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Airline Hose Fittings - Two Little Fishes
Two Little Fishies$6.753 of each - tee, elbow, cross joiner Aquatic Micro Airline fittings for connecting standard tubing for connecting air-controlled devices such as air stones, filters, protein skimmers, ornaments, etc. Also for connecting liquid feed lines for metering... -
First Defense Marine (4 oz) 240 Gallons - Dr Tim's
Dr Tim's Aquatics$12.59FIRST DEFENSE STRESS RELIEF -- REEF-PURE Choose the size best suited for your system:2 oz bottle treats 120 gallons (454 liters)4oz bottle treats 240 gallons (908 liters)8 oz bottle treats 480 gallons (1,817 liters)16 oz bottle treats 960 gallons (3,634... -
Super Naturals - Moonlight Sand (10 lb) 0.25 - 0.75 mm - Caribsea
Caribsea$19.99Our sand-sized Super Naturals are now Super Natural “Aquascapes”. Each bag contains a premeasured dose of beneficial bacteria to help start the cycling process. There are 8 colors to choose from, including new Midnight River. All natural,... -
NextGen Ceramic Coral Frag Plugs 1" NATURAL WHITE (25 pc) - Oceans Wonders
Oceans Wonders$11.99NextGen 1" Coral Frag Plugs with Intergrated Glue Pit. -
Nox-Ich (32 oz) - Weco
Weco$24.99Nox-Ich is your answer to killing external parasites upon contact. It is especially effective against the common occurring parasite, ICH. Add just one drop per gallon to eliminate unwanted visitors to your aquarium. Nox-Ich is also effective against... -
BULK Ceramic Coral Frag Disks 1.25" (100 pc) - Oceans Wonders
Oceans Wonders$29.99Oceans Wonders Ceramic Coral Frag Plugs are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They are 1-1/4" in diameter and... -
Coral Plugs (12 pc) - Seachem
Seachem$5.24Seachem’s Coral Plugs™ are a chemically advanced means of supplying a unique platform for the stable mounting and/or grow out of all coral fragments and colonies. They are enhanced with calcium and magnesium to aid corals in rapid and secure... -
Mardel Coppersafe (1 Gallon) - Fritz Aquatics
Fritz Aquatics$123.99Chelated Copper Treatment for the Infections of: ICH Flukes (Gyrodactylus) Anchor worms Velvet/Protozoan diseases other external parasites. Coppersafe® solution remains active for over one month in the aquarium. It is a safe, stable,... -
CORAL Magazine January/February 2026 (Free on Orders $100+)
CORAL Magazine$14.99FREE ON ORDERS OF $250 or MORE - JUST ADD TO CART! Hailed by critics as “the world’s best reefkeeping magazine,” CORAL is written by leading aquarium experts and marine biologists, lavishly illustrated with breathtaking images, and... -
Hawaiian Black Ceramic 1-1/8" Large Coral Frag Plugs (25 pc) - Oceans Wonders
Oceans Wonders$11.99Oceans Wonders Ceramic Coral Frag Plugs are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They have a 1-1/8"" crown with a 7/16" base and fit perfectly into... -
Large PRO 32 Coral Frag Magnetic Rack - IceCap
Icecap$78.09The IceCap Coral Frag Racks feature a new elegant looking magnetic black shelf that will easily blend into the side of your aquarium. Each hole has a clever membrane that securely grips the frag plugs to keep them in position even if they have different... -
FixIck (8 oz) Treatment for Ick & External Parasites - Fritz
Fritz Aquatics$10.39Fritz FixIck is a revolutionary new way to treat aquatic external parasites including Ick, Chilodonella, Trichodina and Tetrahymena. As one of the most common diseases most aquarists will encounter, finding an Ick treatment that is... -
Copepod Habitat - Adaptive Reef
Adaptive Reef$24.99Are you tired of constantly having to dose copepods? Give your beneficial microfauna a safe haven to settle, breed, and multiply with the Adaptive Reef Copepod Habitat. This compact, reef-safe sanctuary is the simple, set-and-forget solution for... -
Truereef Aquarium Coral Magsafe Photo Lens (Gouda Cheese) 450 Yellow - Maxspect
Maxspect$49.99The 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... -
AF Life Bio Fil (5000 ml) Live Bacteria Rock - Aquaforest
Aquaforest$74.99Aquaforest Life Bio Fil is a natural biological filtration media that has been pre-seeded with carefully selected bacterial strains that will initiate and support the nitrification process in both new and established tanks alike. For freshwater and... -
Create-A-Scape LifeRock Triple Hole Base Rock, 1 Pack - Caribsea
Caribsea$85.76LifeRock™ begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of seafloor, now well inland, has formed a pure, aragonite-bearing rock... -
AlgaEraser Replacement Stainless Steel Blades Set of 3x (0.5 mm thick) - Two Little Fishies
Two Little Fishies$13.93Replacement Blades for Two Little Fishies AlgaeEraser -
RockFish SaltwaterAquarium.com Sticker (FREE OVER $50) - SAQ.com
All Misc Brands$5.00ONE FREE ITEM PER ORDER. THIS STICKER IS FREE WITH ANY ORDER OVER $50. JUST ADD $50 WORTH OF PRODUCTS TO YOUR CART AND THIS ITEM WILL BE FREE. Sticker is 2.5" by 2.5" on white adhesive background. -
Phosban Reactor NPX Screen - Two Little Fishes
Two Little Fishies$3.992 Replacement Screens for the Phosban reactors 4.5" diameter -
Traveler Mega Multi-Function Coral Transporter (52 Frags) - AvidAqua
AvidAqua$94.95Whether you are going to a frag swap, a trip to a local fish store, or just trading frags with other hobbyists, you always need a safe and easy way to transport your corals from one tank to another. The Traveler does just that! The Traveler’s... -
MQ-510: Full-Spectrum Underwater Quantum PAR Meter - Apogee
Apogee$575.77The Apogee Instruments Quantum Apogee Underwater Full Spectrum Meter MQ-510 is a meter that is designed for underwater PAR measurements. It is a self-powered analog full-spectrum quantum sensor with a 0 to 40 mV output. The meter has a... -
Three Cup Kit Reservoir Reload for Frozen Fish Food Feeder - inD aquatics
inD aquatics$38.97Prepare 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... -
DeepSee Clear Magnified Magnetic Aquarium Viewer 4" - Flipper
Flipper$39.99Optical grade magnifying lens with 4" viewing portal is perfect for aquarium photography with focal range approximately 3 to 8 inches. Held in place by strong rare earth magnets for use on tanks up to 5/8" (16mm) tank wall thickness Easily moves... -
(Hardcover) Banggai Cardinalfish: A Guide to Captive Care, Breeding & Natural History Book
Generic$44.95Free on Orders of $1000 or More! The official publication of the Banggai Rescue Project, this definitive new guide beautifully illustrates the natural history of a unique species that captivates underwater naturalists, aquarists and divers. Explore its... -
Medium PRO 23 Coral Frag Magnetic Rack - IceCap
Icecap$71.49The IceCap Coral Frag Racks feature a new elegant looking magnetic black shelf that will easily blend into the side of your aquarium. Each hole has a clever membrane that securely grips the frag plugs to keep them in position even if they have different... -
Set of 2 Quick Release Lever (Metric M5) Thumbscrew Replacement - Slide Loc
Slide Loc$9.99Our latest evolution is to take on the meek and humble thumbscrew... often a thorn for hobbyists... and replace it with what can only be described as a massive leap forward. The Patent Pending lever replaces the need for many nylon thumb screws... -
AlgaEraser Replacement Stainless Steel Blades Set of 3x (0.3 mm thick) - Two Little Fishies
Two Little Fishies$13.50Replacement Blades for Two Little Fishies AlgaeEraser -
Fish Recover M (500 mL) - Brightwell
Brightwell Aquatics$17.67All-natural anti-bacterial fish remedy for the treatment of sick fish Overview All-Natural, botanical extract remedy for the treatment of a broad spectrum of bacterial infections in marine fish. Treats open sores, ulcerations, body slime, redness in... -
Seiryu Stones (7 Piece) Matched Set - Current USA
Current USA$79.95A.S. Designs molded Seiryu Stones feature the same sharp edges, detailed crevices and deep cuts found in natural stone. Collection of 7 stones will aquascape an aquarium up to 30 inches (30G) and are the actual rocks you will receive, making it... -
Small Internal AGS PRO Turf Scrubber - IceCap
Icecap$296.99Fight Algae with Algae... Naturally IceCap PRO Internal Turf Scrubbers use algae as a natural water filter to remove nitrate, phosphate, and other pollutants from your aquarium water within the safe confines of your sump. Rather... -
Iron (Fe) (100 ml) - Triton
Triton$32.00Iron trace element seawater supplement. Beneficial for metabolic processes in reef aquaria. Promotes macro-algae growth and health/color of LPS/SPS coral. When used in conjunction with TRITON Lab ICP testing aquarists are now able to make... -
BULK Agrocrete Coral Frag Disks 1.25" (100 pc) - Oceans Wonders
Oceans Wonders$29.99Oceans Wonders Coral Frag Disks are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They are 1-1/4" in diameter and 5/16" thick... -
500 Extra Large Glass Algae Magnet w/Scraper (up to 1.25" Glass) - Mag Float
MagFloat$283.99The Mag-Float-500 Extra Large XL Glass Aquarium Cleaner is recommended for use with glass aquariums up to 1000 gallons with a surface thickness up to 1.25". The Mag-Float cleaners contain special abrasive velcro pads that remove algae from the surface... -
VCA Multidapter 25-30mm Pipe Socket to 3/4" Loc-Line Adapter - Vivid Creative
VCA Vivid Creative$8.9525mm-30mm Pipe to 3/4in Loc-Line™ Flex-Series Adapter 3/4in Loc-line & RFG Nozzle CompatibleAdd a 3/4in Loc-Line compatible or similar sized modular hose fitting almost anywhere Push-fit Flex AdapterNo glue, tape or tools to... -
Pod Puck - NemProtect
NemProtect$24.99The 'POD PUCK' - Amphipod and Copepod Breeder for Marine/Reef Tanks. Simply place in the sump of your aquarium setup, and let the Amphipods and Copepods move in. When ready, place your thumb over the centre hole and move to the display tank. Using a... -
CORAL Magazine July/August 2025 Issue (Free on Orders $100+)
CORAL Magazine$14.99FREE ON ORDERS OF $250 or MORE - JUST ADD TO CART! Hailed by critics as “the world’s best reefkeeping magazine,” CORAL is written by leading aquarium experts and marine biologists, lavishly illustrated with breathtaking images, and... -
Super Naturals - Sunset Gold Sand (10 lb) 0.25 - 1.0 mm - Caribsea
Caribsea$19.99Our sand-sized Super Naturals are now Super Natural “Aquascapes”. Each bag contains a premeasured dose of beneficial bacteria to help start the cycling process. There are 8 colors to choose from, including new Midnight River. All natural,... -
BUG OUT PRO Coral Dip (2 ml) SINGLE SHOT - Fritz
Fritz Aquatics$2.39Fritz 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... -
Triton STN-X (100 ml) - Triton
Triton$32.00STN-X is a slow tissue necrosis inhibitor. Derived through TRITON’s unique scientific work in N-DOC lab testing and establishing the TRITON N-C-P Ratio. STN-X is a slow tissue necrosis inhibitor which will aid against bacterial types of slow... -
1" Clamp Set - Two Little Fishes
Two Little Fishies$9.686 piece, 1" clamp set for plumbing your aquarium Plastic hose clamps used for securing standard hose for low pressure aquarium devices such as canister filters, protein skimmers, etc.