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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
5,380 matching items · Most used first
SupplementationAquaforest
Aquaforest Iodum is a concentrated iodine supplement that supports coral pigment synthesis, intensifies dark blue and purple coloration in hard corals, and aids shrimp molting, dosed 1 drop per 27 gallons daily.
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SupplementationNyos
Nyos ION ELEMENTS 1 CA/MG (250 mL); trace element mixture of molybdenum, rubidium, and strontium designed to be added to the Nyos ION-B CA/MG+ solution. Target dosage: 20 mL per liter of ION-B CA/MG+; start at 10 mL and increase over 2-4 weeks based on ICP analysis.
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SupplementationNyos
Nyos ION ELEMENTS 2 CA/MG (250 mL); trace element mixture of chromium, iron, cobalt, copper, manganese, nickel, vanadium, and zinc designed to be added to the Nyos ION-B CA/MG+ solution. Target dosage: 20 mL per liter of ION-B CA/MG+; start at 10 mL and increase over 2-4 weeks based on ICP analysis.
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FilterOzotech
The Ozotech IQ-20 Air Dryer is a single-bed regenerative air dryer that delivers up to 20 SCFH of ultra-dry air (to -50°F dew point) for ozone systems. It dries during the day and regenerates its drying bed at night on a manual timer, improving ozone generator performance and lifespan.
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FilterOzotech
The Ozotech IQ-40 Air Dryer is a dual-bed heat-regenerative air dryer that delivers dry air around the clock for ozone generators. Its dual-bed design regenerates one chamber while the other stays in service, providing up to 40 cubic feet per hour of low-dew-point dry air.
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SupplementationAquaforest
Aquaforest Iron (50 mL) is a highly concentrated iron supplement for reef aquariums. Iron is an important micronutrient absorbed by corals and sea anemones, and regular balanced dosing supports intense green coloration, especially in Acroporas and other SPS corals, at 1 drop per 100 liters daily.
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SupplementationKorallen Zucht
Korallen-Zucht Iron Concentrate Automatic Elements; iron supplement embedded in a solid carrier substance that slowly releases into the water for up to 4 months. Deepens coral colors, especially green pigmentation, and improves zooxanthellae growth; 1 piece per 50 L.
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SupplementationKorallen Zucht
Korallen-Zucht Iron Concentrate Complex; reef additive that increases color formation with the most pronounced effect on green. Suggested dosing: 1 mL per 50 gallons weekly; do not exceed the recommended amount.
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SupplementationISTA
ISTA 1.5 lbs CO2 Cylinder Base; keeps the CO2 cylinder firmly in place to prevent falls and protect the CO2 regulator. Adjustable to fit diameters from 65 mm to 80 mm; fits ISTA cylinders from 0.5 L to 1 L.
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SupplementationISTA
A disposable 45g pressurized CO2 cartridge designed as a refill for the ISTA CO2 Supply Set. Swapping in a fresh cartridge keeps a continuous, reliable CO2 supply for planted aquariums; a backup cartridge is recommended since pressurized cartridges can only be transported by ground.
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FilterISTA
The ISTA Quick Release Double Tap Valves are designed for convenient maintenance of any canister filter; installed on inlet/outlet tubing, they allow easy disconnection for routine maintenance or media change. Durable plastic with adjustable flow; fits 12/16mm or 15/20mm hoses.
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Climate ControlInk Bird
The Ink Bird ITC-308 WiFi Dual Stage Temperature Controller is a dual relay temperature controller with on/off heating and cooling control, high and low temperature alarms, and free WiFi app monitoring for aquariums. It has two outlets - one for a heater and one for a cooling device like a fan or chiller - and supports up to 1100W at 110Vac.
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Climate ControlInk Bird
InkBird ITC-308S Dual Stage Temperature Controller; easy-to-use dual-relay output controller with one outlet for a heater and one for a cooling device like a fan or chiller. Includes high/low temperature alarms, temperature probe, and manual; works for both fresh and saltwater.
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Substrates & AquascapingAqua Natural
Aqua Natural Iwagumi Substrate (Colorado Sand, 7.7 lbs) is a 100% natural fine-grain sand for artistic aquascaping; its fine texture supports plant root growth and its natural color enhances aquarium, terrarium, and paludarium setups.
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Substrates & AquascapingAqua Natural
Aqua Natural Iwagumi Del Plato Sand (7.7 lbs) is a 100% natural eco-friendly fine sand that supports plant root growth and enhances the natural look of aquarium and terrarium aquascapes.
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Substrates & AquascapingAqua Natural
A 100% natural fine-grain garnet sand substrate from Aqua Natural for artistic aquascaping; the fine texture supports plant root growth while the natural garnet color enhances the look of aquariums, terrariums, and paludariums.
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Substrates & AquascapingAqua Natural
Aqua Natural Iwagumi Gunsmoke Gravel (7.7 lbs) is a 100% natural eco-friendly gravel, slightly larger than most substrates, used as an accent or foundation in aquarium and terrarium aquascaping.
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Substrates & AquascapingAqua Natural
Aqua Natural's 7.7 lb Iwagumi Nile Gravel is a 3-4mm, mostly smooth, 100% natural substrate designed for artistic aquascaping and Iwagumi-style layouts. Its natural tones create an authentic foundation for aquariums, terrariums, and paludariums and are safe for all tank inhabitants.
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Substrates & AquascapingAqua Natural
Aqua Natural Iwagumi Substrate Silver Gravel (7.7 lbs) is a 100% natural, eco-friendly gravel with silver hues, safe for all tank inhabitants; grain size ~1-3 mm.
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OtherIwasaki
The Iwasaki 6500K Single End Metal Halide Bulb (Mogul base) provides high PAR and maximum coral growth with a natural-light 6500K spectrum and balanced red, blue, and green spectral energy; yellow tint can be balanced with actinic supplementation.
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Substrates & AquascapingUltum Nature Systems
Jade Rhino Stone is a unique aquascaping stone with a rugged, heavily textured surface and natural green-gray coloration. Its irregular shapes, ridges, and weathered appearance make it an excellent choice for realistic rock formations, focal points, and detailed hardscape in freshwater aquariums.
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Substrates & AquascapingUltum Nature Systems
Jade Stone is a highly decorative natural stone that offers a truly special aesthetic for aquascapers seeking a bold, one-of-a-kind look. This unique hardscape features a breathtaking color palette ranging from deep turquoise and vibrant emerald green to striking light orange-red speckling and mineral streaks of dark and light gray. Its vibrant coloration sets it apart from more traditional neutral stones, making it the perfect pick for those who want a layout material rarely seen in standard planted aquariums. Also suitable for non-aquarium use and works beautifully as a luxury accent in terrariums, paludariums, or similar enclosures. Available in 10, 20, and 30 pound packs.
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Climate ControlEHEIM
A replacement double suction cup holder for Eheim Jager aquarium heaters. It clips onto the heater body and secures it vertically to the aquarium glass with two suction cups.
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OtherJBJ
The JBJ 5-inch fish net is a high-quality aquarium net for catching and moving fish and invertebrates. Its 5-inch frame size makes it suitable for smaller aquariums and nano tank inhabitants.
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OtherJBJ
The JBJ 8-inch fish net is a high-quality aquarium net for catching and moving fish and invertebrates. Its 8-inch frame size makes it suitable for medium-sized aquariums and larger specimens.
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Climate ControlJBJ
The JBJ Arctica DBA-075 is a 1/10 HP aquarium chiller that stabilizes water temperature using a fully automated digital thermostat accurate to plus/minus 1 degree Fahrenheit. It features a corrosion-resistant titanium heat exchanger, an energy-efficient and quiet compressor, and accepts flow rates of 240 to 960 GPH on 115V power.
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Climate ControlJBJ
The JBJ Arctica 1/3 HP Chiller (DBM-250) delivers 4,000 BTU/hr of cooling for aquariums up to 340 gallons, with a titanium heat exchanger, fully automated digital thermostat accurate within 1 degree, and quiet, energy-efficient operation. It includes hose barb fittings and a 2-year warranty.
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Climate ControlJBJ
The JBJ Arctica 1/4 HP (DBE-200) aquarium chiller delivers 3000 BTU/hr of cooling with an energy-efficient compressor, a titanium heat exchanger, fully automated digital thermostat with LCD, and quiet, compact operation suitable for fresh or saltwater tanks.
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Climate ControlJBJ
The JBJ Arctica DBA-150 is a 1/5 HP aquarium chiller rated at 2,400 BTU per hour with a fully automated digital thermostat accurate to plus/minus 1 degree Fahrenheit. It features a corrosion-resistant titanium heat exchanger and a quiet, energy-efficient compressor, handling flow rates of 480 to 1,320 GPH on 115V power.
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Climate ControlJBJ
The JBJ Digi-Temp2 is a digital aquarium thermometer with a remote probe for monitoring water temperature. The external display unit shows the current temperature at a glance without reaching into the tank.
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