in diameter opening to siphon and clean gravel effectively.
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OtherQanvee
The Qanvee X3 Algae Scraper Extension Rod (7 inch) elongates your Qanvee X3 Scraper to provide extra reach, allowing you to clean deep-planted tanks and large displays effortlessly. Made from lightweight, corrosion-resistant aluminum alloy, this extension attachment screws directly into the modular handle assembly of your scraper. Multiple rods can be chained together for extremely deep tanks.
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OtherQanvee
The Qanvee Aquarium Gravel Vacuum initiates water changes instantly, eliminating the unpleasant mouth-siphoning gamble. Crafted from heavy-duty, BPA-free materials, this aquarium siphon and gravel cleaner features a convenient hand-pump starter, an extended rigid intake tube to reach deep substrate beds, and a sturdy kink-resistant hose that lets you vacuum debris out of your aquascape without disturbing plant roots or kicking up aquasoil dust. Features easy siphon hand-pump, substrate-safe flow control, and BPA-free durable construction. Ideal for nano to large aquariums up to 24 inches depth.
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