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O.S.I. Fish Supplies
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O.S.I. Marine Pellets

As low as $6.99
Fortified, staple pellet food for larger saltwater fishContains vitamins and mineral needed for healthy marine fishSlowly sinking pellets stimulate natural marine feeding behavior Specially formulated staple diet for saltwater aquarium fish. Made from quality ingredients to satisfy the specific nutritional needs of marine fish. OSI Marine Pellets are a good source of marine protein and ...
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O.S.I. Koi Pond Sticks Floating Fish Food

As low as $10.99
Nutritious pond pellet fish food with moderate protein levels Provides pond fish nutrition without stimulating algae growth Quality maintenance diet with added vitamins and minerals for koi Reduced protein levels keep algae stimulation in check without sacrificing koi nutrition. Koi Pond Sticks Floating Fish Food is carefully developed to deliver moderate protein levels. This staple diet ...
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O.S.I. Sinking Shrimp Pellets

As low as $4.99
Contains strong, natural attractants and is easy to digestSoftens easily in water, but won't cloud aquariumContains stabilized Vitamin C Easy-to-digest formula appeals to both marine and freshwater aquarium fish. This unique pellet food softens easily in water, contains a high percentage of ground marine shrimp and enhances pigments resulting in healthy, beautifully colored aquarium fish. ...
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O.S.I. Spirulina Pellets

As low as $3.99
Medium sized pellet food for freshwater & marine aquarium fish Provides aquarium fish excellent nutrition and color enhancement Slowly sinking pellets suit varied feeding preference of aquarium fishes A special, vitamin-fortified diet containing a high concentration of rich spirulina, an algae which provides excellent nutrition and natural color enhancement for plant-eating aquarium fish. ...
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O.S.I. Spirulina Flake Food

As low as $44.99
Fortified spirulina flake food for all freshwater and marine fish Natural color enhancer plus beta carotene for vibrant fish color Contains stabilized Vitamin C for healthier fish Ocean Star International is recognized around the globe as a manufacturer of premium quality fish foods. All their products are proudly made in the United States! Nutritious spirulina algae enhances fish color and ...
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O.S.I. Angelfish Flakes

As low as $2.39
Contains Spirula and natural pigmentsStabilized Vitamin CWon't cloud aquarium waterEasy-to-digest, balanced nutrition Ocean Star International is recognized around the globe as a manufacturer of premium quality fish foods. All their products are proudly made in the United States! A balanced mix of plant and animal ingredients that mirrors the natural preferences of angelfish in the wild. Made ...
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Discus Aquarium Flake Food

As low as $4.99
Specially formulated flakes keep discus healthy and vibrantPacked with essential nutrients, vitamins, and mineralsWon't cloud aquarium water Easy-to-feed flakes specially formulated to keep discus healthy and vibrant. Balanced nutrition with all the necessary nutrients, vitamins, and minerals, including stabilized Vitamin C. Also includes natural pigments and spirulina. Easy to digest. Won’t ...
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O.S.I. Artemia Food

As low as $1.99
Highly nutritious food for brine shrimp raised for aquarium fish Improves brine shrimp survival rate to extend aquarium budget Natural algae meal diet gives brine shrimp a nutritional boost O.S.I. Artemia Food is a versatile growth and maintenance diet for brine shrimp. Highly nutritious and easy to use diet helps improve brine shrimp survival rate so you have more live ...
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O.S.I. Koi Staple Pellets Color Enhancing Fish Food

As low as $23.99
Staple pond fish diet with added vitamins, minerals and moreVarious exceptional ingredients give pond fish a nutritional boostDiverse color-enhancers support healthy coloration in koi and goldfish Exceptional ingredients elevate standard fare to gourmet feast. O.S.I. Koi Staple Pellets Color Enhancing Fish Food is a staple diet with a unique blend of ingredients formulated to support rich ...
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O.S.I. Marine Flake Food

As low as $35.99
Easy-to-digest flakes offer balanced aquarium fish nutrition Strong natural attractants entice tropical marine fish Aquarium flake food with stabilized Vitamin C and natural color-enhancers Won't cloud aquarium water Ocean Star International is recognized around the globe as a manufacturer of premium quality fish foods. All their products are proudly made in the United States. Specially ...
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53.0 mS Calibration/Reference Fluid

As low as $7.49
Precision calibration solution for electronic salinity monitors53.0 mS standardized fluid provides accurate reference pointCan also be used as a reference solution for refractometers Calibration solution for Pinpoint Salinity Monitor. This 53.0 mS (milliseimens) standardized fluid from American Marine Inc. matches the refractive index of 35 ppt (parts per thousand) seawater, making it an ...
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API Quick Start™

As low as $12.99
Live all-natural nitrifying bacteria scientifically proven to prevent "new tank syndrome" Lets you add fish to your fresh- or saltwater aquarium immediately Jump-starts the nitrogen cycle, limits ammonia and nitrite in water, helps prevent fish loss Patented, all-natural Quick Start contains nitrifying bacteria scientifically proven to prevent "new tank syndrome." With Quick Start, you'll add ...
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Pinpoint Calcium Monitor

As low as $229.99
Easy-to-use portable digital calcium monitor Precise LCD readout - displays calcium levels in ppm Convenient calcium testing for reef hobbyists High-tech, digital calcium monitor simplifies routine testing. Just dip calibrated probe in water sample for quick and accurate measurement. No more mixing messy chemicals or waiting for results. Powered by a standard 9-volt battery (not included). ...
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Prodibio BioClean

As low as $16.99
Live purifying bacteria and micronutrients work synergistically to biologically clean your aquarium. Prodibio BioClean combines Prodibio BioDigest and BioTrace for freshwater and Prodibio Bioptim for saltwater aquariums to purify and maintain naturally superior water quality. BioDigest is made up of natural nitrifying, nitrate reducing, and facultative bacterial strains selected to ensure ...
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Neptune Systems AquaController Apex Jr w/AquaDisplay/Temp Probe

As low as $239.95
Quality, entry-level aquarium controller with high end features 32-bit processor automates & customizes aquarium functions Updates aquarists with Internet connectivity PLUS mobile phone & tablet access! Feature-packed entry-level aquarium controller at a great hobby-friendly price! Neptune Systems AquaController Apex Jr enhances basic controllable outlet function with a 32-bit processor and a ...
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Neptune Systems AquaController Apex Energy Bar Expansion Module

As low as $159.95
Explore unprecedented possibilities in aquarium control while protecting your investment. Neptune Systems AquaController Apex Energy Bar Expansion Module features an innovative and highly expandable design to power the AquaController Apex Base Unit, Apex Display and Apex Accessories. Independently controllable outlets PLUS built-in AquaBus Connection ports allow easy addition and control of ...
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Kent Marine Reef Carbon

As low as $7.99
Maintain cleaner, clear aquariums using less activated carbon. Kent Marine Reef Carbon is super activated carbon with microscopic pores ideally suited to remove organic pollutants, stain and entrained toxic gasses. Just 1 cup treats 100 gallons of aquarium water. Kent Marine Reef Carbon is for use in marine and freshwater aquariums and is well suited for sensitive fish and reef ...
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Milwaukee Instruments pH 600 Hand Held pH Pocket Tester

As low as $22.99
Easy-to-use full-range pocket pH tester at an exceptional value. Priced right for any budget, Milwaukee Instruments pH 600 Hand Held pH Pocket Tester offers hobbyists an affordable introduction to electronic testers as well as a great time-saving alternative to liquid pH test kits. Economical electronic pH tester offers quick and reliable results measuring 0.0 to 14.0 pH with a 0.1 ...
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Pinpoint Salinity Monitor

As low as $109.99
Electronic salinity monitor for precise salt measurementAccurately and immediately measures aquarium salt levelMonitor salt levels in marine and freshwater aquariums Continuously measure dissolved salt levels in your aquarium. Accurately reads aquarium salt levels in millisiemens (mS), but includes a chart to cross-reference both specific gravity (S.G.) or ‰ salt (ppt). The reading is fully ...
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Reef BioFuel

As low as $13.80
Liquid carbon source boosts aquarium biological filtration Natural phosphate and nitrate reduction in marine aquariums Boost bacterioplankton growth to reduce aquarium nutrient levels Replace the expensive and complicated "vodka method" to achieve low aquarium nutrients. Brightwell Aquatics Reef BioFuel Bioavailable Carbon Source is a completely safe and biologically-sound method to microbial ...
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One And Only Nitrifying Bacteria by Dr Tim's Aquatics

As low as $23.93
Bacterial additive developed by Dr. Timothy A. Hovanec, the renowned expert on nitrifying bacteria. Unlike many other bacterial additives, fish can be added immediately after use. Eliminates new tank syndrome, instantly creates a biofilter, and naturally removes toxic ammonia and nitrite. Use when setting up a new aquarium, or after water changes and disease treatments to quickly establish a ...
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Hydor Universal Pump (formerly Seltz L)

As low as $29.95
Multipurpose water pump for fresh or saltwater aquariums Versatile pump for submersible or inline aquarium applications Seltz L aquarium pump boasts extremely quiet and reliable operation Stretch your dollar! Enjoy exceptional pump performance at a great price! The all-purpose Hydor Universal Pump (formerly Seltz L pump) boasts quality Italian engineering at an exceptional value. Use the ...
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Pinpoint Accessories for American Marine Monitors

As low as $189.99
Essential accessories for American Marine Pinpoint monitors Keep precision electronic monitors working in peak condition Replacement probes help ensure accurate aquarium test results pH Probe Replacement Probe for Pinpoint pH Monitor . Pinpoint's top quality, Ag/AgCl reference, pH electrode offers a precision of +/-0.01 unit. Its 10 foot coax cable connector allows you to easily place it in ...
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Cobalt Aquatics E-X-T Inline Pump

As low as $32.97
Take on a variety of aquarium tasks with this compact, inline pump. Cobalt Aquatics E-X-T Inline Pump is an energy-efficient choice for transporting water or driving a variety of aquarium devices including canister filters or UV clarifiers. Silent, inline pump boasts dual internal (in tank) or external (out-of-tank) use while drawing just 6 watts of electricity. 5/8" hose barbs and ...
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Azoo Battery Air Pump

As low as $12.99
Powerful, high-quality battery-operated air pump Portable and inexpensive multipurpose aeration device Oxygenates water when transporting fish or during emergencies Now if the power fails, your aquarium won't! The Azoo Battery Air Pump is a powerful, inexpensive backup aeration system that offers peace of mind in the event of an emergency. Provides vital oxygen to aquarium inhabitants and ...
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Seachem Purigen

As low as $49.47
Chemical filter media for fresh and saltwater aquariumsEffectively removes protein and other organic aquarium pollutantsRegenerate Purigen chemical filter media for extended aquarium use Premium synthetic adsorbent removes soluble and insoluble aquarium impurities. Purigen is a macro-porous, synthetic polymer that removes proteins and a broad spectrum of organics at a rate and capacity that ...
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Milwaukee Instruments Standard pH Mini Bench Meter

As low as $94.99
Electronic pH meter for quick & reliable aquarium pH measurement Precision device measures aquarium pH with 0.01 pH resolution Versatile use as a portable meter or a dedicated aquarium pH monitor Enjoy quick and reliable results whether you need on-the-spot pH measurement or continuous monitoring. Milwaukee Instruments Standard pH Mini Bench Meter is a versatile 2-in-1 device for use as ...
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Pinpoint ORP Monitor

As low as $59.99
Professional aquarium Oxidation Reduction Potential (ORP) monitor Continuously monitors aquarium ORP levels to ensure a healthy aquatic environment Essential monitor for aquarium systems using ozone and ozonizers Professional monitor constantly measures aquarium oxidation-reduction potential (ORP/REDOX). An essential aquarium-monitoring device for reef aquarium and other high-tech aquariums ...
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Eheim Compact Pump

As low as $12.99
Fully submersible multipurpose German-engineered aquarium pump Powerful adjustable flow pump enhances aquarium water movement Energy-efficient aquarium pump with a 3-year manufacturer warranty Powerful German-engineered adjustable flow rate pump boasts low energy consumption and versatile use for an outstanding value. Eheim Compact Pump features a compact, energy-efficient design that ...
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Instant Ocean BIO-Spira

As low as $16.99
Marine aquarium water conditioner with live nitrifying bacteria Reduces fish loss in marine aquariums due to ammonia and nitrite toxicity Use BIO-Spira in newly setup saltwater aquariums to make it fish safe Allows immediate addition of fish! Essential water conditioner when setting up new marine aquariums. Contains patented and patent-pending live nitrifying bacteria that detoxify ammonia ...
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Cobalt Aquatics Oxy-Pro Aquarium Air Pump

As low as $59.99
Keep operating cost, air flow and noise under control with power to spare. The Cobalt Aquatics Oxy-Pro Aquarium Air Pump boasts outstanding energy efficiency, operating on JUST 2 watts of power! Innovative controllable-output air pump features an electronic adjustment to deliver precise amounts of air. LED lit "dial" brightens as you increase output for simple visual confirmation. Cobalt ...
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Two Little Fishies BioPronto Marine

As low as $17.99
Cultured, naturally occurring microbes for all saltwater aquariums Rapidly starts the biological filtration process in marine aquariums Enhance nitrification & denitrification in heavily stocked aquariums Establish or maintain a healthy and active biological filter in marine aquariums. Two Little Fishies BioPronto Marine contains cultured, naturally occurring microbes that rapidly start the ...
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