Creators & Reactions

We are pleased to announce our NEW HI98319 waterproof salinity and temperature tester! Waterproof and floats! Includes 4x of the Salinity Calibration Fluid Packets.

Most household glass cleaners contain ammonia or other harsh chemicals that are toxic to fish, reptiles and invertebrates. Fritz Glass & Acrylic Cleaner is ammonia free and safe to use on exterior...

It's important to keep your PUMP in prime operating condition to ensure long-life and efficient operation. Over time, natural mineral deposits will form in your pump, and if untreated, may cause...

2-month reagent kit (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per day).  The reagent kit has at least 240 alkalinity tests and 120 tests each of Calcium and Magnesium. Kits...

The Reef's Tireless Janitor Discover the hidden gem of aquarium clean-up crews with the incredible Brittle Starfish. A close relative of the Serpent Star, the Brittle Star is a master scavenger,...

The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital...

Complete Bioculture for Establishing Biological Filtration & Rapidly Improving Water Quality Overview Complex system of non-pathogenic aerobic and anaerobic microbes, as well as natural...

The gold standard for generating flow in reef tanks, the VorTech® is unsurpassed in beauty and functionality. Dimensions Dry-Side: 3.00 x 2.25 inches (76.0 x 57.0 mm) Wet-Side: 3.00 x 3.00...

Now Available in an Easier to Ship Box - No More Broken Buckets with Salt Everywhere - https://www.saltwateraquarium.mom/red-sea-salt-mix-blue-box-makes-160-gallons-red-sea/ Red Sea Salt contains...

The Armored Algae Bulldozer Unleash a prehistoric powerhouse on your aquarium's nuisance algae with the Fuzzy Chiton. This unique and incredibly hardy mollusk is not a snail, but a living piece of...

Our Reef Cleaner Packages are Wild Collected they let you naturally control algae, maintain crystal clear water, and keep your sand bed sifted. The number of cleaners provided in these packages are...

The POLY-FILTER is for filtering and purifying both fresh and salt water aquariums. It is a formulation of a special patented material bonded to a synthetic matrix. By means of a unique proprietary...

Ready-to-Use Complete Reef Mineral & Trace Element Solution Streamline your reef tank maintenance and ditch the hassle of multi-channel dosing setups. Tropic Marin All-For-Reef (1000 ml / 1 Liter)...

"By the Pound" means you are choosing the weight of your rock. Ex: Qty 10  is 10 Pounds of Rock, NOT 10 Rocks. Selling individual rocks is impossible due to the fact that every

The AI Prime 16HD is a customizable LED light for saltwater aquariums.  It's a full spectrum light that includes a moonlight channel.&nb

Red Sea REEF-SPEC™ Carbon is a premium, highly activated carbon specifically engineered for marine and reef aquariums to ensure the highest standard of water clarity and purity. It is the ultimate...

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...

The Heavyweight Champion of Clean-Up Crews is Here! When it comes to devouring nuisance algae, no snail does it better than the Mexican Turbo Snail (Turbo fluctuosus). Revered by hobbyists for...

An all-in-one superfood that will have your corals thanking you, delivering better growth, higher resilience, brighter colors, greater ease of use with automatic dosers, and minimal over skimming...

"By the Pound" means you are choosing the weight of your rock. Ex: Qty 10  is 10 Pounds of Rock, NOT 10 Rocks. Selling individual rocks is impossible due to the fact that every

Calcium alone cannot form the skeletal material of corals and allow calcareous algae to grow. Some other substances are needed as well. A few other constituents are carbonate and bicarbonate. These...

Our HI774 Ultra Low Range Phosphate Checker will be essentially the same specifications as the HI736 Ultra Low Range Phosphorus Checker however it will not require a conversion but read directly in...

The Hanna Marine Alkalinity (dKH) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely...

PNS Probio Live purple non-sulfur bacteria (Rhodopseudomonas palustris): Live Food for Coral high in protein and vitamin B12 Removes Ammonia. Removes Phosphates. Free Swimming...

Joe's Juice is an easy to use Reef safe Aiptasia Solution. Simply feed the anemone a small amount of Joe's Juice and watch the results within minutes. Aiptasia and Majano DO NOT retract while being...

It is designed for testing the concentration of salt water and brine and used for quality control in research and clinical laboratories and marine industry. Its scale provides a direct reading of the...

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...

A too high nitrate concentration can result in unwanted algae-growth and these might irritate corals in their neighborhood. Nitrate as such also retards coral growth. The nitrate concentration in a...

At Two Little Fishies the big picture has always been about Little details. That’s why we’ve made a new synthetic seawater mix like no other. We call it AccuraSea1. AccuraSea1 is formulated to...

Chemiclean cleans stains from red, black, blue-green, and methane (bubble) producing cyanobacteria in marine aquariums. It is completely safe for all fish, corals, invertebrates, and nitrifying...

The Solar-Powered Bryopsis Eater Behold one of the most beautiful and biologically fascinating creatures in the marine hobby: the Lettuce Nudibranch. This stunning sea slug, with its frilly,...

Filter socks are used as a effective first stage of an aquariums filtration process and should be placed so that water coming from the tank filters into the filter sock first removing uneaten food,...

"By the Pound" means you are choosing the weight of your rock.  Ex: Qty 5  is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in...

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...

Our Reef Cleaner Packages are Wild Collected they let you naturally control algae, maintain crystal clear water, and keep your sand bed sifted. The number of cleaners provided in these packages are...

SAMPLE FREE ON ORDERS OF $20 OR MORE Benereef is not just a coral food, it is engineered for the entire reef. Our patent-pending pre and probiotic formula is unlike anything else on the market. It...

Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique macro-porous synthetic polymer that removes...

Filter socks are a critical component in maintaining water quality in aquariums. They remove suspended debris and detritus, which often lead to excess dissolved organics, nitrate, and phosphate...

Super nutritious Natural Green Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such...

The Crossover Diet from Neptune Systems is a new type of food that was designed specifically for coral reef tanks and specifically for automatic feeding systems. Working closely with Reed Mariculture...