Great Aquariums Start Here
1-800-566-3474
Live Chat Support
    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
Standard ground shipping (1-7 business days) starts at a low $5.99 and most orders over $175 ship FREE. Learn More
 
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
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:
101 - 125 of 173
Lifegard Aquatics High Output Ultra-Slim Blue/White LED Light

Lifegard Aquatics High Output Ultra-Slim Blue/White LED Light

18” High Output Ultra Slim LED light has a low profile super slim housing. This cool-running and energy-efficient LED fixture provides excellent general-purpose lighting for freshwater or marine aquarium. High output (14000K) LED’...

From $76.99
AquaMaxx Tonga Branch Dry Live Rock

AquaMaxx Tonga Branch Dry Live Rock

AquaMaxx Tonga Branch rock is a 100% naturally collected from the ocean and is one of the most desired types of rock in the reef aquarium hobby. The long branching shape of the rock creates very unique and natural looking aquascap...

From $107.70
AquaMaxx BioMaxx BioPellet Reactor w/ AquaMaxx BioPellets

AquaMaxx BioMaxx BioPellet Reactor w/ AquaMaxx BioPellets

AquaMaxx BioMaxx BioPellet Reactor Controlling nutrients inside our aquariums is one of the keys to preventing nuisance algae growth. The AquaMaxx BioMaxx BioPellet Reactor is a finely-tuned fluidized filter designed to help ho...

From $114.99
Tunze NanoStream 6040 Controllable Pump

Tunze NanoStream 6040 Controllable Pump

Stream Different! New design allows for discrete placement behind rockwork, quiet operation and sleek compact design. Thanks to the special flow deflector and magnet holder, the wide waterjet is three-dimensionally adjustable a...

$140.30
Hamilton Cayman Sun Pendant Only

Hamilton Cayman Sun Pendant Only

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, S...

From $129.99
Vertex RX-U Universal Media Reactor

Vertex RX-U Universal Media Reactor

Crystal clear displays are always the goal of any aspiring Reef Hobbyist. As mainstays of the hobby, Activated Carbons and Phosphate Absorbing Medias go a long way towards the fulfillment of this goal by absorbing many of the impu...

From $119.99
ASM Mini-G Protein Skimmer w/ Sicce Needle Wheel Pump

ASM Mini-G Protein Skimmer w/ Sicce Needle Wheel Pump

ASM protein skimmers deliver when other skimmers fail. ASM harnesses a patented technique of needle wheel technology. Built from top to bottom with high quality scratch resistant extruded PVC tubing and the injection molded plasti...

$139.49
JBJ SK-45 Protein Skimmer

JBJ SK-45 Protein Skimmer

Built from top to bottom with high quality cell cast acrylic, that can withstand the wear and tear of everyday use in saltwater aquariums. The SK-45 utilizes a needle wheel impeller pump that disburses micro bubbles to extract har...

$119.99
Coralife Super Skimmer Needle Wheel

Coralife Super Skimmer Needle Wheel

NEEDLE-WHEEL SYSTEM TECHNOLOGY - PUMP INCLUDED Dual Application System: Hang-on Tank Mount or Sump Hook-up Easy-twist Collection Cup Water-level Adjustment Dial Bubble-production Diffuser High-grade acrylic const...

From $125.99
SpectraPure® Booster Pump Kit for 60, 90, and 180 gpd Manual-Flush RO/DI Systems

SpectraPure® Booster Pump Kit for 60, 90, and 180 gpd Manual-Flush RO/DI Systems

Add-on Booster Pump Kit for all 60, 90 & 180gpd SpectraPure Manual-Flush Systems. - Includes Pump, Fittings, Tubing, 3ft Controller Cable, Pressure Switch, & 115VAC to 24VAC @ 1A Power Supply - Increases line pressure to any o...

$149.99
AquaMaxx Tonga Shelf (Flat Plates) Dry Live Rock

AquaMaxx Tonga Shelf (Flat Plates) Dry Live Rock

AquaMaxx Tonga Shelf rock is a 100% naturally collected from the ocean and is perfect for mounting corals in a reef aquarium. The flat shape makes it easy to attach frags and corals and creates a very natural looking aquascape wit...

From $89.70
Eheim Aquastyle 4 Gallon Aquarium

Eheim Aquastyle 4 Gallon Aquarium

Award winning lifestyle aquarium! Enjoy a designer look with that is both simple and sophisticated A serene and fascinating approach to living art An attractive and unique feature for any environment The Aquastyle`s size and ...

$106.09
AquaticLife Marquis Freshwater Dual Lamp T5 HO Light Fixture

AquaticLife Marquis Freshwater Dual Lamp T5 HO Light Fixture

The Aquatic Life Marquis Dual-Lamp T5 HO (High-Output) Fluorescent aquarium light fixtures employ the latest leading edge technology for both the novice and experienced hobbyist. The built-in Digital Timer makes it easy to control...

From $119.99
Current USA Ramp Timer Pro

Current USA Ramp Timer Pro

Complete light therapy for your fish. Mimics gradual sunrise, gentle sunset, moonlight and on-demand weather effects. Wake your fish naturally Simulate natural sunrise, sunset, fading moonlight, create cloud cover and lig...

$119.99
Aqua Medic DC Runner Controllable Pump

Aqua Medic DC Runner Controllable Pump

The DC Runner is a controllable DC pump which can be run internally or externally. Includes a DC Runner Control and LED display for adjusting the power as well as a “FEED” button which stops the power for 10 minutes. Specific...

From $63.99
EcoTech Marine Multi-Light RMS Arms

EcoTech Marine Multi-Light RMS Arms

Package includes two RMS Arms. * RMS Track , XR30/XR15 Slide(s) required and sold separately. The multi-light tank mount is a truly stunning, customizable, solution for multiple Radion XR30 or XR15 installations. Feat...

$125.00
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
AquaMaxx Fiji Premium Dry Live Rock

AquaMaxx Fiji Premium Dry Live Rock

AquaMaxx Fiji Premium is a 100% naturally collected from the ocean and is the most widely used rock in the reef aquarium hobby. It is porous and no two rocks are alike giving you the ability to create unique and functional aquasca...

From $70.00
Hanna Instruments Waterproof pH Tester with Replaceable Electrode

Hanna Instruments Waterproof pH Tester with Replaceable Electrode

When HANNA instruments introduced its first version of the pHep (pH electronic paper) in 1986, it immediately revolutionized the standard in pH measurement. pHep`s ease-of-use in combination with its affordability made it possible...

From $88.99
Captive Purity Deluxe RO Filter System

Captive Purity Deluxe RO Filter System

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 $118.99
SpectraPure® MaxCap 2-Stage Add-on Assembly System

SpectraPure® MaxCap 2-Stage Add-on Assembly System

Max-Cap DI Retro-Fit Kit, 2 Sta w/ Silica Buster, 10in Clr Carts, TDS Mtr, w/Filt Wr Everything you need for most systems to add a two stage DI to your RO system with MaxCap high capacity DI cartrdige.

$105.99
AquaMaxx Tonga Shelf w/ Base Dry Live Rock Up To 20 inches

AquaMaxx Tonga Shelf w/ Base Dry Live Rock Up To 20 inches

AquaMaxx Tonga Shelf w/ Base rock is a 100% naturally collected from the ocean and are pieces of dead table coral. Each of the unique pieces will have a flat top with a base extending from the bottom or edge to make natural lookin...

From $39.99
Red Sea C-Skim 1800/1200 Protein Skimmer Replacement Aspiration Pump

Red Sea C-Skim 1800/1200 Protein Skimmer Replacement Aspiration Pump

This pump is the OEM replacement for the C-Skim 1800 and an upgrade for the C-Skim 1200.

$129.99
AquaMaxx S-NANO Calcium Reactor

AquaMaxx S-NANO Calcium Reactor

INTRODUCING THE AQUAMAXX S-NANO CALCIUM REACTOR AquaMaxx S-NANO Calcium Reactors use an up-flow design to mix saltwater, calcium carbonate and CO2 inside a reaction chamber to eliminate the need for daily two-part dosing. Not o...

$149.99
JBJ Reaction 4-Stage Canister Filter + UV EFU-35

JBJ Reaction 4-Stage Canister Filter + UV EFU-35

REACTION 4-STAGE Mechanical + Chemical + Biological + UV Sterilization Reaction 4 stage canisters are the latest innovation in high capacity filtration systems. This revolutionary canister filter incorporates high media storing...

$133.99
101 - 125 of 173
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:
Win a $100 Gift Card Sign up to get our best deals, expert tips and a chance to win $100 to spend at Marine Depot!