Great Aquariums Start Here
1-800-566-3474
    Free Shipping On $175+
  • FREE Shipping On $175+
  • 14-Day Low Price Guarantee
  • 14-Day Low Price Guarantee
  • Same Day Shipping
  • Same Day Shipping
FREE Shipping on Orders Over $175
FREE Shipping on
Orders Over $175
Standard ground shipping (1-7 business days) starts at a low $5.99 and most orders over $175 ship FREE. Learn More
14-Day Low Price Guarantee
If you find a product we sell for a lower price at another online store, we will match their price—today and up to 14 days after you've purchased the item! Learn More
Same Day Shipping
Same Day Shipping
We promise to ship your order as fast as humanly possible. In fact, 99% of orders placed before 6 pm EST ship the same day! Learn More
Search Results for Saltwater Aquarium Supplies
Show: per page
Grid View Grid List View List
Sort by:
76 - 100 of 135
Hamilton Cayman Sun Pendant DE HQI Metal Halide Light System

Hamilton Cayman Sun Pendant DE HQI Metal Halide Light System

Features : Tired of slow coral growth from LED lighting? Accelerate your coral growth! Cayman Sun Metal Halide lighting pendants are unbeatable at increasing the growth of all corals, especially hard to keep, light demanding,...

From $249.99
Captive Purity Pro RO/DI Filter System - Clear Canisters

Captive Purity Pro RO/DI Filter System - Clear Canisters

Captive Purity represents the highest quality in reverse osmosis technology. Captive Purity Reverse Osmosis Systems meet stringent standards and far exceeds the quality of systems from other manufacturers. A wide variety of option...

From $220.99
Ultralife Ultra-V VHO UV Sterilizer

Ultralife Ultra-V VHO UV Sterilizer

The`Ultra-V` is now available and has well been worth the wait. These units features include: water tight gasketted housing, hard quartz sleeve, inline bulb replacement, high efficiency remote electronic ballast. And what we feel ...

From $155.99
Hamilton Aruba Sun T5 Retrofit with LEDs - V Series

Hamilton Aruba Sun T5 Retrofit with LEDs - V Series

Excellent lighting for reef, marine and freshwater aquariums, Hamilton Technology Aruba Sun with LED V Series is a high output lighting retrofit kit with a narrow width that provides the intensity and color of T5 HO lighting with ...

From $127.49
Reef Octopus Classic HOB Protein Skimmer

Reef Octopus Classic HOB Protein Skimmer

The Classic 100-HOB is a proverbial favorite among hang-on back skimmer users capable of filtering aquariums up to 105 gallons. The Classic 100-HOB features an easy to install and operate design in which the pump is mounted inside...

From $149.99
Hamilton Aruba Sun T5 Retrofit with LEDs - Low Profile

Hamilton Aruba Sun T5 Retrofit with LEDs - Low Profile

Excellent lighting for reef, marine and freshwater aquariums, Hamilton Technology Aruba Sun with LED is a low profile, high output lighting retrofit kit that provides the intensity and color of T5 HO lighting with the moonlight ef...

From $129.99
Ecoxotic Panorama Actinic Blue LED Light Fixture

Ecoxotic Panorama Actinic Blue LED Light Fixture

Nature has selected for it, you should too. It`s a well-known fact blue light penetrates the furthest in the ocean, your coral have naturally selected for this wavelength as a source of energy. Having a predominant peak wavelen...

From $144.99
SpectraPure® U.P.L.C. Ultra-Precise Level Controller II

SpectraPure® U.P.L.C. Ultra-Precise Level Controller II

SpectraPure® Ultra-Precise ATO holds your tank's salinity constant while adding replacement water or Kalc in small doses. The pump can operate in either "fill mode" or "drain mode" when the water level changes. The Sensor Tube can...

$229.99
Ultralife Ultrazone Ozonizer

Ultralife Ultrazone Ozonizer

Ozone is by far the best way to boost your water quality. The Ultrazone Series Ozone Generators clean up aquarium water by removing unwanted organic decay, proteins and pollutants. By eliminating harmful organics, ozone increases ...

From $220.99
Tunze Hydrofoamer Silence Pump

Tunze Hydrofoamer Silence Pump

Pump especially developed for protein skimmer 9410, which can also be used as a standard dispergator on any conventional skimmer of this size. Technical data: Power supply: 230 V/50 Hz (115 V/60 Hz), cable 1.5 m (59 in.) Maximum a...

From $160.49
Reef Octopus Bio-Churn Biopellet Reactor

Reef Octopus Bio-Churn Biopellet Reactor

Reef Octopus NEW Biopellet reactor series takes a innovative approach of efficiently fluidizing the biopellet media without blasting the media itself with direct flow pressure. A specialty dispersant plate fluidizes the bio media...

From $179.99
AquaC Urchin Pro In-Sump Protein Skimmer

AquaC Urchin Pro In-Sump Protein Skimmer

The revolutionary AquaC protein skimmers do not use venturis, downdraft tubes, or air pumps; they employ the patented "Spray Injection System." This innovation allows the protein skimmer to efficiently draw in much more air than a...

From $199.99
Hanna Instruments Low Range Phosphate Meter

Hanna Instruments Low Range Phosphate Meter

Phosphates are particularly important for the growth and development of plant roots, and hence are one of the most common fertilizers used in agriculture. In addition, phosphates are usually utilized in detergents and are needed, ...

$222.99
Replacement Pump for AquaMaxx EM-Series Protein Skimmers

Replacement Pump for AquaMaxx EM-Series Protein Skimmers

Replacement Pump w/ Needle-wheel for AquaMaxx EM100 Protein Skimmer (Shark 1.5)

From $133.99
American Marine Pinpoint II Calcium Monitor

American Marine Pinpoint II Calcium Monitor

The PINPOINT II Calcium Monitor™ is the only truly affordable and accurate digital Calcium measurement instrument. Powered by a 9-volt battery (not included) or the Pinpoint AC Adapter Kit (not included). The PINPOINT II Calcium M...

$249.99
Deluxe CO2 Regulator with 5 lbs CO2 Tank

Deluxe CO2 Regulator with 5 lbs CO2 Tank

CO2 Systems and Components Deluxe CO2 regulator - dual gauged with 5 lb cylinder **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligi...

$231.99
Tunze Comline Reefpack 250

Tunze Comline Reefpack 250

The new Tunze Comline® filters opens the way for compact aquarium components designed for internal operation, are ultra-functional and are highly-sophisticated. The system creates a natural atmosphere in the aquarium at a minimum ...

$203.99
AquaC Urchin Pro In-Sump Protein Skimmer with Drain Fitting

AquaC Urchin Pro In-Sump Protein Skimmer with Drain Fitting

The revolutionary AquaC protein skimmers do not use venturis, downdraft tubes, or air pumps; they employ the patented "Spray Injection System." This innovation allows the protein skimmer to efficiently draw in much more air than a...

From $209.99
American Marine Pinpoint Oxygen Monitor

American Marine Pinpoint Oxygen Monitor

American Marine PINPOINT II Oxygen Monitor PINPOINT II Oxygen Monitor™ will quickly and accurately display a digital readout for dissolved oxygen in either % oxygen or ppm saturation.  The measurement range is 00.0-20.0...

$229.99
Clear-for-Life Black Acrylic Hexagon Aquarium Stand

Clear-for-Life Black Acrylic Hexagon Aquarium Stand

Clear-for-Life Black Acrylic Hexagon Stand for 12/15/20 15in Flat to Flat, 30in H Aquarium

From $89.99
Innovative Marine 20 Gallon NUVO Fusion Nano Aquarium (Tank Only)

Innovative Marine 20 Gallon NUVO Fusion Nano Aquarium (Tank Only)

Sophistication and style now in a nano size. Build a welcoming environment for yourself with the most advanced AIO aqiarium in its class. Keeping in line with the features of their award winning successor, the Fusion Nano 10 ...

$200.00
American Marine Pinpoint Nitrate Monitor

American Marine Pinpoint Nitrate Monitor

American Marine is proud to introduce the PINPOINT™ Nitrate Monitor. The only truly affordable and accurate digital Nitrate measurement instrument engineered for marine saltwater. The PINPOINT™ Nitrate Monitor has been designed as...

$249.99
Innovative Marine 8 Gallon Nano Aquarium w/ 8 Watt 10000K Skkye Light Clamp LED Light - White

Innovative Marine 8 Gallon Nano Aquarium w/ 8 Watt 10000K Skkye Light Clamp LED Light - White

A CUBE LIKE NO OTHER Be ready to impress your friends & family with the luxurious cube that sets the new standard in styling for the most popular shape to date for nano aquariums. Designed for BIG visual impact for larger k...

$200.99
Maxspect Celestial LED Spotlight

Maxspect Celestial LED Spotlight

The Maxspect Celestial is a new controllable LED spotlight with a set of attractive features. This 35-watt spotlight is fully controllable by an intuitive built-in controller. It makes for a perfect option for illuminating pico an...

From $229.99
Reef Octopus Classic 110 EXT Recirculating Protein Skimmer

Reef Octopus Classic 110 EXT Recirculating Protein Skimmer

As one of the Reef Octopus Classic Series skimmers, this Classic 110ext will provide great performance for well stocked aquariums up to 130 gallons. It is constructed from high quality cast acrylic, o-ring sealed union pump mount,...

$246.99
76 - 100 of 135
This item is temporarily unavailable but will be back in stock soon.

Item #
Price:
Click the Add To Cart button below if you'd like to reserve this item today. Any other items included in your order will be immediately processed and shipped. We will ship this item separately as soon as it arrives. We will not charge you for this item until it ships and you will incur no additional shipping charges.

Enter your email address in the field below and click the Notify Me button if you'd like us to send you an email when this item becomes available. Although you will be immediately notified when we have stock on hand, we will not reserve any units for you; you must return to our website and place an order.

Your Email:
Just enter your email address below and we'll let you
know when the product you are looking for becomes available!

Item Code:
Price:
Your Email:
Marine Depot Newsletter Signup
Aquariums, News & Culture
Join 100,000+ readers who receive weekly tips, videos, deals and giveaways.