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20 Gallon

371 products
Innovative Marine Nuvo 20 Gallon Black Rimless Aquarium
(4745)
Starting at $105.99
…with a polished diamond edge*Ideal for freshwater, saltwater, and reptile enclosuresFeaturing a modern, stylish design, the all-new Nuvo Black 20 Gallon Black Rimless Aquarium is the perfect way to accentuate your aquascape, while hiding any obtrusive equipment. It features a smoked rear glass…
Cobalt Aquatics 18 Gallon C-Vue Aquarium
(5276)
Starting at $19.99
…seal-top glass lidSuitable for saltwater or freshwater aquariumsMatching matte black cabinetry available18G: 20" x 16" 13" Aquarium also available sold as set that contains the C-Vue Cobalt Aquatics C-Vue 18G All-In-One Aquarium and the matte black cabinet stand.Available in 26, 40, & 45, gallons.
Pitbull (LDA 25) Plecostomus
(Parotocinclus sp.)
Starting at $12.99
…might see the Pitbull Pleco as food. Native to Brazil, the Pitbull Pleco does well singly in 20 gallon aquariums. However, small groups of these peaceful fish are best kept in aquariums of 30 gallons or more. They prefer soft sand substrate, since they will bury themselves in hiding if frightened.…
Singapore Flower Shrimp
(Atyopsis moluccensis)
Starting at $9.99
…are very interesting shrimp that will add a new dimension to your peaceful freshwater aquarium. An established freshwater aquarium of at least 20 gallons with plenty of hiding places and mature substrate are the ideal setup for the Singapore Flower Shrimp. It should be housed with peaceful fish that…
Jeweled Moray Eel
(Muraena lentiginosa)
Starting at $109.99
…hours, and it will take frozen or freeze-dried krill, fish, shrimp, and most meaty foods. It can be taught to hand feed, although this should be done with caution, as it can inflict a painful bite.Approximate Purchase Size: Small 6" to 9"; Medium 9" to 10"; Large 10" to 16"; X Large 16" to 20"
Electric Blue Balloon Ram
(Mikrogeophagus ramirezi)
Starting at $18.99
…is known for its beautiful electric blue coloration.For the best care, the Electric Blue Balloon Ram should be kept in an aquarium of at least 20 gallons with several dense plant groups scattered around plenty of open swimming space. The Ram also needs a few caves in which to hide and, if breeding,…
German Blue Ram
(Mikrogeophagus ramirezi)
Starting at $8.99
…The German Blue Ram is known for its mottled deep blue splotches of color. For the best care, the Ram should be kept in an aquarium of at least 20 gallons with several dense plant groups scattered around plenty of open swimming space. The Ram also needs a few caves in which to hide and, if breeding,…
Red/Blue Columbian Tetra
(Hyphessobrycon colimbianus)
Starting at $4.29
…Perfect for the community aquarium, this hardy Tetra will be a great choice for the beginner to the expert aquarist.A planted aquarium of at least 20 gallons will be the ideal environment for the Red/Blue Columbian Tetra. Rocks and driftwood help mirror its natural habitat and will help to reduce…
Neon Damselfish
(Pomacentrus alleni)
Starting at $11.99
…coelestis, which is similar in appearance, may also be called the Neon Damselfsih.It is a semi-aggressive fish that requires hiding places in a 20 gallon or larger aquarium.The Neon Damselfish diet should include a variety of meaty foods, herbivore preparations, and flaked foods.Approximate Purchase…
JBJ 20-Gallon Rimless Frag Tank & Stand Kit
(4644)
Starting at $305.49
…coral propagation available with matching cabinet stand at a smart package price! JBJ 20-Gallon Rimless Frag Tank & Stand Kit features the JBJ 20 Gallon Rimless Frag Tank and the JBJ Cabinet Stand so you can enjoy a professional-looking aquarium display at a savings.The JBJ 20-Gallon Rimless Frag…
Marlieri Cichlid
(Julidochromis marlieri)
Starting at $15.99
…plenty of rocks and caves in order to provide adequate hiding places for these territorial fish. They prefer hard water with an alkalinity of 10 to 20 dKH and a pH of 8.0 to 9.0. In order to maintain these conditions, it is best to provide a substrate consisting of aragonite. The aragonite substrate…
Red/Orange Angler
(Antennarius sp.)
Starting at $59.99
…coloration. Their body can also change color to blend with the surrounding environment over time. They require large amounts of live rock in a 20 gallon or larger aquarium.When first introduced into the aquarium, live saltwater feeder shrimp should be used to entice this fish to eat. An angler may…
Ingen's Seahorse, Captive-Bred
(Hippocampus ingens)
Starting at $139.99
…biminiensis.These social fish thrive when kept as a mated pair or in small groups in a species-only aquarium. A 30 gallon aquarium is sufficient for a single pair. Add 20 gallons to the size of the aquarium for each additional pair. Spray bars may be used to create gentle flow while eliminating…
Bleeding Heart Tetra
(Hyphessobrycon erythrostigma)
Starting at $4.99
…Perfect for the community aquarium, this hardy tetra will be a great choice for the beginner to the expert aquarist.A planted tank of at least 20 gallons will be the ideal environment for this tetra. Rocks and driftwood help mirror its natural habitat and will help to reduce stress on the fish. The…
Aquatic Life Pack - 20 Gallon Marine Fish
(miscellaneous species)
Starting at $129.99
Stock marine aquariums up to 20 gallons with greater convenience with the Aquatic Life Pack - 20 Gallon Marine Fish. This thoughtfully selected collection of hardy and attractive captive-bred marine fish simplifies the creation of a beautiful saltwater aquarium setup. We ve done the research for you…
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