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
KEEPCALM Coupon
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:
Red Sea Reef Care Program Reef Foundation Test Kits and Supplements

Red Sea Reef Care Program Reef Foundation Test Kits and Supplements

Kit includes: Red Sea Reef Foundation Pro Ca/Alk/Mg Multi Test Kit Red Sea Reef Foundation A Supplement (Ca/Sr) - 250ml Red Sea Reef Foundation B Supplement (Alk) - 250ml Red Sea Reef Foundation C Supplement (Mg) - 250ml ...

$64.99
Red Sea Reef Colors Pro I2/K/Fe Multi Test Kit

Red Sea Reef Colors Pro I2/K/Fe Multi Test Kit

Reef Colors Pro is an high definition analytical Multi Test kit (I2 - 50 tests,K - 40 tests,Fe - 50 tests), for accurate dosing of Reef Colors supplements.

$69.99 $64.99
Red Sea Iodine/I2 Pro Test Kit - 50 Tests

Red Sea Iodine/I2 Pro Test Kit - 50 Tests

Iodine Pro is a high accuracy (0.02ppm) analytical comparator test kit (50 tests).

$45.99 $38.99
Red Sea Potassium/K Pro Test Kit - 40 Tests

Red Sea Potassium/K Pro Test Kit - 40 Tests

Potassium Pro is an high accuracy (12ppm) analytical titrator test kit (40 tests) - incl. professional titrator.

$49.99
Red Sea Max 130/130D Replacement Turbo Skimmer Pump

Red Sea Max 130/130D Replacement Turbo Skimmer Pump

Replacement Turbo Skimmer Pump for Red Sea Max 130/130D

$64.99
Red Sea Max 250 Protein Skimmer Pump

Red Sea Max 250 Protein Skimmer Pump

Replacement Red Sea Max 250 Protein Skimmer Pump.

$99.99
Red Sea Max 250 Replacement Water Cooling Fan

Red Sea Max 250 Replacement Water Cooling Fan

Replacement Water Cooling Fan for Red Sea Max 250

$39.99
Red Sea Max 250 Circulation Pump 1 (Left Side) - 2400lph

Red Sea Max 250 Circulation Pump 1 (Left Side) - 2400lph

Replacement Red Sea Max 250 Circulation Pump 1 (Left Side) - 2400lph

$89.99
Red Sea Reef Foundation Pro Ca/Alk/Mg Multi Test Kit

Red Sea Reef Foundation Pro Ca/Alk/Mg Multi Test Kit

Red Sea`s Reef Foundation Kit includes high accuracy titration tests for the accurate measurement of the elements calcium, magnesium and alkalinity (KH) which are the basic foundation elements of coral skeletons. All of these elem...

$64.99 $49.99
Red Sea Wavemaster Pro Wave Maker

Red Sea Wavemaster Pro Wave Maker

The Ultimate Wavemaker The WaveMaster Pro creates randomly flowing and ever changing water currents in an aquarium by automatically switching powerheads on and off with its microprocessor controller. The effect the Wavemaster P...

$189.41
Red Sea Algae Control Multi NO3/PO4 Test Kit

Red Sea Algae Control Multi NO3/PO4 Test Kit

Red Sea’s Algae Control Kit includes high accuracy colorimetric comparator tests for the exceptionally high accuracy measurement of nitrate and phosphate.The nitrate & phosphate tests are essential for the accurate dosing of Red S...

$64.99 $55.49
Buy a Red Sea Multi NO3/PO4 Test Kit and Get a Red Sea NO3:PO4-X Nitrate & Phosphate Reducer - 100ml FREE

Buy a Red Sea Multi NO3/PO4 Test Kit and Get a Red Sea NO3:PO4-X Nitrate & Phosphate Reducer - 100ml FREE

Package includes Red Sea Algae Control Multi NO3/PO4 Test Kit and Red Sea NO3:PO4-X Nitrate & Phosphate Reducer 100mL Red Sea’s Algae Control Kit includes high accuracy colorimetric comparator tests for the exceptionally high a...

$61.99
Red Sea Reef Foundation ABC+ Supplement (Ca/Sr/KH/Mg/K/Br)

Red Sea Reef Foundation ABC+ Supplement (Ca/Sr/KH/Mg/K/Br)

A successful coral reef aquarium depends on how well you maintain the water parameters which are the key to a stable coral environment. All of the elements found in natural seawater play a role in providing optimal water parameter...

From $19.99
Red Sea Nitrate Pro Test Kit - 100 Tests

Red Sea Nitrate Pro Test Kit - 100 Tests

Nitrate Pro is a high Definition (0.25ppm) analytical comparator test kit (100 tests) - incl. professional colorimetric comparator.

$45.99 $38.99
Red Sea Coral Pro Salt Mix - Bucket

Red Sea Coral Pro Salt Mix - Bucket

7 kg (15.4 lb) Bucket - makes 210 L (55 gal) of saltwater Red Sea is pleased to announce the addition of an innovative new salt formula designed to meet the needs of today`s advanced hobbyist. Coral Pro Salt has been specif...

From $24.99
Red Sea Max 130, 130D and 250 Aquarium Cabinet Ventilation Kit Upgrade

Red Sea Max 130, 130D and 250 Aquarium Cabinet Ventilation Kit Upgrade

Red Sea Max Cabinet Ventilation Kit The ventilation kit consists of a high quality 12V DC ventilation fan in a robust housing, supplied with a dedicated power supply and mounting screws. The Ventilation Kit is suitable for use ...

$74.99
Red Sea Max 130 Aquarium Surface Skimmer Upgrade

Red Sea Max 130 Aquarium Surface Skimmer Upgrade

Red Sea Max 130D Surface Skimmer Upgrade Red Sea`s Surface Skimmer is an upgrade for the MAX 130. Highly effective, the surface skimmer increases the rate at which surface water is pulled into the filter, reduces surface film...

$41.99
Red Sea Aiptasia-X Refill 14oz

Red Sea Aiptasia-X Refill 14oz

Red Sea Aiptasia-X In an exciting development for reef-keepers Red Sea has developed a unique patent pending formula to treat the pest anemones Aiptasia sp., Anemonia majano and Boloceroides sp. Affecting almost every reef aqua...

$38.88
Red Sea Phosphate/PO4 Pro Test Kit - 100 Tests

Red Sea Phosphate/PO4 Pro Test Kit - 100 Tests

Phosphate Pro is a high Definition (0.02ppm) analytical comparator test kit (100 tests) - incl. professional colorimetric comparator.

$45.99 $34.99
Red Sea Prizm Hang-on Protein Skimmer

Red Sea Prizm Hang-on Protein Skimmer

The development of the Prizm line of protein skimmers represents one of the most significant technological breakthroughs in protein extraction in decades. Utilizing an advanced new method of mixing the water and air and the develo...

From $108.49
Red Sea Berlin Airlift Internal Protein Skimmer

Red Sea Berlin Airlift Internal Protein Skimmer

The Berlin Air-Lift is a high performance, low cost internal skimmer based on the Berlin Triple-Pass principle. The Air-Lift is powered by a lime wood air-stone attached to an external air pump (not supplied), these compact units ...

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
Red Sea CO2 System 500 (Standard Bottles) - Refillable

Red Sea CO2 System 500 (Standard Bottles) - Refillable

Professional CO2 system for aquariums up to 500 liters-Refillable version (CO2 bottle not included). System includes: Pressure regulator, high precision hang on the tank flow valve, CO2 reactor 500, CO2 real time indicator, bubble...

$222.49
Red Sea Air Dryer

Red Sea Air Dryer

Dramatically increase the efficiency of your ozonizer by adding a Red Sea Air Dryer to its air inlet. Filled with highly absorbent silica beads these dryers remove all moisture from the air before entering the ozonizer. The beads...

From $37.99
Red Sea Max 250 Circulation Pump 2 (Right Side) - 1350lph

Red Sea Max 250 Circulation Pump 2 (Right Side) - 1350lph

Replacement Red Sea Max 250 Circulation Pump 2 (Right Side) - 1350lph

$69.99
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: