PraziCleanse is a safe and effective anti-parasitic treatment to control unwanted parasites. Effective against skin and gill flukes, tapeworms, flatworms, and turbellarians. This treatment is suitable for fresh and saltwater aquariums, and will not...

PraziCleanse is a safe and effective anti-parasitic treatment to control unwanted parasites. Effective against skin and gill flukes, tapeworms, flatworms, and turbellarians. This treatment is suitable for fresh and saltwater aquariums, and will not...

Fritz MetroCleanse is a safe and effective antibiotic and anti-parasitic treatment for several common protozoan and bacterial infections such as freshwater and saltwater Ich, Hexamita, and Oodinium, and is also effective against internal...

Fritz MetroCleanse is a safe and effective antibiotic and anti-parasitic treatment for several common protozoan and bacterial infections such as freshwater and saltwater Ich, Hexamita, and Oodinium, and is also effective against internal...

 45.0 µS standardized fluid for calibrating the PINPOINT® Water Hardness Monitor.

This box is perfect for your small corals such as baby mushrooms or prized pieces you don't want floating around the tank or blowing around. This box keeps your prized corals safe without disruption from the tank inhabitants. Dimensions: 6 in x 4...

This box is perfect for your small corals such as baby mushrooms or prized pieces you don't want floating around the tank or blowing around. This box keeps your prized corals safe without disruption from the tank inhabitants. Dimensions: 6 in x 4...

This box is perfect for your small corals such as baby mushrooms or prized pieces you don't want floating around the tank or blowing around. This box keeps your prized corals safe without disruption from the tank inhabitants. Dimensions: 4 in x 3...

Why Guard when you can Monitor! The Milwaukee MC811 MAX pH/EC/Temp Monitor lets you monitor your pH/EC/Temp levels 24/7 automatically. RANGE: 0.0 - 12.0 pH | 0.00 to 5.00 mS/cm | 14.0°F to 140.0°F RESOLUTION: 0.1 pH | 0.01 mS/cm |...

The Ultimate Hair Algae Destroyer When it comes to eradicating stubborn nuisance algae, few members of the cleanup crew can compete with the raw power and efficiency of the Pincushion Sea Urchin. This classic, round-bodied urchin is a voracious...

The Best-Dressed Algae Eater - 0.5" - 1.0" Introduce a touch of class and unmatched cleaning power to your aquarium with the Tuxedo Urchin. Arguably one of the most beautiful and popular urchins in the hobby, this dapper creature features a dark,...

The new Shark PRO is a completely redesigned internal filter. The new models come with upgraded materials and Innovative design. The new Shark PRO stands alone with unique magnetic system and larger filtration capacity.  Shark Pro - Foams Kit For...

The new Shark PRO is a completely redesigned internal filter. The new models come with upgraded materials and Innovative design. The new Shark PRO stands alone with unique magnetic system and larger filtration capacity.  Shark Pro - Additional...

The new Shark PRO is a completely redesigned internal filter. The new models come with upgraded materials and Innovative design. The new Shark PRO stands alone with unique magnetic system and larger filtration capacity.  Shark Pro - Cartridge with...

The new Shark PRO is a completely redesigned internal filter. The new models come with upgraded materials and Innovative design. The new Shark PRO stands alone with unique magnetic system and larger filtration capacity...

The new Shark PRO is a completely redesigned internal filter. The new models come with upgraded materials and Innovative design. The new Shark PRO stands alone with unique magnetic system and larger filtration capacity...

The new Shark PRO is a completely redesigned internal filter. The new models come with upgraded materials and Innovative design. The new Shark PRO stands alone with unique magnetic system and larger filtration capacity...

The HI784 Marine Ammonia Checker HC is a handheld colorimeter that uses the Beer-Lambert principle to determine the concentration of ammonia colorimetrically. The HI784 is designed specifically to measure ammonia levels in a saltwater aquarium. The 0.00...

HI784-25 Marine Ammonia Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI784 Marine Ammonia (ppm) Checker HC. Reagents are clearly marked with the lot number and expiration date on each packet for traceability...

THESE ARE THE NEWLY UPDATED REAGENTS.  Now 1x powder and 1x liquid.  The testing process is the same as Alkalinity HI772 with one second liquid reagent. The HI783 Marine Magnesium Checker HC is a handheld colorimeter that uses the Beer-...

This is the new reagents set with 1x Powder, 1x Liquid. These Reagents are for use with the HI783 Marine Magnesium Checker. These high-quality reagents are manufactured at the Hanna state-of-the-art facility and are clearly marked with...

The HI783-11 Marine Magnesium Certified Standard Kit is used to validate the performance of the HI783 Marine Magnesium Checker HC. The kit includes one sealed cuvette with a zero-magnesium value and one cuvette that is tinted to a standard magnesium...

Red & Blue Leg Hermits are an essential part of any Clean up Crew.  This omnivore can access the smallest crevices and openings within aquascape to consume any nuisance algae including hair algae and cyanobacteria. They also will consume uneaten...

Scarlet & Blue Leg Hermits are an essential part of any Clean up Crew.  This omnivore can access the smallest crevices and openings within aquascape to consume any nuisance algae including hair algae and cyanobacteria. They also will consume...

Reef Safe Sterilized Clean Empty Hermit/Snail Shells.  Perfect new homes for your hermits as they grow.  These are designed for aquariums/reef tanks.  No polish, no paint, completely sterile. Mixed Sizes and Shapes.  Both Standard...

Reef Safe Sterilized Clean Empty Hermit/Snail Shells.  Perfect new homes for your hermits as they grow.  These are designed for aquariums/reef tanks.  No polish, no paint, completely sterile. Mixed Sizes and Shapes.  Both Standard...

Astraea Snails are awesome herbivores that have an amazingly voracious appetite for nuisance algae in the home aquariums.  Astraea Snails graze on algae's such as diatoms and cyano. Clean Up Crews only Ship on Monday - Thursday to avoid...

Cerith snails are small but elegant (white or dark) spiral shelled snails and are very active scavengers, feeding on crabs and carrion and dead fish, etc. They often burrow into marine substrates and then wait until they smell nearby food.  They are...

Black Margarita snails can make an excellent addition to your saltwater tank.  They are a great snail for consuming massive amounts of algae and can self-right if they fall off a rock or are knocked over. Clean Up Crews only Ship on Monday -...

Nassarius snails are very active scavengers, feeding on crabs and carrion as dead fish, etc. They often burrow into marine substrates and then wait with only their siphon protruding, until they smell nearby food.  They are essential for aerating...

Fritz Bug Out is an effective all-natural, iodine-free herbal dip treatment for the removal of unwanted parasites on corals. Aids in the removal of Acropora eating flatworms (AEFW), planaria flat worms, Zoanthid eating nudibranchs, Montipora eating...

Fritz Bug Out is an effective all-natural, iodine-free herbal dip treatment for the removal of unwanted parasites on corals. Aids in the removal of Acropora eating flatworms (AEFW), planaria flat worms, Zoanthid eating nudibranchs, Montipora eating...

A Living Jewel for Your Reef Aquarium Introduce a dazzling display of color and personality to your saltwater aquarium with the ORA Captive-Bred Blue Mandarin. Renowned for its intricate, psychedelic patterns and peaceful demeanor, the Blue Mandarin...

Meet the Waterbox Aquariums® Magnetic Cleaners. A better way to clean your aquarium. Intended for 3/16" - 3/8" Glass (5-12mm) Every surface accounted forOur magnets float and are easy to move from panel to panel, keeping the front, sides and back...

The ORA Acropora nana is similar in coloration to A. valida, but has thinner, more delicate branches. It has a dark tan base with bright purple tips and cream colored polyps. We originally acquired this coral from the home aquarium of one...

Marshall Island Long Polyp Leather is a member of the Sarcophyton family. It is a mushroom shaped soft coral with extra long flowing polyps which have tan colored stalks topped by white star shaped polyps. This is a fast growing hardy coral...

Laura’s Purple Polyp is a compact branching coral that displays a beautiful emerald green base coloration. However, the real highlight of this piece is the teal tipped branches and bright purple polyps. We purchased this coral in 2011 as an...

This hardy, mild-mannered Damselfish is a great candidate for nearly any reef aquarium. Lacking most of the obnoxious personality of other Damsel species, these fish get along with others in a variety of aquatic settings. Staying quite small, our...

This kit was designed to be an effective tool for removing the internals of sumps, for cutting and removing silicon & glass panels to enable the installation of the Red Sea ReefMat filter. Kit Includes: 1x - Utility Blade Handle w/Regular Snap...

Yellow Lantana Montipora has yellowish green colored tissue interspersed with delicate polyps ranging in coloration from purple to blue. Placement: All Levels Lighting: Medium – High Flow: Moderate – Strong Approximate Purchase...