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
OtherG.A. Murdock
The Mur-Lok EZ Angle Stop Adapter connects an RO unit directly to the household water supply, installing under the sink inline after the shut-off valve so faucets stay free for other use. Available in 1/4" and 3/8" quick-connect sizes, it is NSF Standard 58 certified with polypropylene construction.
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OtherG.A. Murdock
The Mur-lok EZ Angle Stop Kit connects an RO unit directly to the household water supply, installing under the sink inline after the shut-off valve so faucets stay free for other use. It includes a quick-connect ball valve for shutting off water to the RO unit during maintenance and is NSF Standard 58 certified.
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OtherG.A. Murdock
The Mur-lok Garden Hose/Utility Sink Adapter connects RO tubing to garden hose bibs and utility sink faucets, available in 1/4" and 3/8" push-connect sizes. It features dual EPDM O-rings for a leak-free fit, polypropylene construction, and NSF Standard 58 certification.
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OtherG.A. Murdock
The Mur-lok Inline Check Valve (1/4" x 1/4" Push Connect) stops water from flowing backwards in RO/DI systems and is rated up to 90 psi. It features dual EPDM O-rings for a leak-free fit, polypropylene construction, and NSF Standard 58 certification.
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OtherG.A. Murdock
The Mur-lok Male NPT x Push Connect is an American-made RO fitting with dual EPDM O-rings for a straight, leak-free fit, available in 1/4", 3/8", and 1/2" sizes. It is constructed from FDA-approved materials and used in reverse osmosis systems and media reactors.
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OtherG.A. Murdock
The Mur-lok Reducing Union 3/8" x 1/4" Push Connect joins 3/8-inch tubing to 1/4-inch tubing without tools in RO/DI and aquarium plumbing. The polypropylene fitting has dual EPDM O-rings and stainless steel collet teeth for a leak-free seal, and is NSF Standard 58 certified.
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OtherG.A. Murdock
The Mur-lok Stem Adapter Tube x Hose Stem is an American-made adapter whose stem side slides into standard push-connect fittings and whose barbed side fits flexible tubing like nylon or clear PVC. Available in 1/4", 3/8", and 1/2" sizes, it is constructed from FDA-approved materials.
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OtherG.A. Murdock
The Mur-lok Swivel 90 Degree Elbow (1/4" male NPT thread x 1/4" push connect) is an American-made RO fitting with dual EPDM O-rings for a leak-free fit. The swivel action allows easy tube placement, and the polypropylene construction with FDA-approved materials is NSF Standard 58 certified for reverse osmosis systems and media reactors.
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Other3F
Mussel Meat frozen fish food (100 g) is well suited for freshwater and marine fish; sold as whole mussels for larger fish or ground mussel meat for smaller ones. Mussels are filter-feeding shellfish that filter organic matter from seawater.
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OtherNeptune Systems
The Neptune Systems MXM Mobius Wireless Control Module wirelessly connects EcoTech Marine and AquaIllumination pumps and lights to an Apex system, enabling control and automation through Apex Fusion. It supports up to 25 Mobius devices and is compatible with Apex A2 and A3 systems.
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OtherBulk Reef Supply
The My Tank Chart Dry Erase Board is a 12" x 9-1/8" colorful board for tracking aquarium care tasks like feeding, cleaning, and monitoring. It includes a Bulk Reef Supply dry erase marker for updating daily and weekly duties.
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OtherCobalt Aquatics
Cobalt Aquatics Mysis Flakes are a premium flake fish food for tropical and marine fish based on mysis shrimp, enhanced with probiotics (Bacillus subtilis/licheniformis) for improved digestion and reduced waste, plus Cobalt Blue flakes with a triple vitamin dose and immunostimulants. The nutritionally balanced, highly palatable formula contains Omega-3s (EPA/DHA) and astaxanthin for growth and color; minimum 44% protein, 12% fat.
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Other3F
Mysis frozen fish food (100 g) consists of small freshwater shrimps, well suited for tropical and marine species; often used for young or recovering fish due to high nutrition. High in fatty acids and highly unsaturated fats; freezing keeps nutritional quality intact.
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Other3F
Mysis frozen fish food (500 g) consists of small freshwater shrimps, well suited for tropical and marine species; often used for young or recovering fish due to high nutrition. High in fatty acids and highly unsaturated fats; freezing keeps nutritional quality intact.
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OtherCobalt Aquatics
Cobalt Aquatics Mysis Pellets are a mysis shrimp-based pellet fish food with 44% minimum crude protein, plus spirulina, freeze-dried plankton and krill, garlic, vitamins, and added probiotics. The formula supports healthy digestion and immune function in freshwater and marine fish.
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OtherBulk Reef Supply
BRS Freeze Dried Mysis Shrimp is a high-protein fish food made from wild-caught mysis quickly freeze-dried to preserve natural nutrition, with 75% protein and high levels of unsaturated fatty acids and HUFA. It is readily accepted by most fish, quickly digested, and can be soaked in nutritional additives before feeding.
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OtherCobalt Aquatics
Cobalt Aquatics Mysis Spirulina Flakes are a premium flake fish food for freshwater and marine herbivorous and omnivorous fish, combining mysis shrimp and spirulina algae with omega-3 fatty acids, astaxanthin, and probiotics. The formula includes Cobalt Blue flakes with a triple vitamin dose and immunostimulants to support digestion, immunity, and coloration without clouding water.
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OtherCobalt Aquatics
Cobalt Aquatics Mysis Spirulina Pellets are 1/16-inch sinking pellets of mysis shrimp and spirulina algae with probiotics, omega-3s, and astaxanthin for growth and color in tropical and marine fish.
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OtherOceans Wonders
The Oceans Wonders N52 Mag Rack PRO is a reef-safe magnetic frag rack with N52 grade neodymium magnets that holds up to 30 frag plugs on tanks up to 3/4" thick. Vertical stabilizing legs keep the rack from tipping forward under the weight of coral frags.
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OtherFlipper
The Flipper Nano Float is a 2-in-1 floating magnetic aquarium algae cleaner that quickly flips from scrubber to scraper by rotating the handle; designed for smaller tanks with glass or acrylic up to 1/4 in thick. Wet side floats if detached; strong neodymium magnets clean even stubborn coralline algae; scraper blade has only 3 contact points creating a 3 mm gap to minimize trapped sand and scratching; includes stainless steel blade for glass tanks.
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OtherFlipper
DC2 Control Pack by Aquaforest.
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OtherFlipper
A 12-inch hand scraper from Flipper designed for nano aquariums with tight spaces, featuring a 2-in-1 scrubber and scraper design that flips between gentle scrubbing and targeted scraping. Its patent-pending blade holder accepts any old credit or gift card as a replaceable algae blade, and it includes one glass/acrylic-safe blade.
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OtherZen Reef
The Zen Reef Nano Shroom Box is a laser-cut cell-cast acrylic box (5.25 x 3.5 x 3 in) with circulation slats that gives detached mushroom corals a safe place to settle and attach; it mounts on the sandbed or on tank walls up to 1/2 inch thick with sealed N52 neodymium magnets, available in clear or black.
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OtherHydra Aquatics
The Hydra Aquatics Nano Sparkly Sponge On-a-Stick is a non-abrasive cleaning sponge on an 8-inch handle sized for nano aquariums. It removes algae, organic film, calcium deposits, and water stains from glass or acrylic, and the kit includes 5 replacement sponges.
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OtherMaxspect
The Maxspect Nano-Tech Bio-Plug Frag Mounts (25 pack) are an extremely porous coral mounting medium that lets water current reach the frag from top and bottom, stimulating healthy coral growth. Their porous structure also serves as secondary bio-media, fostering beneficial bacteria that some coral polyps can capture as food.
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OtherMaxspect
Maxspect Nano-Tech Bio-Plug frag plugs (20 plugs) are extremely porous inert ceramic plugs serving a dual purpose as coral frag bases and biological filtration media. Rapidly colonized by beneficial bacteria that naturally lower nitrite, nitrate, and ammonia; water current penetrates each plug so coral frags extract nutrients from all sides; stable ceramic base will not decompose.
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OtherMaxspect
The Maxspect Nano-Tech Bio-Sand is an 11-pound aquarium substrate that combines nano-tech bio-media with aragonite sand in a 1:4 ratio, providing massive surface area for beneficial bacteria colonization. It also buffers the tank's pH and is safe for freshwater cichlid aquariums.
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OtherNT Labs
The Narrow pH Test Kit from NT Labs is a titration-style kit for measuring aquarium pH in 0.5-unit steps across a 6.0 to 8.5 range. It provides fine pH resolution for freshwater and planted tanks where narrow, accurate readings matter.
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OtherBulk Reef Supply
The Bulk Reef Supply Navy Mr. Chili Sweatshirt features a vibrant orange outline of Mr. Chili on a soft 80/20 cotton/poly blend. It has an adjustable drawstring and is available in six sizes from Small to 2X-Large.
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OtherAquario
AQUARIO Neo P Clips are flexible polycarbonate clips that organize and protect air and CO2 tubing in planted aquariums, preventing kinks and clogging for smooth, consistent flow. Available in medium (glass up to 8 mm) and large (glass up to 12 mm) sizes, the 2-pack includes a rubber cord for heat-bending the clips to custom shapes.
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