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Fish Supplies
32 results
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Drs. Foster & Smith

As low as $52.99
Maintain proper PAR levels vital for successful freshwater planted or coral reef aquariums. BioTek Marine PAR Sensor with 15 ft USB Cable eliminates guesswork by providing accurate, scientific measurements of photosynthetically active radiation (PAR) levels anywhere inside your aquarium. Fully-submersible sensor with waterproof cable accurately measures to 3,000 �mol m2s11 (micromoles of ...
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53.0 mS Calibration/Reference Fluid

As low as $8.99
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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Pinpoint pH and ORP Controllers

As low as $189.99
Full featured electronic controllers with aquarium use probes Automate pH or ORP dependant electrical aquarium devices Rugged aquarium controllers feature easy read LCD screen For continuous, precise control of ozone or CO2 injection in your aquarium. Each American Marine Pinpoint Controllers lets you easily set upper and lower ranges to automate equipment on or off cycles to your desired pH ...
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Live Nitrifying Bacteria

As low as $21.99
Add life to new setups for aquarium success! Drs. Foster and Smith Live Nitrifying Bacteria quickly establish biological filtration with LIVE nitrifying bacteria. Use Drs. Foster and Smith Live Nitrifying Bacteria to cycle new aquariums or to maintain efficient biological filtration in established aquariums. Made in the USA and competitively priced to extend your aquarium budget. 16 oz treats ...
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Hanna Instruments Testers

As low as $97.00
No more mixing solutions, or waiting - simply dip these waterproof testers in the water Easy-to-read test results in seconds Quickly measure pH and temperature; or test conductivity, total dissolved solids, and temperature The pHep 4 measures pH and temperature. Thanks to a stability indicator and hold feature, you'll know when to take the reading and you can freeze the ...
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Neptune Systems AquaController Apex Jr w/AquaDisplay/Temp Probe

As low as $239.95
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 built-in web server so you can configure and operate pumps, lights, heaters, chillers, CO2 systems or virtually any aquarium equipment with greater ease from any network-connected computer or mobile ...
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seneye Reef Aquarium Monitor System

As low as $199.00
Measure and continuously monitor multiple aquarium parameters AND light output while staying under budget. seneye Reef Aquarium Monitor System offers an affordable solution to ensure optimal lighting conditions and fundamental aquarium parameters for coral, fish, and plant health. Multi-parameter aquarium monitoring device measures free ammonia, pH, water temperature, PAR, LUX, Kelvin, and ...
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seneye Monitor System Accessories

As low as $29.95
Accessories for seneye Home, Reef, and Pond monitoring devices Ease customization, maintenance & installation of seneye devices Keep seneye monitoring devices operating at peak performance Ensure best performance from your seneye device with accessories that ease customization, maintenance and installation. seneye Monitor System Accessories are compatible with seneye Home Aquarium Monitor ...
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Cobalt Aquatics E-X-T Inline Pump

As low as $32.97
Versatile 210 gph inline pump perfect for multiple aquarium uses Magnetic drive pump great for supplying water to aquarium devices Compact, energy-efficient aquarium pump uses just 8 watts of power 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 ...
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De-Nitrate

As low as $31.21
Natural nitrate removing aquarium filter media boosts denitrification Porous aquarium filter media supports anaerobic denitrifying bacteria Dual action biological filter media great for aerobic AND anaerobic bacteria Promote complete nitrification to naturally remove ammonia, nitrites, AND nitrates. Seachem De-Nitrate Nitrate Removal Media feature a unique pore structure similar to live rock ...
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Neptune Systems AquaController Apex Kit w/AquaDisplay/Temp Probe/EB8/ pH Probe

As low as $524.95
Multi-parameter electronic aquarium monitor and controller 32 bit processor automates & customizes more aquarium functions Internet enabled controller available in 2 hobby-friendly options Protect your aquarium investment with high-tech control! Neptune Systems AquaController Apex Kit w/AquaDisplay/Temp Probe/EB8/ pH Probe takes aquarium care to the next level with its 32-bit processor and ...
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seneye Home Aquarium Monitor System

As low as $149.00
Innovative continuous monitoring system automatically tests multiple parameters critical to aquarium health. seneye Home Aquarium Monitor System enhances routine testing with greater frequency, accuracy, sensitivity, ease, and online support. If a problem is detected, customizable alerts are sent automatically via email and SMS (text message). PLUS intelligent software lets you know how to ...
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Neptune Systems AquaController Apex VDM Variable Speed/Dimming Module

As low as $99.95
Apex expansion module for controlling different brands of LED lights For aquarium devices with 0-10V interface or serial port connections Integrate aquarium devices to your Apex Controller system Wirelessly control different brands of aquarium devices, with 0-10V interface or serial port connections, from your Apex controller system. Neptune Systems AquaController Apex VDM Variable ...
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Pinpoint Calcium Monitor

As low as $14.99
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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Pinpoint Nitrate Monitor

As low as $249.99
Accurate digital nitrate monitor for saltwater marine aquariumsMeasures nitrate range of 0-10 ppm for reef use; 10-100 ppm for fish-only marine system useDual range nitrate monitor is accurate to ± 1 ppm after calibration Precise, digital nitrate monitor identifies nitrate problems early to help you prevent old tank syndrome. Two independent LCD ranges, 0-10 ppm for reef use and 10-100 ...
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Hydor Universal Pump (formerly Seltz L)

SAVE!
As low as $37.99
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 Seltz high-performance pump externally (in-line) or internally (submersed) for a wide range of aquarium applications. Versatile pump with adjustable flow control system is suitable for use as ...
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Neptune Systems AquaController Apex Gold System

As low as $799.95
Elevate aquarium control to the gold standard with this advanced aquarium control system. Neptune Systems AquaController Apex Gold System is an inclusive kit that allows you to monitor aquarium pH, ORP, and salinity. 32-bit processor and built-in web server allows effortless internet connectivity for remote monitoring and control of aquarium functions from any network-connected computer or ...
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Instant Ocean BIO-Spira

As low as $16.99
Essential water conditioner when setting up new marine aquariums. Contains patented and patent-pending live nitrifying bacteria that detoxify ammonia and nitrite. BIO-Spira accelerates the establishment of the bacteria necessary for successful biological filtration to prevent fish loss due to new tank syndrome. In just minutes after adding BIO-Spira to your saltwater aquarium, you can ...
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HM Digital DM-2 Dual In-Line TDS Monitor

As low as $45.50
Determine how efficient your reverse osmosis unit is performing with a push of a button. HM Digital DM-2 Dual In-Line TDS Monitor is a "must have" for any aquarists who produces their own RO (reverse osmosis) water for aquarium use. Once installed to your RO production and collection system, you enjoy simultaneous precision monitoring of TDS (Total Dissolved Solids) levels ...
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HM Digital Handheld Meters

As low as $79.95
Precision aquarium water testing meters at hobby-friendly prices Accurately and effortlessly measure multiple water parameters ISO 9001 certified meters deliver professional result for aquarium hobbyists Professional handheld digital meters at an unbeatable price! HM Digital Handheld Meters offer superior construction and performance to aquarium hobbyists at a very economic cost. Precision ...
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Neptune Systems AquaController Apex PM2 Salinity Module

As low as $84.95
Salinity probe module for all AquaController Apex controller systems Expansion module provides conductivity & temperature probe ports Monitor aquarium salinity in real-time from your computer or mobile device Monitor aquarium salinity in real-time with this simple upgrade to your AquaController Apex Controller System. Neptune Systems AquaController Apex PM2 Salinity Module expands the ...
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Milwaukee Instruments Professional pH Controller

As low as $124.99
Easily automate CO2 injection for freshwater-planted aquariums as well as calcium reactors without breaking your budget. Milwaukee Instruments Professional pH Controller offers a reliable and affordable way to streamline CO2 injection. Easy-to-use electronic pH controller continuously measures pH levels AND features a controllable outlet the activates your CO2 system when pH levels deviate ...
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Continuum Aquatics BacterGen MD

As low as $11.99
Enhance denitrification in marine aquariums for efficient and natural nitrate removal. Continuum Aquatics BacterGen MD is a breakthrough bacterial additive that establishes beneficial anaerobic bacteria responsible for denitrification (conversion of nitrates to harmless nitrogen gas). Versatile saltwater-specific microbial culture establishes anaerobic bacteria populations in denitrators as ...
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Neptune Systems AquaController Apex AFS Auto Feeding System

As low as $99.95
Explore innovative automated feeding solutions with this expansion accessory for your AquaController Apex Controller System and Neptune Systems AquaController Apex Jr System . Neptune Systems AquaController Apex AFS Auto Feeding System allows you to integrate any Apex-controlled aquarium equipment to your feeding strategy. In other words, you can create a feeding sequence that automatically ...
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Neptune Systems AquaController Apex WXM VorTech & Radion Wireless Expansion Module

As low as $124.95
Place EcoTech Marine VorTech EcoSmart Propeller Pumps and EcoTech Marine Radion LED Light Fixtures under Apex control for independent or integrated control over aquarium water movement and LED lighting. Neptune Systems AquaController Apex WXM VorTech & Radion Wireless Expansion Module is an expansion accessory for your AquaController Apex Controller System and Neptune Systems AquaController ...
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Kent Marine Reef Carbon

As low as $8.99
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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Cobalt Aquatics Oxy-Pro Aquarium Air Pump

SAVE!
As low as $58.33
Electronic aquarium air pump with adjustable flow rate up to 40 gph Provide precise amount of air to run air-driven aquarium devices LED lit electronic adjustment brightens as you increase aquarium aeration 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 ...
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Neptune Systems AquaController Apex PM1 pH/ORP Probe Module

As low as $84.95
Expand the monitoring and control capabilities of your AquaController Apex Controller System with ease. Neptune Systems AquaController Apex PM1 pH/ORP Probe Module provides additional pH or ORP and temperature probe ports PLUS six I/O switch inputs for ATO, feed buttons, float switches, water sensors, flow sensors and more! Neptune Systems AquaController Apex PM1 pH/ORP Probe Module offers ...
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Pinpoint pH Monitor

As low as $89.99
Electronic monitor continuously measures aquarium pH Accurately measures aquarium pH to 1/100th of a unit Simplifies the measuring and monitoring of aquarium pH Constantly monitor the pH of your aquarium. Precision pH monitor immediately detects changes in aquarium pH. Powered by a 9V battery (not included); "LOBAT" indicator signals for a replacement. Accuracy of ±0.01 and and large, ...
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Tetra SafeStart PLUS

As low as $10.99
Accelerate the establishment of biological filtration in new freshwater aquariums. The patented blend of live Nitrosomonas, Nitrosospira, and Nitrospira bacteria in SafeStart Plus is proven to work, reducing dangerous ammonia and nitrite to prevent new tank syndrome. The live bacteria blend begins working immediately to create a safe, healthy environment that allows the immediate addition of ...
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Milwaukee Instruments Professional Aquarium pH Monitor

As low as $94.99
Upgrade from mixing chemical pH test kits with this user-friendly continuous use electronic pH monitor. Milwaukee Instruments Professional Aquarium pH Monitor with new and improved features allows easy and convenient operation making it a great choice for beginning or experienced aquarium hobbyists alike. Easy-to-calibrate electronic pH monitor features a visual LED alarm when pH values go ...
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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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