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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
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In community tanks
Chosen by aquarists
5,380 matching items · Most used first
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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Substrates & AquascapingUltum Nature Systems
Nano-sized Horn Wood, a dense, high-character natural driftwood with warm tones and bold, antler-like protrusions, averaging 4-10 inches. The sharp, clean lines provide contrast and drama for focal points, while the rough, aged texture is tailor-made for attaching aquatic mosses, ferns, or Bucephalandra. Many pieces feature flat bases or sturdy trunks for easy stacking. Available in 5-pack and 10-pack; expect natural variations in shape, weight, and character.
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Substrates & AquascapingCaribSea
CaribSea Nano LifeRock is a 10-pound box of manmade aragonite-based dry reef rock sized for nano aquariums, infused with spored bacteria and coated to mimic mature coralline algae for an instant established-reef look. The porous rock needs no curing, is environmentally friendly, and is safe for all marine fish, invertebrates, and corals.
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FilterSicce
The Sicce Nano Micron is a compact submersible internal filter for small freshwater aquariums and turtle tanks, with a 52 GPH pump, adjustable flow, and tool-free maintenance. It mounts with suction cups and includes a mechanical filtration sponge.
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SupplementationKorallen Zucht
Korallen-Zucht Nano Power Package; contains 10mL bottles of Coral Vitalizer, Pohls Xtra, Amino Acid Concentrate LPS, and Sponge Power. A stand-alone introduction to the ZEOvit system that improves coral growth, coloration, and water clarity.
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Tank & FurnitureJBJ
The JBJ 10 Gallon Nano Rimless AIO Aquarium is a rimless flat-panel all-in-one system with high-clarity low-iron glass and an integrated rear filtration system with a built-in overflow. It includes a 198 gph return pump with a directional flare nozzle and a filter media starter pack of coarse sponge, ceramic rings, and activated carbon.
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Tank & FurnitureJBJ
The JBJ 20 Gallon Nano Rimless AIO aquarium (17.25"L x 16"W x 16"H, 5mm low-iron glass) is an all-in-one system with a built-in rear filtration and overflow chamber that doubles as a surface skimmer. It includes a 264 GPH return pump, glass lid, and a filter media starter pack of coarse sponge, ceramic bio rings, and activated carbon.
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Tank & FurnitureJBJ
The JBJ 15 Gallon Nano Rimless AIO aquarium (15.25"L x 14"W x 16"H, 5mm low-iron glass) is an all-in-one system with a built-in overflow, baffled rear filtration chambers, and a stable central column sized for a protein skimmer. It includes a 264 GPH (16W) return pump with directional flare nozzle and a filter media starter pack of coarse sponge, ceramic rings, and activated carbon.
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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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Substrates & AquascapingUltum Nature Systems
Spiderwood is known for its wild, multi-branching shape that instantly adds depth and personality to any aquascape. This Nano version is specifically selected for those twisting tangles and sculptural turns that fit perfectly into smaller tanks. Whether you stand it upright, lay it on its side, or angle it, each orientation creates a fresh visual story. The complex network of branches adds immediate depth and energy without overwhelming the tank, and the spindly limbs are ideal for anchoring mosses, Bucephalandra, or Anubias Nana Petite. Available as single, 5-pack, or 10-pack; pieces range from 3 to 8 inches.
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FilterRed Sea
Reef Moonshiners Ruby Red Coral.
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FilterMaxspect
The Maxspect Nano-Tech Anaerobic-Block (2 pcs) is a porous nano-ceramic filter media that fosters anaerobic heterotrophic bacteria to reduce nitrate into nitrogen gas through denitrification. Each block treats up to 264 gallons and is placed directly in the sump, lasting about six months.
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FilterMaxspect
The Maxspect Nano-Tech Bio-Blocks (2 pcs) are inert ceramic filter media with an ultra-high surface area for colonization by beneficial bacteria that lower ammonia, nitrite, and nitrate naturally. One block can replace up to 20 pounds of live rock and treats up to 750 gallons.
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FilterMaxspect
Maxspect Nano-Tech Bio-Cubelets are inert ceramic biological filter media using stabilized microbial Biological Aerated Filter (W-BAF) technology adapted from wastewater treatment, with each cubelet offering up to 15 m² (161 ft²) of surface area for bacterial colonization. The ultra-porous structure supports dense biofilms of nitrifying bacteria that remove ammonia, nitrite, and nitrate, making them a compact, non-decomposing alternative to live rock for sumps, filters, and reactors in fresh and marine aquariums.
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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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FilterMaxspect
The Maxspect Nano-Tech Bio-Spheres are inert ceramic filter media beads with an ultra-high surface area for colonization by beneficial bacteria that lower ammonia, nitrite, and nitrate naturally. Just 10 spheres can replace up to 20 pounds of live rock, and they are available in 1, 2, 20, and 25 kg packages.
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FilterMaxspect
The Maxspect Nano-Tech Clear Cube (8 pieces, treats 400 L / 100 gallons) is a natural tourmaline-based ionic filter media that clarifies aquarium water by breaking down dissolved organic matter ionically rather than by absorption, so it lasts far longer than activated carbon. It also removes yellow tint, impurities like gases and heavy metals, and has natural anti-bacterial and anti-fungal properties; for freshwater and marine aquariums.
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FilterMaxspect
The Maxspect Nano-Tech Phosphree is a chemically stable polymer-based phosphate absorbing resin that reduces PO4 slowly, avoiding sudden drops that can shock corals. Unlike traditional GFO, it does not leak metal ions into the water or cloud aquarium water.
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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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Water PurificationG.A. Murdock
Mur-lok Natural Clear 1/4" polyethylene RO tubing is 1/4" OD (outside diameter) tubing designed for reverse osmosis and RODI systems and compatible with all 1/4" push-connect fittings. The semi-translucent clear tubing, sold in 50 ft or 100 ft lengths, is made in the USA from BPA-free, FDA-approved LLDPE that is NSF 58 certified for drinking water use.
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Substrates & AquascapingUltum Nature Systems
Natural Reef Rock Coralline features naturally irregular formations with a coralline-covered surface that gives each piece an authentic reef-rock appearance. The varied shapes and textures make it a versatile foundation for natural-looking saltwater and reef hardscapes; individual pieces can be combined into larger formations with caves, crevices, and varying elevations.
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Substrates & AquascapingUltum Nature Systems
Natural Reef Rock Premium is a bright white, highly porous rock designed for marine and reef aquariums. Its intricate open structure provides plenty of surface area for beneficial bacteria and coral attachment, and the naturally irregular lightweight pieces are ideal for building a natural reef hardscape with depth, texture, and open spaces; sold in a 30LB pack.
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Substrates & AquascapingUltum Nature Systems
Natural Reef Shelf Rock Coralline features naturally formed shelf-like pieces with a coralline surface and a layered structure that mimics established reef rock. The broad, overhanging surfaces are ideal for creating ledges, shaded areas, and changes in elevation; pieces can be arranged into larger reef structures or mixed with other reef rock for a varied, natural layout.
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Wave GenerationReefBreeders
The ReefBreeders Nautilus DC1600 is a controllable, energy-efficient DC return pump with a max flow rate of 1600 GPH and 12.5-foot head height. It features whisper-quiet operation, 10 output settings, three built-in feed timers, slow start, and 0-10V control input compatible with Neptune Apex and Coralvue Hydros controllers.
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Wave GenerationNeat Aquatics
The Neat Aquatics Nautilus Standard Flow Pump Guard is a direct replacement cover for the Vortech MP60. Its vented design retains stock flow performance while protecting aquatic life with a gentler undertow and a solid ring around the propeller.
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Wave GenerationNeat Aquatics
The Neat Aquatics Nautilus Wide Flow Pump Guard is a direct replacement for the Vortech MP60 pump guard, directing flow at an outward angle for a diffuse pattern while protecting livestock, made of 100% reef-safe non-toxic plastic.
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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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