Click to Verify - This site chose VeriSign SSL for secure e-commerce and confidential communications.
Security Seal
Marine Depot Live Chat Support
Pet supplies, Pet products, and Pet Accessories for your dogs, cats, birds, fish, reptiles or small pets. Pet experts are available to help you.
New Customer? Register | Sign In
Expires in 00:00:00
In-Stock! EcoTech Radion XR15w PRO LED Light
0 items
Your cart is currently empty.
View Cart Checkout
Aquarium Supplies
Search Results for Saltwater Aquarium Supplies
Show: per page
Grid View Grid List View List
Sort by:
1 - 25 of 125
Current USA TrueLumen Pro LED Striplight

Current USA TrueLumen Pro LED Striplight

TrueLumen PRO LED Striplights A New Standard in Illumination These sleek, extruded aluminum strip lights are packed with ultra-bright LEDs rivaling even the brightest T5`s. Completely water resistant and low-voltage provid...

From $39.99
Taam Rio Replacement Impeller w/ Shaft

Taam Rio Replacement Impeller w/ Shaft

Feature(s): includes impeller, impeller shaft and bushings

From $8.49
Poly Filter

Poly Filter

The POLY-FILTER is for filtering and purifying both fresh and salt water aquariums. It is a formulation of a special patented material bonded to a synthetic matrix. By means of a unique proprietary process, the POLY-FILTER is made...

From $6.99
Hydor Koralia Evolution Circulation Pump/Powerhead

Hydor Koralia Evolution Circulation Pump/Powerhead

Hydor Koralia Evolution Designed especially to work in small reef aquariums, are part of Koralia the new innovative and unique range of circulation pumps for aquariums. The exclusive Hydor design and technology guarantee a cont...

From $25.54
Danner Mag-Drive Supreme Water Pump

Danner Mag-Drive Supreme Water Pump

Feature(s): Flow Rate: 250 GPH maximum flow with a 7` shut-off  Power consumption: 21 Watts Pump Size (L x W x H): 5.0" x 3.8" x 4.2" Outlet Size / Inlet Size: 1/2" MPT / 1/2" FPT 10` grounded power cord foa...

From $15.99
Boyd Chemi-Pure

Boyd Chemi-Pure

Chemi-pure can be used with all water types as a chemical absorption filter and ion generator and exchange unit to positively keep pH at a perfect constant level. Also fantastic for use with African Cichlids and Discus! Needs repl...

From $6.99
Eheim Feed Air Automatic Feeder

Eheim Feed Air Automatic Feeder

The 3581 "Feed-Air" Digital Auto Feeder lives up to the Eheim name. Every feature possible is contained in this attractive container. The electronically controlled programming allows up to 4 daily feeding cycles of flake food in e...

$39.99
AquaMaxx Phosphate Out Granular Ferric Oxide Filter Media GFO

AquaMaxx Phosphate Out Granular Ferric Oxide Filter Media GFO

AquaMaxx Phosphate Out is a granular ferric oxide adsorptive filter media that removes phosphate from aquarium water. Phosphate is a fuel for algae growth and can also inhibit a coral`s ability to utilize calcium in water. Phosp...

From $21.99
Cobalt Aquatics MJ Multi-Purpose Powerhead/Pump

Cobalt Aquatics MJ Multi-Purpose Powerhead/Pump

The Original MJ multi-use submersible pump and power head is built to perform and last under the harshest conditions. Ideal for wave makers, protein skimmers, calcium reactors, nano aquariums, under gravel filters and hydroponic a...

From $29.99
Zoo Med Powersweep Powerhead/pump

Zoo Med Powersweep Powerhead/pump

Flow Rate: 125 GPH Great for use as a Wave Maker in Marine Tanks! Increases efficiency (i.e. Flow Rate) of Undergravel Filters. Automatic Rotating Feature Creates Greater Surface Agitation Allowing a High Oxygen Exchan...

From $38.99
Taam Rio (Rio+) Powerhead/Pump

Taam Rio (Rio+) Powerhead/Pump

Rio® & Rio Plus Aqua Pump/Powerheads provide a versatile water pumping system designed with high efficiency and reliability at lower cost.  Designed with next-generation magnetic-rotor technology, Rio® & Rio Plus Aqua...

From $11.99
Brightwell Aquatics Microbacter7 Bioculture Fresh & Marine

Brightwell Aquatics Microbacter7 Bioculture Fresh & Marine

Overview: Complex system of non-pathogenic aerobic and anaerobic microbes, as well as natural enzymes, specifically formulated to establish biological filtration in new aquarium set-ups, and to enhance the rate of nitrificatio...

From $7.49
Two Little Fishies Phosban GFO Phosphate Removal Media

Two Little Fishies Phosban GFO Phosphate Removal Media

PhosBan from Two Little Fishies is a favored chemical filter media because it will not leach substances back into your aquarium. Largest adsorption capacity of any phosphate filtering media. Ferric oxide hydroxide-based granules a...

From $12.99
Two Little Fishies NPX Bioplastics Nitrate & Phosphate Reducing Polymer Media

Two Little Fishies NPX Bioplastics Nitrate & Phosphate Reducing Polymer Media

NPX BioPlastics are pelletized biodegradable polymers that provide a time-released source of food for bacteria that assimilate nitrate and phosphate. As bacteria develop on the pellet surfaces, excess growth sloughs off due to the...

From $7.49
Captive Purity Hi-Silicate Removal TFC Replacement Membrane

Captive Purity Hi-Silicate Removal TFC Replacement Membrane

The key component for any reverse osmosis unit is its membrane. The membrane will determine the type of contaminants removed and how much water the unit will produce. Our Captive Purity Hi-S (High Silicate) membranes are the gold ...

From $28.49
Eheim Compact Pump

Eheim Compact Pump

The new EHEIM Compact Pump series for use under water is available with three different outputs: 80, 160 and 265 gph. They are suitable for use in aquariums, keeping and rearing tanks where reliable water conveyance, circulation...

From $19.99
Lifegard Aquatics Bonded Filter Pad

Lifegard Aquatics Bonded Filter Pad

For all biological and mechanical filters where excess debris is needed to be removed thru overflows or sumps.  Size: 24" x 15", 360 sq inches.

From $5.49
ViaAqua Titanium Aquarium Heater

ViaAqua Titanium Aquarium Heater

Length: 8" For aquariums up to 13 Gallons Titanium Heating Element Fully Submersible Adjustable Temperature Setting Easy To Read LCD Temperature Compact Design Remote Temperature Sensor For Use In Fresh and Saltwat...

From $36.49
True Union Swing Check Valve - Slip x Slip

True Union Swing Check Valve - Slip x Slip

True Union Swing Check Valve - 1/2 inch Slip x 1/2 inch Slip **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matchin...

From $22.99
ASM replacement Needle Wheel Impellers

ASM replacement Needle Wheel Impellers

Replacement Needle Wheel Impeller for the G-300 used on the ASM Mini-G skimmer

From $20.99
E.S.V. B-Ionic Seawater System Salt Mix w/ Measuring Supplies

E.S.V. B-Ionic Seawater System Salt Mix w/ Measuring Supplies

E.S.V. B-Ionic Seawater System Salt Mix - Makes 25 Gallons of Saltwater A unique solution to many of the problems associated with all dry synthetic seawater blends. Problem: All dry blends may not be homogenous resulting in c...

From $21.49
Innovative Marine AUQA Gadget CustomCaddy - Media Basket

Innovative Marine AUQA Gadget CustomCaddy - Media Basket

Customize your mechanical, chemical, and biological filter media or convert to a living refugium with our larger and more robust CustomCaddy media baskets. Choose between your favorite filter pads, activated carbon, ion exchange r...

From $19.99
Seachem Laboratories Matrix Carbon

Seachem Laboratories Matrix Carbon

SeaChem MatrixCarbon is a truly unique activated carbon, bead shaped for optimal hydrodynamics. This provides maximum water flow and contact with a high density of adsorptive sites without the compacting common to granular activat...

From $10.49
Flipper Aquarium Algae Magnet Cleaner

Flipper Aquarium Algae Magnet Cleaner

The patented design allows it to Flip inside the tank simply by rotating the outer handle! With a large soft cleaning pad on one side for daily maintenance and a Flip over to a stainless steel blade on the opposite side for r...

$39.99
65W Power Compact Bulb - Straight Pin

65W Power Compact Bulb - Straight Pin

UVL 65W Actinic White PowerCompact Bulb - Straight Pin Bulb Replacement Guide Bulb Types Life of Bulb* Normal Output Fluorescent 6-12 months Very High Out...

From $18.99
1 - 25 of 125
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: