Mr. Saltwater Tank

Unrestricted Flow. Consistent Feeding. The High Flow Cup is a performance-driven upgrade for the aF4, engineered to eliminate flow restrictions and improve feeding consistency. Every design change targets real-world pain points—so your system runs...

Neptune Systems A3 Apex Jr: Essential Aquarium Monitoring & Protection The A3 Apex Jr is the perfect entry point for hobbyists looking to safeguard their aquarium without the complexity of a full-scale controller. Designed as a dedicated...

Nebulous Wrasse 2.25" - 3.5" in size. Nebulous Wrasse or Halichoeres nebulosus is also known as the Clouded rainbow fish, Clouded wrasse and the Picture wrasse. *Photo is a representation of the fish you will receive.  

SnappGrid Interlocking EggCrate - Get Cre-EGG-tive Raise your corals, raise your equipment and raise your expectations when you think of Innovative Marine's vision on what we should be calling standard egg crate. The SnappGrid is a black interlocking...

Coral pictured is very close to WYSIWYG. If you are looking to start buying coral online, to add to your aquarium, this is a great beginner large polyp Stoney coral. Meteor Shower Cyphastrea coral has a turquoise moon-textured base with scattered...

Foxface Rabbitfish 2.5" - 4.5" in size. Foxface Rabbitfish or Siganus Vulpinus have a striking yellow body and white face with black striping. This Foxface Rabbitfish has venomous spines on its back. *PLEASE HANDLE WITH CARE!*  *Photo is a...

Average frag 2-8 polyps.  If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Pixie Dust zoanthid coral is a fast growing coral that will reproduce and expand there colonies, for beginners and...

ALL-NEW DURABLE PACKAGING! Nano Brine are baby Brine Shrimp (Artemia salina) that hatch in transit so they arrive to you at a highly nutritious live stage (24-48 hours post hatch). Protein rich live food for fish, coral, jellyfish and other...

The Captive-Bred ORA Mocha Storm Ocellaris Clownfish is a distinct designer clownfish that derives its lineage from a mutation that appeared during the selective breeding process. The Captive-Bred ORA Mocha Storm Ocellaris Clownfish demonstrates an...

Excellent for Finicky FishFor all Fresh & Saltwater FishSan Francisco Bay Brand Freeze-dried Mysis Shrimp are small bite-sized shrimp that are the perfect food choice for feeding finicky marine fish. Mysis shrimp are a popular food choice for feeding...

Your Tank’s Vitals, visible at a Glance. Upgrade your reef monitoring experience with the AvidAqua InSight—a modern, full-color touchscreen display designed exclusively for Neptune Systems Apex users. Say goodbye to the clunky, monochrome...

You Get ONE Add-On Rack - the Photo shows what you can do with the racks. Take it to the next level!  The Stingray NextLevel is a 12-frag rack that can be added to an existing Stingray magnetic frag rack or to any ModMag with a free slot. The...

Coralife Turbo-Twist UV Sterilizers are the most efficient devices for ultraviolet sterilization on the market today. They feature a quartz glass sleeve with a PL compact fluorescent UV lamp surrounded by a revolutionary "Turbo-Twist" flow design to...

Tridacna maxima has the widest distribution of any Tridacnid species. They are found from the Red Sea, throughout the Indo-Pacific region, to Australia and Polynesia. These clams usually establish themselves in shallow, clear water, in high current areas...

The NEW KW Reactor is designed with the upflow principle to achieve the most efficient use of Kalkwasser.  By pushing top-off water upward through the calcium hydroxide, it automatically mixes it to achieve a supersaturated kalkwasser solution...

Coral pictured is very close to WYSIWYG. If you are looking to start buying coral online, to add to your aquarium, this is a great beginner large polyp Stoney coral. ACI Cultured Bubblemint Cyphastrea has a beautiful mint green base with pink mouths...

SYNCRA SDC are the latest generation of SYNCRA pumps and are equipped with integrated intelligence systems to meet the needs of advanced recirculating applications. With programming freedom, controllability is finally coupled with power, energy...

Tridacna derasa is known as a “sand” clam. It prefers clear water, and after reaching sexual maturity, it will release the attaching threads and move to a sandy area. They are usually colored with orange/yellow and black stripes and...

Since they first hit the market, there have not been significant improvements in magnetic probe holder designs. The MPO Quattro Magnetic Probe Organizer changes that with innovative new features.  First, its ModMag attachment design removes the...

Now printed with a new FLEXIBLE material, aquarium safe, virtually unbreakable. Produce a more natural flow pattern in your saltwater aquarium with the RFG Nozzle. Available for 1/2in,  and 3/4in with a Loc-Line fitting and now available in 1 in...

Flow Comes Full Circle Versatile Cross-Flow Pump Control with MyAI, Mobius, or MXM Four Easy-to-Use Pump Modes Ideal for Aquariums 20 Gallons and Larger Orbit pumps produce a unique type of flow.  Circling the aquarium with water...

Yellowhead Pearly Jawfish 2.25" - 3.5" in size. Yellowhead Pearly Jawfish or Opistognathus aurifrons  They do well in pairs and like to burrow in the substrate. *Photo is a representation of the fish you will receive.  

Specifications: Dimensions - 6.25" x 1.6" Plug Capacity - 6 Magnets - 1 Glass Thickness - up to 1/2"

Give Your Fish the Purest, Most Nutritious Seaweed on the Market! 20x 1/2 Sheets 7.5" x 4" Introducing LRS Premium Green Seaweed, the superior choice for discerning aquarists who demand the best for their marine herbivores. Sourced from pristine,...

Calcium Supplement Mix. Our pure source of Calcium Hydroxide makes the ideal solution for replenishing calcium and maintaining alkalinity, for corals, clams, and calcareous algae that build skeletons of calcium carbonate. It also helps maintain pH,...

Enriched L-Type Brachionus plicatilis rotifers. Highly nutritious plankton feed consisting of five million, fully intact Brachionus plicatilis marine rotifers with millions of eggs per 6 oz bottle. Excellent food...

About HYDROS iV PRO Drive Port Accessory To obtain precise pH and conductivity readings, utilize the HYDROS iV Pro. This HYDROS Drive Port accessory is designed to isolate the test sample, preventing electrical interference from...

On average 3/4" - 1" in size.  If you are looking to start buying coral online to add to your aquarium, this is the best beginner sps coral. Forest Fire Digitata is a beautiful branching montipora coral. This coral has a green base with a hue of...

The Stingray is a 12-frag magnetic frag rack with key differences from all others on the market. No other manufacturer has put this much thought and design into a frag rack.  It all starts with the ModMag attachment system. Its rare-earth magnets...

Live product. Keep refrigerated. Do not freeze. Refrigerated life is 4 months with a temperature Range of 34 - 50 degrees F. Use before expiration date on bottom of bottle. Shipping: Live Foods Ship on Select Days & Have a 100% Arrive Alive...

Since they first hit the market, there have not been significant improvements in magnetic probe holder designs. The MPO Duo Magnetic Probe Organizer changes that with innovative new features.  First, its ModMag attachment design removes the biggest...

On average 1-3 polyps 3/4" - 1" in size.  Coral pictured is an example of what will be sent to you. If you are looking to start buying coral online to add to your reef or fish tank, this is the best beginner LPS coral. Teal Candy Cane coral is...

Imagine you can have a window of the aquatic world on your desk. A relaxing way to relieve stress at your home or office. With a modern design, easy to setup and maintain, ESHOPPS proudly introduces to you, Deskmate. The most beautiful A.I.O...

On average 3/4" - 1" in size.  If you are looking to start buying coral online to add to your aquarium, this is the best soft coral. Blue Devil's Hand leather coral can scientifically be called sarcophyton coral. This is a great beginner coral...

Butterflyfish Auriga  2.5" - 3.5" in size. Butterflyfish Auriga or Chaetodon Auriga is also known as the threadfin butterflyfish. These butterflyfish are generally an easier choice, when it comes butterflyfish. *Photo is a representation of...

The Coralife BioCube has a sleek modern rounded edge design and is the perfect innovative all-inclusive aquarium for all needs! The slim low-profile hood contains vibrant LED lighting that is capable of sustaining and growing healthy, vibrant corals and...

Not just a great coral for the entry level aquarist, the Fuzzy Lobo adds incredible texture to any mixed reef aquascape. Its densely packed polyps give each finger-like branch a soft, feathery appearance. Tolerant of a wide range of...

The Python No Spill Clean an d Fill is a complete ready-to-use system which adapts easily to most faucets and makes water changes a breeze.  It drains as well as fills aquariums and will not disturb fish or decor during routine aquarium maintenance...

Bicolor Angelfish 2" - 3" in size. Bicolor Angelfish or Centropyge Bicolor is recognizable by its yellow tail, yellow face, and a blue rear with a blue pattern over the eye. *Photo is a representation of the fish you will receive.  

Exquisite Fairy Wrasse 2" - 3" in size. Exquisite Fairy Wrasse or Cirrhilabrus exquisitus will not pick on corals or invertebrates, making them an ideal fish for the reef aquarium. *Photo is a representation of the fish you will receive...