If you have a 30-gallon tank, then you will be able to fit 15-20 neon tetras in there without making them too cramped. This is a nice size school for neon tetras so they should be nice and lively with this many of them together.
How many fish can I put in a 35 gallon tank?
So, now that we know how much water each goldfish needs, we can answer the question – how many can you keep in a 30-35 gallons tank? The answer will depend on factors such as the variety of goldfish in question, but generally speaking, you can comfortably keep around 3-4 goldfish in 30-35 gallons of water.
In most cases, you can keep up to two large-bodied fish in a 29 gallon tank without any problems. You will have to keep and eye on water conditions since 29 gallons is still not a lot of water to work with.
What kind of fish can I put in a 30 gallon tank? – Related Questions
What happens if you put too many fish in a tank?
Overstocking: When you have too many fish in your tank, excess waste gives off ammonia and nitrites, which can also cloud your water. We recommend one inch of (mature) tropical fish per gallon of water and one inch of (mature) goldfish for every three gallons.
What is a good size tank for multiple fish?
How Many Fish Can Each Fish Tank Size Hold? A rule of thumb for determining aquarium size is to use 1 gallon of water per inch of fish. This rule says that for each inch of fish you’d like to keep, your tank should be able to hold 1 gallon of water.
Is a 29 gallon tank a good size?
How long does it take to cycle a 29 gallon tank?
The cycling process usually takes six to eight weeks.
After about eight weeks, your ammonia and Nitrite levels should be acceptable (about trace levels), and you can add more fish. Do not add more fish until the ammonia and Nitrite levels have both dropped.
How many goldfish can I put in a 29 gallon tank?
A 29 gallon tank is the minimum for one fancy goldfish so as long as you keep up on 25–50% water changes weekly, feed, and have a strong filter it properly it should live out its full cylce of at least 2–5+ years.
How much does a 30 gallon tank weigh? A 30-gallon tank can weigh more than 250 pounds after you’ve added water, rocks, gravel and other decorations. Support and secure your tank with a sturdy aquarium stand that is designed to bear that much weight.
How big is a 500 gallon fish tank?
500 Gallon Custom Aquarium, 84x48x30.
How heavy is a 30 gallon fish tank filled?
Aquariums: Standard Sizes and Weights (US Units)
SMALL AQUARIUMS (not recommended for beginners)
Tank Size
L x W x H
Filled Weight
25 gallon
24″ x 12″ x 20″
282 lbs
29 gallon
30″ x 12″ x 18″
330 lbs
30 gallon Breeder
36″ x 18″ x 12″
348 lbs
Is a 30 gallon tank big?
While still a larger tank, 30 gallons is not huge and can only house some select species of freshwater fish. In general, you will be able to keep one or two aggressive freshwater species in a 30-gallon fish tank.
Is 30 gallon aquarium good?
A 30-gallon fish tank is a great alternative to a large aquarium. Aquariums of this volume allow for a great combination of species and plants. They can host many different fish and also different reptiles as well – it can even be used as a paludarium.
How much flow should a 30 gallon tank have?
We generally recommend that on average, you turn over your aquarium volume four times per hour. This means that if you have a 30-gallon tank, you need a pump and filter with flow rates of around 120 gph.
Depending on how many fish you have, and how messy they are, most tanks require cleaning about once every two weeks. Cleaning should involve: ✔ Siphoning the gravel to remove any debris and uneaten food, and changing about 10-15% of the water.
How often should you do a water change in a 30-gallon tank?
You should do a 25% water change every two to four weeks. There is no reason to remove the fish during the water change. Make sure you stir the gravel or use a gravel cleaner during the water change.
How often should you feed fish in a 30-gallon tank?
How Often Should I Feed My Fish? For the most part, feeding your fish once or twice a day is sufficient. Some hobbyists even fast their fish one or two days a week to allow them to clear their digestive systems.
How long should I keep lights off for new fish?
Keep aquarium lights off for at least four hours after the new arrival is introduced into the aquarium. Most invertebrates and marine plants are more sensitive than fish to salinity changes.