Is a 30 gallon biocube big enough for 2 discus and a few tetras?

biocube
Melanie H asked:


Even with weekly water changes is this big enough? I have heard more yes than no answers but am still not convinced.

Nano Reef Gear

6 Responses to “Is a 30 gallon biocube big enough for 2 discus and a few tetras?”

  1. skigrrrrl on 23 Dec 2007 at 6:52 pm #

    yea, i had amillion people scream at me that a 30 gallon was too small for an oscar and he is so happy in his tank.

  2. Ghapy on 23 Dec 2007 at 10:52 pm #

    Yes. These fish aren’t active swimmers, so they don’t need much swimming room (length) on the tank. The cube tanks work well for these guys because of this. You need be careful of water quality though, because 30 gallons isn’t that much once the cichlids grow up, and Discus need it nearly perfect. As long as you’re willing to do the water changes, even if it ends up twice per weak when the fish grow, then it won’t be a problem. Regular nitrate tests will give you a good idea of where your tank is at.

    Make sure you’ve done your research in advance, Discus require special care. Cheers.

  3. hhhhhhh on 25 Dec 2007 at 9:00 am #

    It is infact a very good maintainable size for the peaceful community like that, u can have about 10-12 tetras(neons or any tetra of same size) along depending on size and a decent filteration system is a must for that setup, with a lot of plants . Do matter to maintain the pH, acidity, the whole chemistry of the tnk according to discus, it is a very sensitiv fish.

  4. Zoe on 27 Dec 2007 at 3:18 am #

    No, it’s not big enough. If my experience on Yahoo! Answers has taught me anything, it’s that 85% of the population knows nothing about proper fishkeeping, so it doesn’t surprise me that you get more wrong answers than right ones.

    The only way you could get away with it would be to get 3 dwarf discus. Make sure to see the parents, though, and look at the eyes. Big eyes on a “dwarf” discus indicate a stunted discus - look for small eyes. But you could not get any tetras.
    Ideally, though, try to go with at least 60 gallons. As I’m sure you know, discus are not very hardy; they are delicate and fussy, and they are big fish, and they’re schoolers. More room is better.

  5. varukasalt420_247 on 27 Dec 2007 at 2:49 pm #

    I say with a thirty gallon you are fine. That is minimum requirements really. You actually can add a few more tetras if you wish. Buy a good filter and change the water once a month, it is not necessary to change water that often, if you are having water problems try filtered water. I get my water from the filtered water outlet on my fidge let it stand till room temperature and fill. My water always looks great. Good luck.

  6. bzzflygirl on 30 Dec 2007 at 12:57 pm #

    No, discus get too big, they may be alright as babies just like that oscar

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