Discover aquarium tools, test kits, food and accessories and see the tanks using them.
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1,688 matching items · Most used first
OtherAvidAqua
The AvidAqua Manta Ray Frag Rack Add-On is an expansion accessory that adds more coral frag capacity to the Manta Ray magnetic frag rack system. It integrates seamlessly with the existing rack to hold additional frag plugs.
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OtherAvidAqua
The AvidAqua Manta Ray Magnetic Frag Rack holds 26 frag plugs with a patent-pending Slide-Loc system, double-sealed ABS reef-safe magnets for glass up to 1/2 in, 30-degree angle adapter, and anti-slip silicone cover, 7 x 1.31 x 3.45 in.
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OtherMarina
Marina Easy Catch 3 in coarse nylon fish net with 10 in plastic-coated handle. The loose weave reduces water resistance for smooth movement, and the non-toxic netting is safe for fresh and saltwater fish.
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OtherMarina
Marina Easy Catch 5 in coarse nylon fish net with 16 in plastic-coated handle. The loose weave reduces water resistance for smooth movement, and the non-toxic netting is safe for fresh and saltwater fish.
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OtherHanna Instruments
This Hanna Instruments bundle pairs the Marine Phosphate Ultra Low Range Checker (HI774) with the Marine Nitrate High Range Checker (HI782), including reagents for 35 tests of each. Simple one-button digital readouts replace subjective color charts for dependable nutrient management in any saltwater aquarium.
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OtherHanna Instruments
Hanna Instruments HI784 Marine Ammonia Checker, a handheld colorimeter for saltwater aquariums that measures ammonia colorimetrically with a digital readout instead of a color-comparison card. Range 0.00 to 2.50 ppm with 0.01 ppm resolution and +/- 0.05 ppm accuracy using an adaptation of the Salicylate method; runs on a single AAA battery.
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OtherHanna Instruments
The Hanna Instruments Marine Coral Care Test Kit bundles three handheld digital Checker colorimeters for the core coral-growth parameters: HI772 for alkalinity (0.0 to 20.0 dKH), HI758 for calcium (200 to 600 ppm), and HI783 for magnesium. The simple one-button Checkers give fast, accurate digital readouts in place of visual color charts, with starter reagents included.
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OtherSan Francisco Bay Brand
San Francisco Bay Brand Marine Cuisine (3.5 oz, 30 cubes) is an all-natural frozen food blend of brine shrimp, mysis, krill, plankton, color enhancers, and vitamins for saltwater carnivores and omnivores.
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OtherNew Life Spectrum
New Life Spectrum Marine Fish Formula is a 1 mm sinking pellet made for smaller reef-tank fish, built on digestible proteins like Antarctic krill, herring, squid, and New Zealand mussel with natural color-enhancing ingredients, algae meal, fruit and vegetable extracts. The balanced formula supports immune function and full-spectrum coloration.
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OtherNT Labs
The NT Labs Marine Lab Ammonia Test Kit is a liquid reagent test kit with color chart and instructions for monitoring ammonia in marine aquariums, providing enough reagent for about 40 tests.
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OtherNT Labs
The NT Labs Marine Lab Calcium Test Kit provides precise titration-based calcium testing for reef aquariums, including all reagents, a titration vessel, and instructions to maintain optimal calcium levels for corals, clams, and calcareous algae.
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OtherNT Labs
The NT Labs Marine Lab KH (Alkalinity) Test Kit accurately measures carbonate hardness in marine aquariums using titration with a color change indicator, including enough reagents for ~35 tests.
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OtherNT Labs
NT Labs Marine Lab Magnesium Test Kit is an easy-to-use titration test for reef aquariums that accurately measures magnesium levels essential for coral calcium assimilation; includes reagents, titration vessel, and instruction manual.
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OtherNT Labs
The NT Labs Marine Lab Multi-Test Kit tests four key marine water parameters (ammonia, nitrite, nitrate, and pH) using accurate liquid reagents; it includes enough reagents for about 155 combined tests, full instructions with optimal levels and correction suggestions, a test tube rack, and a color chart.
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OtherNT Labs
The NT Labs Marine Lab Nitrate Test Kit is a liquid reagent test for monitoring nitrate levels in saltwater aquariums. High nitrates can stress marine life and fuel algae, so the kit provides precise reagents, a test tube, and a color chart for about 35 tests to keep water quality stable.
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OtherNT Labs
The NT Labs Marine Lab Nitrite Test Kit monitors nitrite in marine aquariums with liquid reagents, a test tube, and a color chart; it includes enough reagents for about 40 tests and helps detect disrupted biological equilibrium.
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OtherNT Labs
The NT Labs Marine Lab pH Test Kit is a liquid reagent kit that measures pH in marine aquariums by color comparison. It helps reef keepers monitor whether pH stays near the ideal 8.3, since stable pH is linked to KH and is important for marine fish and coral health.
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OtherNT Labs
The NT Labs Marine Lab Phosphate Test Kit provides an easy-to-use liquid reagent method for monitoring phosphate in marine aquariums, including reagents, a glass test tube, and a color chart to help control algae and support coral growth.
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OtherNT Labs
The Marine Lab Reef Multi-Test Kit by NT Labs is a comprehensive test kit for reef aquarium enthusiasts, offering precise testing for four key water parameters: Carbonate Hardness (KH), Magnesium, Calcium, and Phosphate. It uses a combination of liquid drop and titration tests to ensure high accuracy, and includes all necessary equipment including syringes, pipettes, titration vessels, easy-to-follow pictorial instructions, and color charts. Color-coded stickers help organize the syringes and vessels, preventing contamination and ensuring consistency. Includes enough reagent for about 145 tests combined.
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OtherHanna Instruments
A Hanna Instruments handheld colorimeter (model HI783) for measuring magnesium in marine aquariums. It reads 1000–1800 ppm with 5 ppm resolution and ±5% accuracy, replacing color-comparison charts with a digital display.
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OtherHanna Instruments
Hanna Instruments HI97115 Marine Master, a waterproof Bluetooth multiparameter photometer that tests 8 reef parameters (pH, alkalinity, ammonia, calcium, magnesium, nitrate, nitrite, phosphate) with a lab-quality LED optical system. It logs results to the Hanna Lab App, has on-screen tutorials, CAL Check validation, auto data logging, and an IP67 floating design powered by AA batteries.
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Other3F
Marine mix frozen fish food (100 g) is perfect food especially developed for all types of marine fish. Ingredients like fish meat, krill pacifica, mysis and artemia (brine shrimp) are well eaten and provide a balanced nutrition.
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OtherHanna Instruments
Hanna Instruments Marine Monitor continuously tracks pH, salinity, and temperature in saltwater aquariums with waterproof probes designed for constant immersion. It features a large backlit LCD display, one-button automatic calibration with included solutions, automatic temperature compensation, and visual and audible high/low alarms for each parameter.
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OtherCobalt Aquatics
Cobalt Aquatics Marine Omnivore Flakes are a premium flake food formulated for all marine fish, with squid, salmon, and krill proteins plus spirulina for consistent growth and color. Enhanced with probiotics (min 1,000,000 CFU B. subtilis and B. lichenformis) for digestion and waste reduction, plus triple-dose vitamin Cobalt Blue Flakes and immunostimulants; min 51.2% protein, 10.8% fat, and it will not cloud water.
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OtherCobalt Aquatics
Cobalt Aquatics Marine Omnivore Pellets are premium 1/16" diameter sinking pellet fish food for marine fish, formulated with squid, salmon, krill, plankton, spirulina, and other proteins for consistent growth and color. Enhanced with probiotics (Bacillus subtilis/licheniformis) for improved digestion and reduced waste, plus Cobalt Blue pellets with triple vitamin doses and immunostimulants; minimum 51.2% protein, 10.8% fat.
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OtherHanna Instruments
A Hanna Instruments handheld colorimetric pH meter (HI780) dedicated to measuring saltwater aquarium pH from 6.3 to 8.6 with 0.1 pH resolution and +/- 0.2 pH accuracy. Using the phenol red method with 10 mL glass cuvettes and a digital readout, it gives more accurate results than visual test kits, with one-button operation, auto-off, and AAA battery power; includes 2 cuvettes, reagent starter set, and instructions.
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OtherCobalt Aquatics
Cobalt Aquatics Marine Vegi Pellets are sinking pellets formulated for saltwater herbivores and omnivores, blending marine proteins (salmon meal, squid, krill, plankton, mussel) with spirulina and other plant matter, plus garlic and probiotic Bacillus cultures. They provide a minimum of 50.3% crude protein and 10.8% crude fat, suitable for fish that benefit from extra vegetable matter in their diet.
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OtherHikari
Hikari Massivore Delite (13.4 oz) is a quick-sinking carnivore pellet whose each pellet matches the nutrition of 1.8 live goldfish, providing a balanced daily diet for large freshwater and marine carnivores like catfish, bichirs, eels, and sharks.
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OtherFocustronic
The Focustronic Mastertronic is a standalone automated water tester that accurately measures nitrates, phosphates, magnesium, calcium, alkalinity, and organic matter in aquariums. It uses high-precision stepper and DC pumps with a colorimetric photosensor, connects via WiFi to iOS and Android apps, and can wirelessly communicate with Alkatronic, Dosetronic, and other Focustronic devices; test kit reagents sold separately.
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OtherFocustronic
The Focustronic Mastertronic Essential is a fully automated water testing device that measures the five most critical reef parameters: alkalinity, calcium, magnesium, nitrate, and phosphate, plus OLI (Organic Level Index), which tracks water yellowness as an indicator of organic load. Using high-precision stepper and DC pumps with a colorimetric photosensor, it runs each parameter on its own schedule and is controlled wirelessly via the Focustronic AIO app with trend tracking. It works with third-party test reagents, needs no central controller, and can trigger automated dosing when paired with compatible Focustronic devices. Test reagents sold separately.
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