Mr. Saltwater Tank

Juvenile Imperator Angelfish 2" - 3" in size. The Juvenile Imperator angelfish is also known as the Emperor angelfish. The juvenile is black with circular white and blue stripes. The changing angelfish will vary in coloration and pattern as it...

Expand on your control of the aF4 with our 0-10v Dual Interface Cable. Designed specifically for Neptune Apex or the GHL Profilux, this cable allows for precise control of feeding times and allows the aF4 to feed multiple times per day.  Our 0-10v...

This species is completely photosynthetic, getting all of its nutrition from sunlight which makes this Gorgonian a particularly great choice for the home aquarium. The slender and intensely purple colored branches add a distinct shape to the reefscape,...

The ORA Kamohara Blenny (Meiacanthus kamoharai) is found in the shallow waters off the subtropical, southern coasts of Japan. As juveniles, their black bodies are scribbled with intricate patterns of white and electric blue lines. As they mature,...

WYZE Cam v4, 2.5K HD WiFi Smart Home Security Camera, Indoor/Outdoor, Pet/Baby Monitor, Motion Activated Spotlight/Siren, Color Night Vision, 2-Way Audio, Works with Alexa & Google, Wired, Grey Pair this with your AvidAqua ModMag System for perfect...

Marshall Island Purple & Green Acro is a spectacular piece for the home aquarium. In the age of intense actinic lighting, this is a piece that shows off as a centerpiece coral. It has a thick green base and compact branches with bright purple growth...

Coral pictured is very close to WYSIWYG. If you are looking to start buying coral online, to add to your aquarium, this is the best beginner soft coral. Cabbage Leather coral is pink with cactus-like polyps. It is a fast growing soft coral. Great for...

Give Your Fish the Purest, Most Nutritious Seaweed on the Market! Introducing LRS Premium Green Seaweed, the superior choice for discerning aquarists who demand the best for their marine herbivores. Sourced from pristine, tested waters, this isn't your...

Easily attaching to the side of most aquariums up to 1″ thick, the Multi-Chamber Holding & Breeding Box provides up to 3 separate housing compartments for protecting new or fry, sick/weak fish that require acclimation. Multi-functional...

Average frag 1-5 polyps.  If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. ACI Cultured Mohawks Zoanthids are a fast growing coral that will reproduce and expand there colonies, for...

The Blade Glow will fluoresce your tank and help your corals “pop”. Coral Glow features a LED mix that maximizes spectral peaks that showcase coral fluorescence. Ideal as a supplemental source of fluorescence that can be added to a Blade Grow...

Exquisite Fairy Wrasse 3.25" - 4.25" in size. Lunare Wrasse or Thalassoma lunare is also known as the moon wrasse, crescent wrasse or lyretail wrasse. *Photo is a representation of the fish you will receive.  

Adult Imperator Angelfish 3" - 4.5" in size. The Imperator angelfish is also known as the Emperor angelfish. It has a blue body covered with bright yellow horizontal stripes. A beautiful blue-black mask covers the eyes. This angelfish makes a great...

The Turbelle stream 6105 ORCA is the ultimate flow solution for larger reef aquariums. This professional-grade bundle combines the raw power and extreme efficiency of the Tunze 6105 Stream Pump with the intelligent, motorized ORCA MK2 Oscillating Mount...

Average frag 1-5 polyps.  If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. ACI Cultured Nirvana Zoanthids are a fast growing coral that will reproduce and expand there colonies, for...

The MIMF Green Finger Leather coral can make a dramatic addition to the home reef aquarium. Whether this is your very first coral or something new to your established reef, our Finger Leather adds gentle swaying movement and great polyp extension. This...

Approximately 8-14" on Average in Length, hand made so all the designs slightly different. Real Reef Arches are Here!  The best looking manmade rock now in Arch form.  There are 4 arches to a box of random size & similar but random shapes...

Embark on a new level of aquatic care with the aF4 – a patent-pending, world-first automated frozen fish food feeder. Meticulously crafted over 5 years of relentless development, experimentation, and continuous improvement, the aF4 stands as the...

MarcoRocks has taken the guesswork out of choosing how much of each rock type to use when planning that perfect aquarium scape. In our new "The Perfect Mix" box you'll find just the right mix of MR Coralline Foundation, MR Coralline Hybrid, and MR...

Keep your aF4 running smoothly and reliably with our Cleaning Tabs. This specially formulated pack of 28 tablets, enough for approximately 6 months, works to disinfect and sanitize the inner workings of your aF4, ensuring it stays clean and efficient...

On average 2" - 3" in size.  Green Sinularia Finger Leather is a great beginner coral. This fast growing coral is adaptable to different levels of light. A great soft coral to add to any aquarium. Expertise: Beginner Lighting: Low...

This DIY kit includes everything you need to successfully frag or propagate your hard and soft corals! Includes: (1) 6" long Bone Cutter made from surgical grade stainless steel. Designed for cutting hard bony corals such as Acropora, Birdsnest ect...

Professional ICP seawater laboratory analysis.  The chemical elements of the seawater sample are analyzed using ICP-OES. In addition, other measurement methods are used to analyze other important parameters and nutrient concentrations. A sample...

The Blade Glow will fluoresce your tank and help your corals “pop”. Coral Glow features a LED mix that maximizes spectral peaks that showcase coral fluorescence. Ideal as a supplemental source of fluorescence that can be added to a Blade Grow...

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. Green Devil's Hand Leather Coral. This is a great beginner coral. This fast growing coral is adaptable to...

Scopas Tang  2.25" - 3.5" in size. Scopas Tang or Zebrasoma scopas is also known as the brown tang.  *Photo is a representation of the fish you will receive.  

Yellow Assesors are not a member of the Dottyback family, but are similar to them in many ways. The Yellow Assesor is native to Australia and is a member of the Plesiopidae (Longfins) family that includes the Marine Betta (Comet). They are not nearly as...

St. Thomas Mushroom If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. St. Thomas Mushroom coral is a fast growing coral that will reproduce and expand there colonies, for beginners and experts...

The Small Frag Rack holds up to 17 plugs in a tight package, allowing to be used in any tank size or space! The small rack is 6in L x 2.5in W. Keeps from shadowing too far, while keeping your corals safe. 2 magnets for optimal support throughout...

The Secret Ingredient for Electrifying Coral Photos Tired of your stunning reef tank photos being washed out by harsh blue light? The (Gouda Cheese) 450 Yellow (True-Reef Filter Lens) is the next-generation coral tool that will revolutionize how...

Red Head Solon Fairy Wrasse  2" - 4" in size. Red Head Solon Fairy Wrasse or Cirrhilabrus solorensis is also know as the Tricolor Fairy Wrasse, Redheaded Fairy Wrasse, or Red-eyed Fairy Wrasse.  *Photo is a representation of the...

Bluehead Wrasse 3" - 4" in size. Bluehead Fairy Wrasse or Cirrhilabrus cyanopleura also known as Blue Scaled Fairy Wrasse, Yellow Flanked Fairy Wrasse, Purplehead Parrot Wrasse, or the Blue Sided Fairy Wrasse. *Photo is a representation of...

The ORA German Blue Polyp Digitata is a round tipped, branching Montipora coral with short, bright blue polyps and golden yellow to white growth tips.  Requires intense light to maintain blue polyp coloration. Placement: Middle –...

Randall’s Assessors are the little known third member of the Assessor genus.   These beautiful, peaceful fish prefer calm, community aquariums with large amounts of rock work and overhangs. Like...

Automate Your Aquarium Lighting with the Illumagic Pixel/Vitamini Scheduler Unlock the full potential of your Illumagic Pixel and Vitamini LED lights with this intuitive and easy-to-use 24-hour scheduler. Create stunning and natural lighting cycles,...

The MIMF Pearl Bubble has noticeably smaller, rounder bubbles than the closely related MIMF Bubble Coral. These inflated structures pillow outward from a solid, stony skeleton and prefer to be placed in lower flow environments. Known for its hardiness in...

Prepare multiple aF4 food load outs with the reservoir 3 pack!  Stage food in the freezer, pre loaded into spare reservoirs or in the refrigerator to allow for quick swaps.Includes lids and spare reservoirs.  Pair it with the storage rack for...

Tridacna gigas is truly the Giant Clam of legend. This species grows rapidly to over 4 feet in length and has been recorded to weigh more than 700lbs!  They are typically found in shallow lagoons and reef flats up to a depth of 60 feet...

This is a fast growing staghorn like coral that originated from the reefs around the Marshall Islands. Gorgeous elongated corallites turn to vibrant purple and contrast with the metallic green base colors. It appreciates good water flow and high light...

This premium bundle combines the advanced ORCA MK2 oscillating mount with the highly efficient Turbelle® nanostream 6075 pump. It is a complete, "Plug & Play" system designed to bring dynamic, natural reef currents to your aquarium by physically...