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276 - 300 of 322
Loc-Line 1/2 inch Ball Socket Circle Flow Assy

Loc-Line 1/2 inch Ball Socket Circle Flow Assy

Part# : 270866 Description: 1/2" Ball-Socket Circle Flow Assembly (Loc-Line) 24" long, 15 outlets Great as a spary bar to get rid of dead spot on the rocks or on the substrate

$37.49
Eheim Hang-on Filter Liberty 200

Eheim Hang-on Filter Liberty 200

Eheim Liberty Hang-On Filters are compact, complete and powerful. This series of Eheim appended filters combines the advantages of easy handling with effective water purification by mechanical, biological and adsorptive means. An ...

$39.99
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
Korallen-Zucht K-Balance

Korallen-Zucht K-Balance

K-Balance 100ml Potassium is a major element in sea water like Calcium, and is concentrated with ca. 390mg/L. K-Balance contains multiple potassium salts in high concentration. Our tests in several tanks have shown the benefits i...

From $18.99
Ultralife Reef Hair & Sludge Removal System

Ultralife Reef Hair & Sludge Removal System

Ultralife Liquid Hair & Sludge Removal System Don't Let ugly 'Hair & Sludge' destroy the beauty and delicate balance of your marine or reef aquarium. Now you can finally remove that unsightly mess quickly from corals an...

$41.99
Cobalt Aquatics Marine Vegi Flakes

Cobalt Aquatics Marine Vegi Flakes

Cobalt Marine Vegi flake is a complete formula for all marine herbivorous fish. Highly palatable formula helps finicky marine fish to eat prepared foods. Loaded with Spirulina, Kelp, plankton and squid for consistent growth and su...

From $16.99
Marineland 350B Penguin Bio-Wheel Hang-on-Back Power Filter

Marineland 350B Penguin Bio-Wheel Hang-on-Back Power Filter

Penguin® Filters All Penguin® BIO-Wheel® Power Filters deliver easy, three-stage mechanical, chemical and biological aquarium filtration. Convenient Penguin Rite-Size Filter Cartridges come ready to use with each filter...ready...

$44.49
Aqua Clear 30 Hang-On-Back Power Filter, UL Listed

Aqua Clear 30 Hang-On-Back Power Filter, UL Listed

The AquaClear 30 Power Filter provides mechanical, chemical and biological filtration through its multi-stage filtration system. The filter filtration volume is up to 7 times larger than comparable Filters. Its unique design filte...

$39.99
Two Little Fishies Julian`s Thing Coral Feeding Tool & ZoPlan Advanced ZooPlankton Diet 30 grams

Two Little Fishies Julian`s Thing Coral Feeding Tool & ZoPlan Advanced ZooPlankton Diet 30 grams

Julian`s Thing is a NEW multi-purpose device. Use it for feeding corals, for feeding anemones, for feeding zoanthids, for feeding seahorses and other timid or slow moving fishes. Use it for applying solutions onto Aiptasia and man...

$35.99
1-1/2 Inch EZ-Flow PVC Pipe Tubing

1-1/2 Inch EZ-Flow PVC Pipe Tubing

50ft Roll. EZ-Flow PVC is 40% more flexible than standard flex pipe. Flexible PVC can simplify your plumbing as it allows you to bend and curve around pumps, filters and other obstructions. It retains its large inside diamete...

From $17.99
Korallen-Zucht Potassium Iodide Flouride

Korallen-Zucht Potassium Iodide Flouride

Potassium Iodide Flouride 50ml Well suited for all kind of corals. Addition leads to improved blue colors in SPS, especially for blue color of Acropora and Montipora. Contains inorganic iodide as well as bromine, potassium, and f...

From $34.99
AquaC Collection Cup

AquaC Collection Cup

Replacement Colletion Cup w/ Drain for AquaC Remora/Urchin Skimmer. Please note the replacment collection cup w/ drain will only fit the AquaC Remora/Urchin skimmers that have the drain fitting modification.

From $31.50
PocketExpert Guide: Marine Fishes by Scott W. Michael

PocketExpert Guide: Marine Fishes by Scott W. Michael

Here`s a quick but authoritative look at the 500 "need to know" fish species seen and kept by marine aquarists. A must-have reference for all saltwater hobbyists and professionals. Full-color photographs throughout.  Designed...

$30.99
Reef Brite Flat LED Moonlight

Reef Brite Flat LED Moonlight

Flat MoonLight LED with BLUE LED 3 Watt (Runs at 2 watts) Extreme LED Night Light Designed for easy retrofit of any hood or canopy, flat mount design The LED is designed to light up a 2` X 2` Area. Price includes power conve...

$42.79
Brightwell Aquatics PhosphatR - Regenerable Phosphate-Adsorption Resin 250ml / 8.5oz

Brightwell Aquatics PhosphatR - Regenerable Phosphate-Adsorption Resin 250ml / 8.5oz

Overview Next-generation regenerable phosphate adsorption resin effective in marine aquaria; will also remove silicates. Far more effective than activated alumina and granular ferric products. Will not negatively impact wa...

$32.49
Captive Purity Single Deionization Canister

Captive Purity Single Deionization Canister

A quick and easy way to add De-Ionization to any RO system or to add a secondary DI stage to any RO/DI system. Standard Add-On DI includes clear canister with mounting bracket, Color-Change DI cartridge and 10` of RO tubing.

$43.49
Cobalt Aquatics Mysis Flakes

Cobalt Aquatics Mysis Flakes

Cobalt Mysis flake is a Mysis based formula for all tropical and marine fish. Highly palatable formula helps both freshwater and marine finicky fish to eat prepared foods. Loaded with Omega 3’s (EPA/DHA) and Astaxanthin for consis...

From $15.99
Two Little Fishies MetaSorb UHC Metals Adsorbing Polymer - 250 gallon

Two Little Fishies MetaSorb UHC Metals Adsorbing Polymer - 250 gallon

An excess of heavy metals in the water is toxic to aquatic life. These metals may come from the water source, from foods, from artificial seawater mixes, corroding metal equipment, magnets, pumps, etc. Sudden mysterious ailments i...

$33.99
5/8 Inch Black Flexible Vinyl Tubing

5/8 Inch Black Flexible Vinyl Tubing

Roll of 5/8" I.D. (inside diameter) Black Flexible Vinyl Tubing. Made in the USA! The Marine Depot flexible vinyl tubing is made with FDA-approved materials. It is flexible and non-toxic so works great for aquarium plumbing a...

From $7.99
Korallen-Zucht Iron Complex

Korallen-Zucht Iron Complex

Iron Complex 50ml The addition of iron affects all colors but primarily enhances the green color formation. Iron encreases coral growth and also the multiplication of zooxanthella. Well suited for all kind of corals. Recommended ...

From $24.99
Prodibio CORAL VITS

Prodibio CORAL VITS

Coral Vits is a total multivitamin supplement for the well development of corals. It is a hyper-concentrated solution containing all of the vitamins needed for good coral growth and for the well being of fish in reef and saltw...

From $25.67
Continuum Aquatics Reef-Basis Potassium Concentrated Liquid Supplement

Continuum Aquatics Reef-Basis Potassium Concentrated Liquid Supplement

Reef•Basis Potassium Description: Potassium Supplement for Marine Aquariums Features: • Provides bioavailable potassium for corals and other invertebrates • Contains no acetates, gluconates, or polygluconates Adva...

From $10.87
Euroquatics Angel A1/A1P Rail Mounting Kit

Euroquatics Angel A1/A1P Rail Mounting Kit

Rail kit for Angel A1 and A1P LED Light system. Accomodates two Angel LED lights and expands from 24" to 36". Suspension cables and hardware included.

From $24.99
Current USA Single Ramp Timer

Current USA Single Ramp Timer

Light therapy for your fish. Simulate a gradual sunrise and sunset every day! Wake your fish naturally Inspired by mother nature, the Ramp Timer™ is a fully programmable 24-hour LED lighting controller that not only turns...

$39.99
3/4 Inch Clear Flexible Vinyl Tubing

3/4 Inch Clear Flexible Vinyl Tubing

Roll of 3/4" I.D. (inside diameter) Clear Flexible Vinyl Tubing. Made in the USA! The Marine Depot flexible vinyl tubing is made with FDA-approved materials. It is flexible and non-toxic so works great for aquarium plumbing a...

From $10.99
276 - 300 of 322
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