

10 gallon vs 20 gallon fish tank upgrade#
If you’re planning on housing more than a few fish in your new tank, you’ll need to upgrade to a larger size. This makes it a great choice for small homes or apartments. That’s not very big at all! In fact, it’s about the size of a standard coffee table. Best fish species for 10-gallon tanksĪ 20 gallon fish tank is actually only 18 inches wide and 24 inches long. The filter rated for 75g tank MAY be suitable for 20g tank, it depends on its specifications. Filters are rated by their manufacture when they are empty, after they’re filled with media expect ~50% reduction in flow rate. Aquariums usually have a 5–10 fold tank turnover per hour, for 20 gallon tank that would be 100–200gph. I also have found that manufacturers rate their filters generously, and many of them won’t handle the maximum size listed well by themselves. Too big of a filter may produce too much flow for some species.

What you need to be careful of is too much flow. As others have mentioned, it is hard to over-filter a tank. If there are plants, then don’t have big filter, probably mess up the plants… Can I use a 75 gallon fish tank filter in a 20 gallon tank? It depends on the content within the tank. Mainly because crayfish are very messy and thrive in high current conditions. I have a 10 gallon housing a crayfish, and I use a 30 gallon filter. It keeps everything circulating nicely and water sparkling clean. I have a hang on back filter rated for 50gal in my 10gal half-moon-shaped aquarium. Managing a more diverse community can be challenging for a beginner.Ĭan you put a 20 gallon filter in a 10 gallon tank?.Bigger tanks require more time and effort to maintain.Requires more powerful lights, filters, air and water circulation units, and more powerful accessories in general.Changes you make to the water parameters will not be felt as harshly as with a smaller tank.Aggressive and territorial fish will have more space.You can build a more diverse community.Aggressive fish don’t do well in small tanks.Plants and fish will not be able to grow as large as in a bigger tank.You are constrained to having less fish, smaller fish, and smaller plants.You can’t build as diverse a community as with a large tank.They are better oriented for smaller homes.They don’t require as much time or effort.They require less maintenance than a 20 gallon tank.10-Gallon-Vs-20-Gallon-Fish-Tank Pros & Cons Of A 10 Gallon Tank With thoughtful planning and adequate maintenance, both the 10 gallon and 20 gallon tank can provide a successful home for your fish. 20 gallon tanks also provide more space for decorations, and the extra room allows for more efficient filtration systems and better water quality.īoth tanks require regular maintenance and cleaning, but the larger tank will require more effort. 20 gallon can healthily house a much larger variety.Ī 10 gallon fish tank is typically best for a single small fish, whereas a 20 gallon tank could comfortably house two or three similarly sized fish.įurthermore, 20 gallon tanks have more surface area, which can be beneficial for fish that require more oxygen. ġ0 gallon is only large enough to keep a very limited selection of fish, and a very small number of fish. However, if you are looking for an easier to care for tank that is more affordable, then the 10 gallon size would be better suited for you. If you want a larger tank with more space forfish and decorations, then go with the 20 gallon option. Is a 10-Gallon Tank Big Enough for a Fish?ĭifference between 10 Gallon Vs 20 Gallon Fish Tank.Can I use a 75 gallon fish tank filter in a 20 gallon tank?.Can you put a 20 gallon filter in a 10 gallon tank?.Difference between 10 Gallon Vs 20 Gallon Fish Tank.
