1.5 gallons isn't big enough for any fish (even a betta)

This Acrylic made aquarium is the best 20 Gallon long fish tank you can avail in the market. While choosing this tank of 24 x 13 x 16 inches from SeaClear, with its plethora of benefits, nothing can go wrong.

10" Wall Hanging Nano Tropical Fish or Betta Tank 1 Gallon Half Sphere Aquarium

A note about Goldfish: A 10 gallon aquarium is not the best choice for Goldfish. Keeping Goldfish in a small tank like a 10 gallon aquarium can quickly lead to water quality issues. And poor water can be harmful or even fatal to fish. But since my children won two small Goldfish at a street fair, and we were pressed for physical space, I had to temporarily keep the two small Goldfish in a 10 gallon aquarium. Soon thereafter, the Goldfish were moved to a larger tank with more water capacity and everything worked out. Just be aware that a 10 gallon aquarium is really not the best choice to keep Goldfish over the long term.

What fish can live in a 1 gallon tank

But if you do decide to start a 10 gallon aquarium, then you should know the best fish for .
It's a good idea to have in mind what kind of freshwater aquarium fish you want to keep in your freshwater aquarium setup before you purchase an aquarium. Some fish only grow to be an inch or two, whereas other types of tropical fish can grow 12 or 13 inches or more in length! Knowing what kind of fish you want will help you decide the size of the tank they will need. If this is your first time with an aquarium, it may be a good idea to start with a 10 or 20 gallon aquarium setup for now and stock it with some smaller and hardier species.

Suggestions for a one-gallon aquarium

A 10 gallon aquarium is a popular choice for beginning hobbyists. Many hobbyists set up a 10 gallon aquarium as a low light, low tech freshwater tropical community tank. Other 10 gallon aquarium setup ideas include species tanks for , , , , , , and . A 10 gallon aquarium may also be planted with live plants such as , , and . Finally, a 10 gallon aquarium setup can be a good choice for a fry tank or a temporary quarantine tank for sick fish.

What Kind of Fish Can I Put in 1-Gallon Tanks? | Cuteness

You went to the Pet Store, purchased the perfect 10 gallon aquarium kit, which probably inclued the tank, filter system, heater, aquarium top, light, fish net, and your first water conditioner sample. You purchase some gravel, a few fake plants, and...There are several methods aquariists use to determine the safeholding capacity of their aquarium. One inch of fish per gallon ofwater is a good rule of thumb for most small community fish(like most Tetras, , Rainbowfish, andPlaties). However, larger species (like , Channel Catfish, Plecostomus, and TinfoilBarbs), or messier species (like , , Koi, and African Cichlids), marinefish (like Blue Damsels, Klein's Butterflies, Bangai Cardinalfish, andPercula Clowns), and colder water fish (like , , Gars, and Bass) need moreavailable resources, so they should only have one inch of fish forevery three or more gallons of water. Other methods calculate fishweight per volume of water (1 gram of fish for every 4 liters ofwater), fish length to capacity, orfish length to surface area (1" of fish for every 12 sq. in. ofsurface). However, all of these methods will vary as noted above forlarge or messy fish. Additionally, there are specific types of fishthat have more demanding needs or are more adamant about territoriesand , and the needs of these fish willneed to be taken into consideration if you are keeping any of them. Asshown in the chart below, the results each of these rules will giveyou can vary considerably, especially in larger tanks.