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
OtherTrigger Systems
A 5-gallon auto-top-off water reservoir from Trigger Systems designed to match their Titanium sumps; it includes built-in LEDs with remote, 1/4-inch push-connect fittings, a polycarbonate lid, front water-level markings, and Neptune liquid-level-sensor compatibility.
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OtherAvidAqua
Multi-Function Coral Transporter Keeps Corals Safe During Transport from Frag Swaps, Local Fish Stores, or Trades Holds up to 52 Frags Securely Water-Tight, Snap-On Lid with Leakproof Seal Compact Size Fits in a Car’s Cup Holder or Backpack Pocket Includes an Insulated Zipper Cover to Help Maintain Water Temperature White Rack Side Allows for Easier Pest Identification During Coral Dips Patent-Pending Slide-Loc® System Holds Corals Firmly, Even Upside-Down Converts into Two Frag Racks for Your Tank With Two Included ModMag Sets Does It All – Travel, Dip, and Place Frags in Your Tank with One Product Convenient & Versatile Coral Transport The Traveler Mega Coral Transporter is designed for reef keepers who need a safe, leakproof, and temperature-stable solution for transporting corals. The Slide-Loc® system securely holds frags in place—even when inverted—while the snap-on, sili
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OtherAvidAqua
Multi-Function Coral Transporter Keeps Corals Safe During Transport from Frag Swaps, Local Fish Stores, or Trades Holds Up to 4 Frags Securely Water-Tight, Snap-On Lid with Leakproof Seal Compact Size Fits in a Car’s Cup Holder or Backpack Pocket Includes an Insulated Zipper Cover to Help Maintain Water Temperature White Rack Side Allows for Easier Pest Identification During Coral Dips Patent-Pending Slide-Loc® System Holds Corals Firmly, Even Upside-Down TSA Compliant for Hassle-Free Travel Convenient & Versatile Coral Transport Whether you're bringing home new corals from a frag swap, local fish store, or trading with fellow hobbyists, the Traveler Mini Coral Transporter ensures safe, leakproof, and temperature-stable transport. The Slide-Loc® system securely holds frags in place—even when inverted—while the snap-on, silicone-sealed lid prevents spills in any orientation.
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OtherAvidAqua
Multi-Function Coral Transporter Keeps Corals Safe During Transport from Frag Swaps, Local Fish Stores, or Trades Holds up to 12 Frags Securely Water-Tight, Snap-On Lid with Leakproof Seal Compact Size Fits in a Car’s Cup Holder or Backpack Pocket Includes an Insulated Zipper Cover to Help Maintain Water Temperature White Rack Side Allows for Easier Pest Identification During Coral Dips Patent-Pending Slide-Loc® System Holds Corals Firmly, Even Upside-Down TSA Compliant for Hassle-Free Travel Convenient & Versatile Coral Transport Whether you're bringing home new corals from a frag swap, local fish store, or trading with fellow hobbyists, the Traveler Mini Coral Transporter ensures safe, leakproof, and temperature-stable transport. The Slide-Loc® system securely holds frags in place—even when inverted—while the snap-on, silicone-sealed lid prevents spills in any orientation.
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OtherNeptune Systems
Automated Testing for the Three Most Critical Reef Parameters Fully Automated Alkalinity, Calcium, and Magnesium Testing Seamless Integration with Neptune Systems Apex Controllers Precision Testing with Consistent, Repeatable Results Test Your Aquarium Water up to 24 Times Per Day Apex Fusion Graphing, Alerts, and Automation Support Compatible with Automatic Dosing Control When Paired with DÅŒS The Neptune Systems Trident ACM is an automated testing device designed to continuously monitor alkalinity, calcium, and magnesium in saltwater reef aquariums. By removing the need for manual test kits, the Trident delivers consistent, high-frequency data that helps reef keepers better understand consumption trends, detect issues early, and maintain long-term stability.
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OtherNeptune Systems
Automated Testing for the Three Most Critical Reef Parameters Fully Automated Alkalinity, Calcium, and Magnesium Testing Includes 2-Month Trident ACM Reagent Kit Seamless Integration with Neptune Systems Apex Controllers Precision Testing with Consistent, Repeatable Results Test Your Aquarium Water up to 24 Times Per Day Apex Fusion Graphing, Alerts, and Automation Support Compatible with Automatic Dosing Control When Paired with DÅŒS Includes 2-Month Trident ACM Reagent Kit The Neptune Systems Trident ACM is an automated testing device designed to continuously monitor alkalinity, calcium, and magnesium in saltwater reef aquariums. By removing the need for manual test kits, the Trident delivers consistent, high-frequency data that helps reef keepers better understand consumption trends, detect issues early, and maintain long-term stability.
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OtherNeptune Systems
Automated Testing for the Three Most Critical Reef Parameters Fully Automated Alkalinity, Calcium, and Magnesium Testing Includes 2-Month Trident ACM Reagent Kit Seamless Integration with Neptune Systems Apex Controllers Precision Testing with Consistent, Repeatable Results Test Your Aquarium Water up to 24 Times Per Day Apex Fusion Graphing, Alerts, and Automation Support Compatible with Automatic Dosing Control When Paired with DÅŒS Includes 6-Month Trident ACM Reagent Kit The Neptune Systems Trident ACM is an automated testing device designed to continuously monitor alkalinity, calcium, and magnesium in saltwater reef aquariums. By removing the need for manual test kits, the Trident delivers consistent, high-frequency data that helps reef keepers better understand consumption trends, detect issues early, and maintain long-term stability.
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OtherNeptune Systems
Trident Calibration Solution Replacement reference standard for Trident calibration. This calibration solution is for use with the Neptune Systems Trident ACM (Alkalinity, Calcium, Magnesium) and is NOT compatible with Trident NP.
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OtherNeptune Systems
Protect from Unexpected Leaks and Spills While drips and spills from the Trident are uncommon, this custom-fit tray offers peace of mind by catching any minor leaks that may occur. Designed specifically for the Trident and Trident NP, it helps keep your aquarium stand clean and your equipment protected.
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OtherNeptune Systems
Trident NP Calibration Solution This calibration solution is designed for the Neptune Systems Trident NP to keep nitrate and phosphate readings accurate over time. It’s the same solution included with the standard reagent refill kits.
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OtherNeptune Systems
Neptune Systems Trident NP is an automated nitrate and phosphate water tester that runs one test per day (more on manual trigger) with results graphed in Apex Fusion. Reagents store inside the unit (reagent kit not included). Requires an A2 or A3 Apex controller. Range 0-100 ppm nitrate and 0-2 ppm phosphate; about 9.8 x 12.4 x 4.9 inches.
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OtherNeptune Systems
Automated Nitrate and Phosphate Testing is Here! Reagents Store Neatly Inside the Trident Test Nitrate and Phosphate Automatically Once Per Day Compatible with A3 Apex (Apex Pro, Apex, Apex Jr.) or A2 Apex (Apex, Apex EL) Designed and Assembled in the USA Imagine a world where manual nitrate and phosphate tests are no longer apart of your aquarium maintenance routine.
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OtherNeptune Systems
Trident NP Nitrate & Phosphate Tester w/ 2 Month Reagent Kit Reagents Store Neatly Inside the Trident Test Nitrate and Phosphate Automatically Once Per Day Compatible with A3 Apex (Apex Pro, Apex, Apex Jr.) or A2 Apex (Apex, Apex EL) Designed and Assembled in the USA Imagine a world where manual nitrate and phosphate tests are no longer apart of your aquarium maintenance routine. Now you don't have to imagine!
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OtherNeptune Systems
Waste Container for Trident NP Nitrate and Phosphate Tester Like many aquarium additives and cleaning solutions found in your home, the Trident NP reagents and waste require some precautions when handling them. This container is made from HDPE Class 2 Plastic, which is one of the materials recommended for the Trident NP waste container (glass containers are also acceptable).
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OtherNeptune Systems
Sample Line Filter for the Neptune Systems Trident.
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OtherNeptune Systems
The Trident Sample Line Tubing from Neptune Systems is a replacement part for maintaining the operation of your Trident system. This tubing is designed to replace worn, dirty, or damaged sample lines, helping ensure accurate water testing.
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OtherNeptune Systems
The Trident Waste Line Tubing from Neptune Systems is a replacement part for maintaining the operation of your Trident system. This tubing is designed to replace worn, dirty, or damaged waste lines, helping ensure accurate water testing.
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OtherNeptune Systems
The Trident Waste Line Tubing from Neptune Systems is a replacement part for maintaining the operation of your Trident system. This tubing is designed to replace worn, dirty, or damaged waste lines, helping ensure accurate water testing.
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OtherTriton
The Triton 1-Pack ICP-OES Testing Kit provides a detailed analysis for 36 different macro and trace elements with extreme accuracy, giving precise views into the elements important to overall coral health and vitality — the most accurate saltwater aquarium test results available. Covers elements including Na, Ca, Mg, K, Sr, B, Br, S, Li, Ba, Fe, Cu, Zn, P, PO4, and I.
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OtherTriton
The Triton N-DOC Organics Seawater Analysis is a single laboratory water test kit that provides high-resolution measurement of key nitrogen compounds, dissolved organic carbon and extended alkalinity in reef aquariums. It helps aquarists manage nutrients, troubleshoot issues like tissue necrosis, algae blooms and cyanobacteria, and determine the need for corrective water changes.
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OtherTrigger Systems
The Trigger Systems Triton 10 Gallon ATO Reservoir is an aquamarine acrylic top-off container with a removable lid, 1/4-inch quick disconnect port, and laser-engraved level markings, matching Trigger Triton sumps.
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OtherTrigger Systems
Matches Trigger Triton Sumps Triton ATO reservoirs are meant to hold top off water for your aquarium in a closed container with high aesthetics, featuring a white bottom with Aquamarine sides and top. The Trigger Systems ATO containers have a removable lid to prevent excess evaporation while providing a large opening to refill and clean the reservoir as needed.
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OtherTropic Marin
Professional ICP Testing for Saltwater Aquariums ICP-OES Used to Analyze Over 35 Elements Water Analysis Performed by Professional & Qualified Personnel Progress Display for Each Aquarium on the lab.tropic-marin.com Website Dosing Recommendations to Correct Any Imbalances The Tropic Marin ICP Water Analysis provides professional-grade laboratory testing for your aquarium water. Each sample is analyzed using ICP-OES to measure the concentration of more than 35 elements.
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OtherTropic Marin
Professional ICP Testing for Saltwater Aquariums ICP-OES Used to Analyze Over 45 Elements/Water Parameters Reverse Osmosis Water Sample Analysis Included Water Analysis Performed by Professional & Qualified Personnel Progress Display for Each Aquarium on the lab.tropic-marin.com Website Dosing Recommendations to Correct Any Imbalances The Tropic Marin ICP Water Analysis Plus provides professional-grade laboratory testing for your aquarium water. Each sample is analyzed using ICP-OES to measure the concentration of more than 45 elements/water parameters.
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Other3F
Tropical 4 in 1 Frozen Fish Food (100 g) is four different frozen foods in one pack: brine shrimps, daphnia, blood worms, and glass worms (4 x 5 food sticks or 6 x 4 blister cubes). Note that blood worms are not recommended for discus fish and cichlids.
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OtherNyos
100% organic and certified with the official German government organic seal! Obtaining high-quality foods that are not produced with many fillers or artificial colors and flavors can be difficult.
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OtherD-D The Aquarium Solution
D-D True Seawater Refractometer is a handheld instrument calibrated for the refractive index of natural seawater, giving true salinity and specific gravity readings where brine-calibrated refractometers need conversion. Features auto temperature compensation, a 0-40 ppt high-resolution scale and a copper body that responds quickly to ambient temperature.
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OtherSpears
Spears makes the highest quality True Union check valves. Use them to add a last line of defense against overflows.
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OtherBulk Reef Supply
A Bulk Reef Supply youth t-shirt supporting BRStv, Bulk Reef Supply's educational YouTube channel. Made from 100% pre-shrunk cotton, it is available in youth sizes.
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Other3F
Tubifex Frozen Fish Food (100 g) is frozen tubifex worms, small red aquatic worms that are a natural food source for many freshwater fish species including tetras, guppies, mollies, bettas, goldfish, and cichlids. Tubifex worms are a high-protein, natural food source that most freshwater fish feed on in the wild.
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