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On Sale 10%
On Sale 10%(OPEN BOX) Replacement Impeller for Syncra 3.0 - Sicce
Sicce$49.99$44.99UNUSED CUSTOMER RETURN Sicce Replacement Impeller for Syncra 3.0. -
On Sale 10%
On Sale 10%(OPEN BOX) Hydra Edge 44 HD HMS Adapter Kit - AquaIllumination
AquaIllumination$49.99$44.99UNUSED CUSTOMER RETURN Use with the: Single Tank Mount, Multi Tank Mount, Multi Hanging Rail, Hybrid Kit Includes top and back adapter mounting hardware for Hydra Edge 44HD. Q: How do I mount the Hydra Edge lights?At launch a variety of... -
On Sale 10%
On Sale 10%(OPEN BOX) VCA Flex Series - Ultimate Return Line Upgrade Kit - Dual 1/2 Flex-Series RFG - Vivid Creative
VCA Vivid Creative$49.99$44.99UNUSED CUSTOMER RETURN Red Sea Reefer™ Compatible Plus, many other aquariums using the included Multidapter™ Universal Pipe Adapter Kit Includes: The Patented Random Flow Generator® Nozzles2 x 1/2in Flex-Series Random Flow... -
On Sale 10%
On Sale 10%(OPEN BOX) Voyager Nano 2000 (530 gph) - Sicce
Sicce$49.99$44.99UNUSED CUSTOMER RETURN A stream pump with sleek, compact design to ensure minimum size in a pump that simulates wave motion with ultra low energy consumption and exceptional performance. VOYAGER NANO can also be used in freshwater aquariums, increasing... -
On Sale 10%
On Sale 10%(OPEN BOX) Shark ADV 600 Internal Aquarium Filter (158 gph) - Sicce
Sicce$49.99$44.99UNUSED CUSTOMER RETURN The SHARK ADV is an exclusively designed internal filter with a patented magnetic quick uncoupling system (MCS System). The modular design allows the possibility of adding one or more filtering compartments to increase the... -
On Sale 10%
On Sale 10%(OPEN BOX) 48" - 75/90 Gallon Versa-Top Hinged Glass LID (48" x 18") - Aqueon
Aqueon$49.99$44.99UNUSED CUSTOMER RETURN CONTAINS TWO 24" Lids These high-quality glass tops provide an secure aquarium cover designed to support light fixtures, strip lights, and full hoods. The durable glass is crucial for keeping fish safely contained, reducing water... -
On Sale 10%
On Sale 10%(OPEN BOX) SafeScreen Preassembled Aquarium Mesh Screen Lid - Fits Nuvo Fusion 25 Lagoon - Innovative Marine
Innovative Marine$49.99$44.99DAMAGED BOX - LID UNTOUCHED Preassembled SafeScreen™ Aquarium Mesh Screen Lid - For Nuvo Fusion 25 Lagoon We’ve Got You Covered - Made to fit the Nuvo Fusion 25 Lagoon AIO Aquarium (Model: 0517-P) Provide protection for your livestock and... -
On Sale 37%
On Sale 37%(USED) Floating Fish Trap - NYOS
NYOS$69.99$43.99USED CUSTOMER RETURN With conventional traps, catching fish is complicated because a mechanism for catching the fish usually has to be activated via a line. With the Nyos® FLOATING FISH TRAP®, on the other hand, only the magnetic connection is... -
On Sale 50%
On Sale 50%(EXPIRED 12/25) Algae Control Pro Multi Test Kit Nitrate/Phosphate - NO3/PO4 - Red Sea
Red Sea$79.99$39.99EXPIRED Red Sea’s Algae Control Pro Kit includes high accuracy colorimetric comparator tests for the exceptionally high accuracy measurement of nitrate and phosphate. The nitrate & phosphate tests are essential for the accurate dosing of... -
On Sale 11%
On Sale 11%(OPEN BOX) AQUA FILTRA 10 Hang on Back Aquarium Filter - Sicce
Sicce$44.99$39.99UNUSED CUSTOMER RETURN Sicce AQUA FILTRA 10 Hang-On-Back Filter Professional Grade Filtration for Your Nano Aquarium Discover the perfect fusion of compact design and powerful performance with the Sicce AQUA FILTRA 10. This premium hang-on-back filter... -
On Sale 27%
On Sale 27%(EXPIRED) Coral Sprint (175 g - 6.17 oz) SPS/LPS/NPS Coral Food - Fauna Marin
Fauna Marin$54.99$39.99EXPIRED 2/2025 Fauna Marin Coral Sprint is a premium grade marine Bacterioplankton substitute for feeding corals in ULNS systems. Premium grade marine Bacterioplankton substitute for feeding corals in ULNS systems. Dosing... -
On Sale 11%
On Sale 11%(OPEN BOX) SICCE Scuba 150 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$44.99$39.99UNUSED CUSTOMER RETURNInnovative heater range equipped with PATENTED "contactless" temperature electronic control. The easiest and most immediate way to set the temperature of the heater, just hold the Sicce... -
On Sale 29%
On Sale 29%(EXPIRED) 11/25- Phosphate Pro Test Kit (PO4) - 100 Tests - Red Sea
Red Sea$54.99$38.99EXPIRED 11/25 Red Sea’s Phosphate Pro Test Kit is an advanced colorimetric test with comparator, measuring the level of phosphate in your reef aquarium to an exceptionally high accuracy of 0.02ppm PO4. Phosphate Pro Test Kit, when used in... -
On Sale 10%
On Sale 10%(OPEN BOX) KH/Alkalinity Pro-High Accuracy Titration Test kit (75 tests) - Red Sea
Red Sea$41.99$37.99NO BOXRed Sea’s KH/Alkalinity Pro Test Kit is an advanced titration test, measuring the level of buffers in your reef aquarium to an exceptionally high accuracy of 0.05 meq/l (0.14 dKH).Red Sea’s Alkalinity Pro test kit enables the accurate... -
On Sale 10%
On Sale 10%(OPEN BOX) SICCE Scuba 50 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$39.99$35.99UNUSED CUSTOMER RETURNInnovative heater range equipped with PATENTED "contactless" temperature electronic control. The easiest and most immediate way to set the temperature of the heater, just hold the Sicce... -
On Sale 13%
On Sale 13%(OPEN BOX) SaltwaterAquarium Small Acrylic Fish & Pest Trap 6" x 4" x 4" for Aquarium | Acclimation Isolation Box Fish Tank Breeding Box
SaltwaterAquarium$39.99$34.99UNUSED CUSTOMER RETURN Keep unwanted aquarium inhabitants out with this cleverly design fish trap. Use this clever trap to remove a pesky crab or other problem animal. Easily trap fish by baiting with your fishes favorite food. The sliding door has a... -
On Sale 51%
On Sale 51%(EXP 11/25) Amin Liquid Coral Food (500 mL) - Fauna Marin
Fauna Marin$69.29$33.99EXPIRED 11/25 Accelerate Coral Growth and Improve Color Pigmentation Fauna Marin Amin is an amino acid product that accelerates coral growth and improves color pigmentation in all aquarium types. This liquid food... -
On Sale 61%
On Sale 61%(EXPIRED 4/26) Fritzguard Water Conditioner (1 Gal) - Fritz Aquatics
Fritz Aquatics$84.99$32.99EXPIRED FritzGuard is a safe and effective pH buffered water conditioner that neutralizes toxic chlorine, chloramines and heavy metals found in tap water. FritzGuard promotes healing and reduces fish stress with Aloe Vera, Vitamin E, and provides... -
On Sale 40%
On Sale 40%(OPEN BOX) SaltwaterAquarium Large Acrylic Fish & Pest Trap 9" x 5" x 6" for Aquarium | Acclimation Isolation Box Fish Tank Breeding Box
SaltwaterAquarium$49.99$29.99UNUSED - NO MAGNET Keep unwanted aquarium inhabitants out with this cleverly design fish trap. Use this clever trap to remove a pesky crab or other problem animal. Easily trap fish by baiting with your fishes favorite food. The sliding door has a spot... -
On Sale 12%
On Sale 12%(OPEN BOX) Reef Foundation A Dry - Calcium (CA) (1 KG) Powder - Red Sea
Red Sea$33.99$29.99UNUSED CUSTOMER RETURN Calcium+ Supplement Calcium and Strontium complex for balanced formation of the coral skeleton It’s all in the balance Calcium, Magnesium, Strontium and Carbonate are the basic foundation elements of coral skeletons... -
On Sale 14%
On Sale 14%(OPEN BOX) VCA FLEX Series - Ultimate Nano Tank Return Line Upgrade Kit - VCA
VCA Vivid Creative$34.99$29.99UNUSED CUSTOMER RETURN Works with Lots of Nano Tanks! Plus, many other aquariums using the included adapters Kit Includes: The Patented Random Flow Generator® Nozzles2 x 1/4in Flex-Series Random Flow Generator® Nozzles New Flex-Series... -
On Sale 25%
On Sale 25%(OPEN BOX) SHARK PRO NANO 320 Internal Aquarium Filter (85 gph) - Sicce
Sicce$39.99$29.99UNUSED CUSTOMER RETURN Having adequate filters for a small size aquarium is crucial to keep the livestock healthy. With the new SHARK PRO NANO we are offering the best compact option with EXTRA flow and MAX filtration capacity for small aquariums. Two... -
On Sale 15%
On Sale 15%Black Slotted Frag Plugs (50 pcs) - Ecotech Marine
Ecotech Marine$35.17$29.99Unique Slotted Design High Quality PH Neutral Ceramic Optimized for Egg Crate racks and rock structures Porous composition promotes strong adhesion using coral glue Legs provide space to easily secure rubber bands for soft coral... -
(DISCONTINUED) Jolly 20 Watt Aquarium Heater - Sicce
Sicce$29.99JOLLY plastic heaters are designed for small freshwater, marine and turtles tanks. Their plastic casing makes them very durable and safe. These heaters can be placed beneath the gravel, making them a good choice for turtle or reptile tanks. JOLLY is... -
On Sale 15%
On Sale 15%(DISCONTINUED) HPC 100 Watt Digital Quartz Glass Heater w/Guard - Finnex
Finnex$32.99$28.04The HPC heater series is a glass heater that uses an advanced digital processor that monitors and controls the water temperature in your aquarium. The heating controller receives temperature data from the remote sensor in the aquarium. The remote... -
On Sale 51%
On Sale 51%(EXPIRED 11/25) Nitrate Pro (NO3) High Definition Comparator Test Kit - 100 Tests - Red Sea
Red Sea$54.99$26.99Red Sea’s Nitrate Pro Test Kit is an advanced colorimetric test with comparator, measuring the level of nitrate in your reef aquarium to an exceptionally high accuracy of 0.12ppm NO3. Nitrate Pro Test Kit , when used in conjunction... -
On Sale 50%
On Sale 50%(EXPIRED 4/26) MicroBacter START XLM 15x (500 ML - 16 oz) - Brightwell
Brightwell Aquatics$51.52$25.99EXPIRED Professional 15x strength live tank starter nitrifying bioculture for rapidly cycling new marine fish and reef aquaria and brackish aquariums, and for recovering from overcrowding or disasters where the bacteria bed has been... -
On Sale 50%
On Sale 50%(EXPIRED 7/25) TDO-B2 Chroma Boost Fish Food (16 oz) - Reef Nutrition
Reef Nutrition$50.25$24.99TDO Chroma BOOST is a granulated and pelleted fish and coral feed "top-dressed" with Haematococcus (which provides an excellent source of astaxanthin) for vibrant color and superior nutrition. New formulation optimized with 400 ppm astaxanthin for... -
On Sale 51%
On Sale 51%(EXPIRED 11/25) KH/Alkalinity Pro-High Accuracy Titration Test kit (75 tests) - Red Sea
Red Sea$44.99$21.99EXPIRED Red Sea’s KH/Alkalinity Pro Test Kit is an advanced titration test, measuring the level of buffers in your reef aquarium to an exceptionally high accuracy of 0.05 meq/l (0.14 dKH).Red Sea’s Alkalinity Pro test kit enables the... -
On Sale 51%
On Sale 51%(EXPIRED 11/25) TDO-C1 Extra-Small Chroma Boost Fish Food (16 oz) - Reef Nutrition
Reef Nutrition$42.50$20.99EXPIRED TDO Chroma BOOST is a granulated and pelleted fish and coral feed "top-dressed" with Haematococcus (which provides an excellent source of astaxanthin) for vibrant color and superior nutrition. New formulation optimized with 400 ppm... -
On Sale 41%
On Sale 41%(USED) 125 Medium Glass Algae Magnet With Scraper Option - Mag Float
MagFloat$33.89$19.99USED - TESTED - WORKS The Mag-Float-125 Medium Glass Aquarium Cleaner is recommended for use with glass aquariums up to 125 gallons with a surface thickness up to 3/8”. Features scraper attachment option (Scraper blade sold separately) Product... -
On Sale 39%
On Sale 39%(USED) Jolly Preset 12 Watt (up to 3.2 gal) - Sicce
Sicce$32.99$19.99USED - TESTED - WORKS Jolly Preset Heaters have an Auto Shut Off feature that automatically turns the heater off when temperature is reached. JOLLY plastic heaters are designed for small freshwater, marine and turtles tanks. Their plastic casing... -
On Sale 33%
On Sale 33%(DAMAGED) (SMALL) Mini Real Reef Turbinaria Cup Plate Coral Rock (1 piece) - Real Reef
Real Reef$29.99$19.99DAMAGED ** Each Cup is PHOTO Similar, but Different ** Weight: Approximately 1-2 lbsSize: Approximately 4 x 4 x 2.5 inchesEach rock is unique, weight and size may vary. Real Reef Branch Rock is our version of the Tonga Branch rock that use to be... -
On Sale 33%
On Sale 33%(OPEN BOX) SHARK PRO NANO 250 Internal Aquarium Filter (65 gph) - Sicce
Sicce$29.99$19.99OPEN BOX RETURN Having adequate filters for a small size aquarium is crucial to keep the livestock healthy. With the new SHARK PRO NANO we are offering the best compact option with EXTRA flow and MAX filtration capacity for small aquariums. Two models... -
On Sale 20%
On Sale 20%(OPEN BOX) Nano Micron Internal Aquarium Filter - Sicce
Sicce$24.99$19.99OPEN BOX - TESTED - WORKS - LIKE NEW MICRON is an internal filters for starter kits, turtle kits and small aquariums. They are integrated with an antiwear device and an exclusive water flow control system which allows filtering to be adjusted on the... -
On Sale 50%
On Sale 50%(DAMAGED) Real Reef Turbinaria Cup Plate Coral Rock (1 pc) - Real Reef
Real Reef$39.99$19.99DAMAGED ** Each Cup is PHOTO Similar, but Different ** Real Reef Branch Rock is our version of the Tonga Branch rock that use to be imported from the Kingdom of Tonga for many years, before getting banned for destructive collection practices... -
On Sale 14%
On Sale 14%(OPEN BOX) AQUA FILTRA 40 Replacement Complete Cartridge (2 Pack) - Sicce
Sicce$20.99$17.99UNUSED CUSTOMER RETURN Genuine Sicce AQUA FILTRA 40 Replacement Complete Cartridge (2-Pack) The All-in-One Solution for Pristine Aquarium Water Keep your aquarium filtration system operating at peak efficiency with the Genuine Sicce AQUA FILTRA 40... -
On Sale 23%
On Sale 23%(EXPIRED) Reef Energy AB+ Plus Coral Food (250 ml) - Red Sea
Red Sea$21.99$16.99EXPIRED 10 2025 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. Based on our... -
On Sale 50%
On Sale 50%(EXPIRED 5/26) HI775-26 Alkalinity Reagent (Freshwater) - Hanna Instruments
Hanna Instruments$29.99$14.99EXPIRED Reagents for Alkalinity Checker Specifications Package bottlesSize 30 mLQuantity 1 -
On Sale 16%
On Sale 16%(OPEN BOX) 4" Red Sea Reefer Filter Media Cup w/Media Bag - Red Sea
Red Sea$17.95$14.99UNUSED CUSTOMER RETURN 4" filter media cups include a free high quality filter media bag, as used in Red Sea Reef-Spec Carbon. Cup Dimensions: 4.25 x 4.25 x 8.5"