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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
Climate ControlFinnex
The Finnex HMX-S Heater is a titanium aquarium heater with a digital touchpad controller and crisp LCD temperature display. The corrosion-resistant, virtually unbreakable heating element includes a protective guard and memory that restores temperature settings after a power outage.
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FilterAquaReady
A hang-on-back protein skimmer from AquaReady rated for saltwater aquariums from 40 to 75 gallons, powered by a modified Sicce pump with needle-wheel impellers. Its compact design fits rims up to 3/4 inch thick and installs without a sump, with a collection cup that fully disassembles for cleaning.
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FilterAquaReady
The AquaReady HOB-PF Hang-On-Back Power Filter provides 110 gph filtration for nano aquariums up to 30 gallons, with a drop-in media basket, removable divider plate, and a Sicce Syncra NANO pump.
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FilterAquaReady
The AquaReady HOB-R Hang-On-Back Refugium grows macroalgae for nitrate and phosphate control and microfauna production, with a 110 GPH Sicce pump, viewing portal, and baffle design for tanks 20 gallons and larger.
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Substrates & AquascapingUltum Nature Systems
Holey Rock is a naturally porous limestone known for its unique holes, cavities, and textured surface; light, neutral color creates clean contrast with green aquarium plants, dark substrates, and other aquascaping materials. Use it to create natural-looking rock formations, add height and depth to an aquascape, or build detailed hardscape layouts with plenty of texture. Limestone-based rock that may naturally increase water hardness and pH. Each piece is naturally unique. 10LB pack.
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OtherLoc-Line
The Loc-Line Hose Assembly Pliers are a specialty tool for snapping together and separating Loc-Line modular hose segments, making it easy to build or reconfigure articulated plumbing on return lines and closed loops. Available in versions for 1/2" and 3/4" modular hose.
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Climate ControlFinnex
The Finnex HPG Digital Heater with Temp Probe is a fully submersible aquarium heater encased in a protective plastic shell around an extra-thick 2mm quartz glass heating element, for freshwater or saltwater aquariums. It features a single-button control panel on the power cord, external temperature probe, bright red LED display, onboard memory that retains the programmed temperature through power outages, and automatic shutoff at 93F for overheat protection. Models: HPG 100 (100W, 20-30 gal), HPG 200 (200W, 60-80 gal), HPG 300 (300W, 80-100 gal). Includes suction cup mounts. Exact current pricing not established.
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Water Purificationhw Wiegandt
hw-Marinemix Professional Salt Mix (160 gallons); synthetic blend formulated to near natural seawater parameters (pH 8.1-8.3, alk 8.7-9.7 dKH, Ca 400-440 ppm at 35 ppt). Dissolves quickly; free of unnecessary additives.
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Water Purificationhw Wiegandt
hw-Marinemix Reefer Salt Mix makes approximately 160 gallons at 1.024 specific gravity and is formulated with minerals, trace elements, amino acids, and biocatalysts for reef aquariums. At 35 ppt it provides approximately 450 ppm calcium, 9 dKH alkalinity, and 1380 ppm magnesium.
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Water PurificationAquaforest
Aquaforest Hybrid Pro Salt is a premium reef salt blending chemically pure laboratory-grade salt with natural North Atlantic sea salt flakes. Enriched with micro and macro trace elements, amino acids, vitamin C, and probiotic bacteria, it reduces nitrate and phosphate while enhancing SPS coloration and coral growth.
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Substrates & AquascapingBuce Plant
Hybrid Rock - Coralline (20LB) by Marco Rocks combines the best features of both shelf and reef saver rocks; allows you to create ridges and overhangs while providing the mass, height, and shape needed for dynamic aquascaping. Recommended for use above MR Foundation Rock; can be bonded with E Marco-400 for permanent placement. Stable, architecturally sound, and highly porous. All-natural calcium carbonate rock with no chemicals or additives. 20-pound box in Coralline color.
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Substrates & AquascapingBuce Plant
Hybrid Rock - Natural (40LB) by Marco Rocks combines the best features of both shelf and reef saver rocks; allows you to create ridges and overhangs while providing the mass, height, and shape needed for dynamic aquascaping. Recommended for use above MR Foundation Rock; can be bonded with E Marco-400 for permanent placement. Stable, architecturally sound, and highly porous. All-natural calcium carbonate rock with no chemicals or additives. 40-pound box in Natural color.
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FilterHydor
A four-pack of white filter wool for the Hydor Prime 20 external canister filter; the non-toxic synthetic polyester fiber provides fine mechanical filtration, trapping dirt and debris.
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FilterHydor
A four-pack of white filter wool for the Hydor Prime 30 external canister filter; the non-toxic synthetic polyester fiber provides fine mechanical filtration, trapping dirt and debris.
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FilterHydor
Activated carbon filter media from Hydor designed for marine aquariums; the highly adsorbent carbon eliminates odors and polluting substances to produce odor-free, crystal-clear water.
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FilterHydor
Hydor Black Filter Sponge for Prime 10. An aquarium filtration product.
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FilterHydor
Hydor Black Sponge H30 for Prime 30. An aquarium filtration product.
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FilterHydor
Hydor Black Sponge H90 for Prime 30. An aquarium filtration product.
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FilterHydor
An external canister filter for aquarium water filtration. Hydor PRIME 10 Self-priming External Filter for Aquariums.
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FilterHydor
An external canister filter for aquarium water filtration. Hydor PRIME 20 Self-priming External Filter for Aquariums.
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FilterHydor
An external canister filter for aquarium water filtration. Hydor PRIME 30 Self-priming External Filter for Aquariums.
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AquaIllumination
The AquaIllumination Hydra 32HD is a 90W full-spectrum LED reef light covering a 24x24 inch area, with 32 LEDs across 7+1 channels including a dedicated moonlight channel. It is controlled via the myAI app with HyperDrive HD power routing, TIR optics, and a slim, more water-resistant design.
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LightsAquaIllumination
The AquaIllumination Hydra 32 HD Freshwater LED Light (black body) is a 95W fixture with 30 LEDs tuned to a plant-optimized freshwater spectrum plus a dedicated moonlight channel, featuring 80-degree TIR optics for a 24" x 24" spread, built-in Bluetooth control via the myAI/Mobius apps, and MXM compatibility for Apex Fusion control.
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LightsAquaIllumination
The AquaIllumination Hydra 32 HD in a white body is a 32-LED freshwater-spectrum fixture with HyperDrive HD power management for planted and freshwater aquariums. It offers full app-based control of color channels, scheduling, and acclimation through myAI.
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LightsAquaIllumination
The AquaIllumination Hydra 32 HD is a 90W LED reef light with 32 LEDs plus a dedicated moonlight channel, covering a 24 x 24 inch area down to 24 inches of depth. TIR optics improve color mixing and PAR delivery, and the light is controlled via the myAI app.
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LightsAquaIllumination
AquaIllumination Hydra 32 HD LED Reef Light (White); redesigned for higher PAR, wider spread (24 x 24 inches), and improved color mixing. Controlled via the myAI app; includes dedicated moonlight channel and TIR optics.
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LightsAquaIllumination
AquaIllumination Hydra 64 HD LED Reef Light (Black); more powerful than the Hydra 32 with 135W, 64 LEDs, and 30 x 30-inch spread. Retains HD power-routing, myAI app control, dedicated moonlight channel, and TIR optics.
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LightsAquaIllumination
AquaIllumination Hydra 64 HD LED Reef Light (White); more powerful than the Hydra 32 with 135W, 64 LEDs, and 30 x 30-inch spread. Retains HD power-routing, myAI app control, dedicated moonlight channel, and TIR optics.
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LightsAquaIllumination
Hydra Edge 44HD Flex Arm Mounting Bracket Adapter; converts an existing Hydra Flex Arm to fit the Hydra Edge 44HD. Includes adapter and Hydra Edge 44HD Mounting C-Bracket; fixture and flex arm sold separately.
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LightsAquaIllumination
Hydra Edge 44HD Flex Arm w/ Adapter; sleek adjustable arm for mounting the Hydra Edge 44HD above the aquarium, ideal for rimless tanks. Includes Hydra Flex Arm, Hydra Edge 44HD adapter, and Mounting C-Bracket; fixture not included.
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