Optimal food source for all species of Marine Tangs, Angels, Wrasses, Damsels and some Butterfly Fish. Green Marine algae is...

Ammonia Alert Seachem sensor technology Continuously detects and monitors free ammonia No test kits, chemicals, or procedures are needed; just...

Super nutritious Natural Purple Seaweed sheets. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large...

Please note: This sku is for a box with 4 bags containing the salt.     Complete Professional Marine Salt Mix...

REEF ENERGY PLUS All-In-One Coral Superfood An all-in-one superfood that will have your corals thanking you, delivering better growth, higher...

Professional Sea Salt for Demanding Aquariums Fauna Marin Professional Sea Salt contains all the essential macro and trace elements needed...

The ICP Lab We help you to improve the quality and health of the corals in your aquarium   NOT...

Reagent solutions for the analysis of alkalinity, calcium, and magnesium levels.  Available in two, four, and five months supply packs.* ...

Made with sustainable and fresh PE Mysis Hand crafted in small batches at the Piscine Energetics' laboratory in British Columbia,...

Combines the properties of a Blue Plus (~50%) + Aquablue Special (~40%) + Purple Plus (~10%) producing a bulb with...

Two Little Fishies ReVive Coral Cleaner is a new product developed by Julian Sprung for cleansing live stony corals. It...

NOTE: This rock is completely DRY, not alive and can ship safely UPS Ground. Rock is sold per LB (not...

Clarisea Roller Fleece Replacement (For the SK-5000) Particle size removal: down to 20 microns  Filter fleece: 15cm (6”) width –...

Professional 15x strength powerful live tank starter nitrifying bioculture, with much fewer temperature and shelf life restrictions than competing products,...

Modular Tubing 3/4" - Dual Return Nozzle Double 3/4 approximately 9" long   Perfect for creating directional return flow in...

BRS PRO Series Cation DI Resin (Color Changing) - Part 1 of 3 Changes from Purple to Amber when exhausted...

BRS PRO Series Anion DI Resin (Color Changing) - Part 2 of 3 Changes from Blue to Amber when exhausted...

The CoralVue HYDROS Auto Top-Off Kit Includes: HYDROS Triple Water Level Sensor (plugs into HYDROS Sense Port), HYDROS DC Micro...

DOS- Quiet Drive The best selling dosing pump has gotten better and what’s that- quieter! ▪ 1.5 times quieter (4...

This 5" x 8" x 1" zippered neoprene pouch is great for safely storing Apogee meters, microCache devices, and sensors....

  Formula One is red and, like our frozen and flake products, it is produced with higher protein levels. Shrimp,...

ROWAphos? for reliable, effective removal of phosphate from freshwater & saltwater. ROWAphos is a completely new filter material for eliminating...

Prime™ is a complete conditioner for both marine and freshwater use that removes chlorine, chloramine, and detoxifies ammonia and nitrite....

Red Sea NO3: PO4-X is a unique complex of carbons that are used by nutrient reducing bacteria. Each carbon in...

Natural Series Products Our new Nauturox series versions of our products are available for each of our original product lines. ...

Please stir this product with the stirring stick that is included and then shake vigorously upon receiving it and before...

ReefMat Smart - Plug&Play - Efficient The ReefMat is a plug & play, fully automated, smart fleece roller filter that...

Tropic Eden Morroca Cocoworm Fish Home Tube - Sm, Med, L, XL   The perfect addition for any tank to...

The HI783-25 are the replacement reagents for the Marine Magnesium Checker® HC - HI783. These high-quality reagents are manufactured in...

Tropic Eden Supreme Tonga Branch Morroca Reef Rock - Pre-Cured, Dry Proud to introduce Tropic Eden’s new Tonga Branch Morroca...

Tropic Eden 3D Moldable Rock 4 different colors to match different types of rock: Dark Coralline, Pink Coralline, White Dry...

  BRIGHTER. BETTER COLOR MIXING. ADVANCED COLOR CONTROL   What’s New?   Brighter Better thermal management and more advanced LED...

NOTES: This is 1 Piece total, approx weight 6 pounds. Size approx 17" Long x 6.5" Wide x 10" Tall.  ...

NOTES: This is 1 Piece total, approx weight 2 pounds. Size approx 9" Long x 5.5" Wide x 3" Tall.  The...

NOTES: This is 1 Piece total, approx weight 1 pounds. Size approx 6.5" Long x 5.5" Wide x 2" Tall.  The...

Heavy Duty Coral Cutter 8" (Cow Horn Jaws) Japanese Stainless Steel Black Oxidized Knurled Handles Double Spring 2" wide opening...

The Titanium Finnex Heaters are corrosion-resistant, extending the life exponentially from saltwater damage.  Virtually unbreakable, especially in comparison with the...

T5 Shipping Quantity Minimum:  Due to increase in damages in transit for single lamp orders, we are requiring any orders that...

T5 Shipping Quantity Minimum:  Due to increase in damages in transit for single lamp orders, we are requiring any orders that...

Overview: Highly-concentrated ionic magnesium solution. Provides magnesium, which helps regulate the balance between calcium and carbonates in aquarium water, and...

PINPOINT" High-Precision pH Calibration Fluids 4.000 +/- 0.002 7.000 +/- 0.002 10.000 +/- 0.005 These come in single-use plastic envelope...

Make offer is for multiple packs.  PINPOINT" High-Precision pH Calibration Fluids 4.000 +/- 0.002 7.000 +/- 0.002 10.000 +/- 0.005...

FROZEN FOOD Flat Rate $39.99 Shipping Charge - All frozen food is shipped in an extra thick insulated foam box with dry ice....

.5 Micron Sediment Replacement Filter Comes Standard with Spectra Deluxe Units Can be used in any standard full size RO...

Mounting Options Easily mount your AI Prime on your rimmed or rimless tank with the Prime Tank Mount or Hanging...

Note:  Picture shown is the 14" bag. This bag is 4" ring and 8" long.   Premium Aquatics 200 Micron...