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Choose from the wide selection of aquarium supplies such as thermometers, timers, nets, fish traps, fragging supplies, tweezers, and many other indispensable tools that will make your hobby ever more enjoyable.

At AquaCave, we offer some of the best selections and best prices on aquarium supplies, aquarium products, and equipment for your marine, reef, and freshwater aquarium.

  •  Neptune Systems MPR Apex Magnetic Probe Holder

    Neptune Systems

    Neptune Systems MPR Apex Magnetic Probe Holder

    Neptune Apex Magnetic Probe HolderThe little new product we promised. It may be little, but it has been in demand for a long time. The MPR - Magnetic Probe Rack was designed specifically for the Apex and will hold our larger diameter temperature probe,...

    $44.99
  • Flipper Top Down Viewer Flipper Top Down Viewer

    Flipper

    Flipper Top Down Viewer

    Flipper Top Down Viewer Flipper's new Top Down Viewer includes: Removable orange filter for optimal color enhancement Floating design with 8" ultra clear acrylic viewing panel Take great pictures without distortion Silicone feet protect the...

    $44.99
  • Eshopps Aqua Fix 32 oz Eshopps Aqua Fix 32 oz

    Eshopps

    Eshopps Aqua Fix 32 oz

    Eshopps Aqua Fix 32 oz AQUA-FIX is quick bonding hydraulic cement based Coraline Colored adhesive specifically designed for joining Live Rock together, as well as Lime Stone or Ceramic based Rock for Aquarium Display Use.    

    $44.98
  • Ocean Wonders Mag Rack PRO Ocean Wonders Mag Rack PRO Ocean Wonders Mag Rack PRO

    Ocean Wonders

    Ocean Wonders Mag Rack PRO

    Ocean Wonders Mag Rack PRO The N52 MAG rack PRO our newest and largest design at 12" long x 3" wide, boasts several improvements over previous models.  This is the most versatile frag rack on the market and a large step above those that use suction...

    $44.00
  • MarcoRocks 5Lb E-Marco 400 Mortar Kit - Coraline

    Marco Rocks

    MarcoRocks 5Lb E-Marco 400 Mortar Kit - Coraline

    MarcoRocks 5Lb E-Marco 400 Mortar Kit - Coraline Aquascape like the pros with our MarcoRocks E-Marco-400 aquascaping cement (mortar complete kit). Kit contains everything you need to permanently bond rock into amazing aquascapes. Mortar...

    $42.00
  • MarcoRocks 5Lb E-Marco 400 Mortar Kit - Natural

    Marco Rocks

    MarcoRocks 5Lb E-Marco 400 Mortar Kit - Natural

    MarcoRocks 5Lb E-Marco 400 Mortar Kit - Natural Aquascape like the pros with our MarcoRocks E-Marco-400 aquascaping cement (mortar complete kit). Kit contains everything you need to permanently bond rock into amazing aquascapes. Mortar Powder Liquid...

    $42.00
  • Bubble Magus 8" Coral Viewer Bubble Magus 8" Coral Viewer

    Bubble Magus

    Bubble Magus 8" Coral Viewer

    Bubble Magus 8" Coral Viewer Viewing your corals and clams from the top of the tank is usually impossible. This allows you to view and or take pictures of your coral without the disortion of the surface of the water. 8 in Dia x 3 in H Black cylinder...

    $39.99
  • PolypLab Reef Primer Coral Dip 180 gr. PolypLab Reef Primer Coral Dip 180 gr.

    PolypLab

    PolypLab Reef Primer Coral Dip 180 gr.

    PolypLab Reef Primer Coral Dip 180 gr. TO BE USED AS A DIP ONLY. Not to be used in the aquarium. Reef Primer is a premium dip for your corals and frags. Use in your acclimation routine before adding new corals to your system. Reef Primer will clean...

    $39.99
  • Seaside Aquatics Fish Trap, Small Seaside Aquatics Fish Trap, Small Seaside Aquatics Fish Trap, Small Seaside Aquatics Fish Trap, Small

    Seaside

    Seaside Aquatics Fish Trap, Small

    Seaside Aquatics Fish Trap, Small Features - Removable feeding tube, where you can place food inside.- Strong suction cups to hold the trap in place. First remove the thin plastic cover on the suction cups, loosen the suction cup's screw, press the...

    $39.95
  • TAMM Reef HD Coral Clippers 6.5"

    Rio

    TAMM Reef HD Coral Clippers 6.5"

    Made of 316 Hardened Stainless Steel. Cut corals or rock with very little effort. Ribbed rubber handle for easy grip and safety lock. Be sure to rinse with fresh water after using! HD Model is good for cutting acros or finger forming stony corals. If you...

    $39.95
  • TAMM Reef Precision Coral Clippers 7"

    Rio

    TAMM Reef Precision Coral Clippers 7"

    Made of 316 Hardened Stainless Steel. Cut corals or rock with very little effort. Ribbed rubber handle for easy grip and safety lock. Be sure to rinse with fresh water after using! Precision model is good for getting into crack & crevices to break...

    $39.95
  • VCA 18" Never-Rust Aquarium Tweezers UV - Orange VCA 18" Never-Rust Aquarium Tweezers UV - Orange VCA 18" Never-Rust Aquarium Tweezers UV - Orange

    VCA

    VCA 18" Never-Rust Aquarium Tweezers UV - Orange

    VCA 18" Never-Rust Aquarium Tweezers UV - Orange 18in Tweezers with Soft-Grip Tips UV Reactive – super bright under actinic lighting Length: 18in (457mm) Grab with: 1.9in (48mm) Angled ergonomic tips Replaceable Soft-tip grab pads Rigid design...

    $39.95
  • VCA 18" Never-Rust Aquarium Tweezers UV - Yellow VCA 18" Never-Rust Aquarium Tweezers UV - Yellow

    VCA

    VCA 18" Never-Rust Aquarium Tweezers UV - Yellow

    VCA 18" Never-Rust Aquarium Tweezers UV - Yellow 18in Tweezers with Soft-Grip Tips UV Reactive – super bright under actinic lighting Length: 18in (457mm) Grab with: 1.9in (48mm) Angled ergonomic tips Replaceable Soft-tip grab pads Rigid design...

    $39.95
  • Marina Multi Tool Marina Multi Tool

    Fluval

    Marina Multi Tool

    Marina Multi Tool The Marina Multi-Tool helps keep the interior of your aquarium neat and well manicured without getting your hands wet.    It comes complete with interchangeable parts. Simply grasp the hand grip and squeeze to control the snip and...

    $38.95
  • Lifegard Digital Thermometer / Hygrometer Lifegard Digital Thermometer / Hygrometer

    Lifegard

    Lifegard Digital Thermometer / Hygrometer

    Lifegard Digital Thermometer / Hygrometer FEATURES: Large Face Digital Thermometer Displays Inside (Room) & Outside (Aquarium ir Greenhouse) Temperature Degree F or Degree C (Accurancy: +/-1 Degree C) Humidity (Accurancy: +/-5%...

    Was: $44.99
    Now: $38.24
  • Eshopps Alpha Frag Rack, Nano Eshopps Alpha Frag Rack, Nano

    Eshopps

    Eshopps Alpha Frag Rack, Nano

    Eshopps Alpha Frag Rack, Nano Specifications: Dimensions - 6.25" x 1.6" Plug Capacity - 6 Magnets - 1 Glass Thickness - up to 1/2"  Eshopps Alpha Frag Rack, NanoProduct code: 8782Item No. AC-ES-54671

    $37.98
  • Bashsea Mad Rack 6 x 11 x 2 in. Bashsea Mad Rack 6 x 11 x 2 in. Bashsea Mad Rack 6 x 11 x 2 in. Bashsea Mad Rack 6 x 11 x 2 in.

    BASHSEA

    Bashsea Mad Rack 6 x 11 x 2 in.

    Bashsea Mad Rack 6 x 11 x 2 in. Commercial grade open flow slotted coral frag rack for live display and grow out applications with a 50 frag capacity. Technical Specifications Identity Manufacturer Bashsea Product Line Mad...

    $36.00
  • Bashsea Mad Rack PRO 6 x 11 x 2 in. Bashsea Mad Rack PRO 6 x 11 x 2 in. Bashsea Mad Rack PRO 6 x 11 x 2 in. Bashsea Mad Rack PRO 6 x 11 x 2 in.

    BASHSEA

    Bashsea Mad Rack PRO 6 x 11 x 2 in.

    Bashsea Mad Rack PRO 6 x 11 x 2 in. Commercial grade open flow coral frag rack designed for high flow coral plugs, live display, and grow out applications with a 42 frag capacity. Technical...

    $36.00
  • Ocean Wonders Ceramic Coral Frag Disks, 100 Pack Ocean Wonders Ceramic Coral Frag Disks, 100 Pack Ocean Wonders Ceramic Coral Frag Disks, 100 Pack

    Ocean Wonders

    Ocean Wonders Ceramic Coral Frag Disks, 100 Pack

    Ocean Wonders Ceramic Coral Frag Disks, 100 Pack Oceans Wonder Large Ceramic Coral Frag Disks are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, etc.  They are 1-1/2"...

    $35.99
  • Ocean Wonders Ceramic XL Coral Frag Plugs, 100 Pack Ocean Wonders Ceramic XL Coral Frag Plugs, 100 Pack Ocean Wonders Ceramic XL Coral Frag Plugs, 100 Pack

    Ocean Wonders

    Ocean Wonders Ceramic XL Coral Frag Plugs, 100 Pack

    Ocean Wonders Ceramic XL Coral Frag Plugs, 100 Pack Oceans 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, etc. They have a 1-3/8"...

    $35.99
  • Ocean Wonders Mag Rock 6.0 Ocean Wonders Mag Rock 6.0 Ocean Wonders Mag Rock 6.0 Ocean Wonders Mag Rock 6.0

    Ocean Wonders

    Ocean Wonders Mag Rock 6.0

    Ocean Wonders Frag Hub 6.0 - Purple Ceramic Magnetic Frag Rock Shelf Natural Coralline Color 6 FREE Coralline Purple Frag Plugs included Securely holds on up to 1/2" thick aquarium walls or overflows Made with Super Strong Sealed Neodymium...

    $35.99
  • Ocean Wonders Black Oxide DIY Coral Propagation Kit Ocean Wonders Black Oxide DIY Coral Propagation Kit

    Ocean Wonders

    Ocean Wonders Black Oxide DIY Coral Propagation Kit

    Ocean Wonders Black Oxide DIY Coral Propagation Kit Oceans Wonders coral frag tools are made with 316 surgical stainless steel.  Always rinse tools under HOT tap water and dry thoroughly before storing them. This will ensure long-lasting durability and...

    $34.99
  • PolypLab Coral View Lens for iPhone PolypLab Coral View Lens for iPhone

    PolypLab

    PolypLab Coral View Lens for iPhone

    PolypLab Coral View Lens for iPhone Features: Innovative magnetic attachment. Professionally designed optics for light filtration. Compatible with iPhone 12 or newer models. Creates a dark room effect, minimizing glare. Two slots for mixing and matching...

    $34.99
  • Bubble Magus Elite 16 Small, Magnetic Frag Rack Bubble Magus Elite 16 Small, Magnetic Frag Rack

    Bubble Magus

    Bubble Magus Elite 16 Small, Magnetic Frag Rack

    Bubble Magus Elite 16 Small, Magnetic Frag Rack Bubble Magus Elite 29 Large Magnetic Frag Rack Apply strong N52 magnet Frag rack edge is well-polished Total 2 size one can hold 16plugs one can hold 29 plugs Acrylic material is 3+3mm, double...

    $34.95
  • PikStik Aqua Tongs 32"

    PikStik

    PikStik Aqua Tongs 32"

    PikStik Aqua Tongs 32" Combines precise operation, longevity and high closing force. Objects up to a weight of 2.5 kg '5.5 lbs.' can be lifted. The tips of the tongs have been provided with rubber jaws, and thus prevent objects from sliding out.Suitable...

    $34.95
  • YCA Corner Magnetic Frag Rack, 13 Holes YCA Corner Magnetic Frag Rack, 13 Holes

    Your Choice Aquatic

    YCA Corner Magnetic Frag Rack, 13 Holes

    YCA Corner Magnetic Frag Rack, 13 Holes Hold up to 13 small or large frag plugs Two strong magnets, can hold up to 3/4″ thick 6″ by 6″ YCA Corner Magnetic Frag Rack, 13 Holes

    $34.95
  • PikStik Aqua Tongs 26"

    PikStik

    PikStik Aqua Tongs 26"

    PikStik Aqua Tongs 26" Combines precise operation, longevity and high closing force. Objects up to a weight of 2.5 kg '5.5 lbs.' can be lifted. The tips of the tongs have been provided with rubber jaws, and thus prevent objects from sliding out.Suitable...

    $32.95
  • Pinpoint Wireless Digital Thermometer

    Pinpoint - American Marine

    Pinpoint Wireless Digital Thermometer

    Pinpoint Wireless Digital Thermometer Utilizing a radio wave signal, the remote sensor(s) will measure the temperature at the waterproof probe tip and send the information to the PINPOINT Temperature Display Monitor, which will display the temperature...

    Was: $37.95
    Now: $32.26
  • Eshopps Super Spy Coral Viewer, Medium 6" dia.

    Eshopps

    Eshopps Super Spy Coral Viewer, Medium 6" dia.

    Eshopps Super Spy Coral Viewer, Medium 6" dia. Cut through surface distortion for a clear, top view of your reef with Eshopps Super Spy Coral Viewer. Great for top coral inspections. See video below to view the Super Spy in action. 6" Diameter.Eshopps...

    $31.98
  • Bubble Magus 6" Coral Viewer Bubble Magus 6" Coral Viewer

    Bubble Magus

    Bubble Magus 6" Coral Viewer

    Bubble Magus 6" Coral Viewer Viewing your corals and clams from the top of the tank is usually impossible. This allows you to view and or take pictures of your coral without the disortion of the surface of the water. 6 in Dia x 3 in H Black cylinder...

    $29.99
  • Fluval Large Multi-Chamber Holding & Breeding Box Fluval Large Multi-Chamber Holding & Breeding Box Fluval Large Multi-Chamber Holding & Breeding Box Fluval Large Multi-Chamber Holding & Breeding Box Fluval Large Multi-Chamber Holding & Breeding Box

    Fluval

    Fluval Large Multi-Chamber Holding & Breeding Box

    Fluval Large Multi-Chamber Holding & Breeding Box Multi-functional breeder box allows for 1, 2 or 3 separate housing compartments Ideal as a hatchery and incubator to help protect new born fry from being eaten (improves survival rate) Provides a...

    $29.99
  • IM AUQA Gadget - CustomCradle PRO - Magnetic Tube Holder IM AUQA Gadget - CustomCradle PRO - Magnetic Tube Holder IM AUQA Gadget - CustomCradle PRO - Magnetic Tube Holder IM AUQA Gadget - CustomCradle PRO - Magnetic Tube Holder IM AUQA Gadget - CustomCradle PRO - Magnetic Tube Holder

    Innovative Marine

    IM AUQA Gadget - CustomCradle PRO - Magnetic Tube Holder

    IM AUQA Gadget - CustomCradle PRO - Magnetic Tube Holder FEATURES: Fully Encapsulated Magnet Mount Magnetic Strength: 12mm thickness Simple and Secure Fitting Holders No Thumb Screws Tube Holders: 4 Compatible 1/4" OD tubing Black Cell Cast Acrylic...

    $29.99
  • Ocean Wonders Ceramic Coral Frag HexaDisks, 100 Pack Ocean Wonders Ceramic Coral Frag HexaDisks, 100 Pack

    Ocean Wonders

    Ocean Wonders Ceramic Coral Frag HexaDisks, 100 Pack

    Ocean Wonders Ceramic Coral Frag HexaDisks, 100 Pack Oceans Wonders Ceramic Coral Frag HexaDisks are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, etc.  They are...

    $29.99
  • Ocean Wonders Ceramic Coral Frag Tiles, 100 Pack Ocean Wonders Ceramic Coral Frag Tiles, 100 Pack Ocean Wonders Ceramic Coral Frag Tiles, 100 Pack

    Ocean Wonders

    Ocean Wonders Ceramic Coral Frag Tiles, 100 Pack

    Ocean Wonders Ceramic Coral Frag Tiles, 100 Pack Oceans Wonders Ceramic Coral Frag Tiles are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, etc.  They are 1-1/4" x...

    $29.99
  • Ocean Wonders Ceramic Large Coral Frag Plugs, 100 Pack Ocean Wonders Ceramic Large Coral Frag Plugs, 100 Pack Ocean Wonders Ceramic Large Coral Frag Plugs, 100 Pack

    Ocean Wonders

    Ocean Wonders Ceramic Large Coral Frag Plugs, 100 Pack

    Ocean Wonders Ceramic Large Coral Frag Plugs, 100 Pack Oceans 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, etc. They have a...

    $29.99
  • Ocean Wonders Frag Hub 20.0 - Purple Ocean Wonders Frag Hub 20.0 - Purple Ocean Wonders Frag Hub 20.0 - Purple

    Ocean Wonders

    Ocean Wonders Frag Hub 20.0 - Purple

    Ocean Wonders Frag Hub 20.0 - Purple Oceans Wonder Coral FRAG HUBS are perfect for safely holding all of your frags in one convenient spot in your aquarium. Our frag hubs are available in a variety of sizes with 5, 10, or 20 holes. They are made from...

    $29.99
  • Polyplab Coral View Lens Polyplab Coral View Lens Polyplab Coral View Lens

    PolypLab

    Polyplab Coral View Lens

    Polyplab Coral View Lens Capturing nature beauty in a perfect light, with the perfect angle using your smart phone or tablet have never been so easy with the new POLYPLAB CORAL view lens. Taking pictures of your beautiful corals often requires changing...

    $29.99
  • Julians Thing multi-use tool by Two Little Fishes

    Two Little Fishes

    Julians Thing multi-use tool by Two Little Fishes

    Julians Thing multi-use tool by Two Little Fishes.So what is it? It's a high-quality syringe featuring a thumb and finger(s) grip for contoured control, even with wet, slippery hands. The syringe is connected to an elongated plastic tube via a black...

    $29.98
  •  Probe Holder Fitting  Probe Holder Fitting

    Reef Octopus

    Probe Holder Fitting

    Probe Holder This black nylon compression fitting designed to hold standard pH and ORP probes. Threaded end is 1/2-14 NPT. Includes PVC dummy plug in case probe is unavailable during equipment use. Comonly used for calcium reactors and collection...

    $29.95
  • Eheim Plant Tongs 600 mm (24") Eheim Plant Tongs 600 mm (24")

    Eheim

    Eheim Plant Tongs 600 mm (24")

    Eheim Plant Tongs 600 mm (24") Our plant tongs enable you to work in your aquarium without having to roll up your sleeves. You can place, move or remove plants and other items in the bottom of the tank and even difficult to reach become accessible. Dead...

    $29.95
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