I finally got my 20 gal long filled and planted! I just got into the hobby in January and I’m hooked. I’m so excited to stock it in a few weeks when it’s finished cycling!

That being said… I have no idea what I’m gonna put in here!

Does anyone have any suggestions for stocking? I’m kind of wanting a schooling fish of some kind.

Just curious what you guys have in your set ups as well! Thanks!

Posted by Frequent_Mastodon389

8 Comments

  1. Feeling_Fortune1604 on

    Endler’s guppies are great! They stay small, school, and are easy to take care of.

    Shrimp are great too. They come in a variety of colors and take care some maintenance. *Minimal, but every bit helps to maintain a balanced ecosystem.

  2. Maybe think in levels.

    For bottom dwellers you could do a corydoras species. I love pygmy cories and they’d work well for your tank because you could stock more of them than the bigger species. Corydoras hastatus and habrosus are similar sized. Any of the bigger cories will work, but I would probably only do about 6 of them whereas I would do 10 of any of the pygmies.

    For mid level a beautiful and fun to watch schooling fish is Pseudomugil luminatus (red blue eyed neon rainbow fish). The males have orange tips on their pectoral fins and they’ll flare up their fins to spar with each other.

    Some other small schooling options:
    * Celestial Pearl Danios
    * Green neon tetra (smaller but harder than regular neons)
    * Ember tetras
    * Chili rasboras (very small)
    * Exclamation Point rasboras (very small)

    Depending on how many fish you’ve stocked in the middle and bottom tiers, you could also do a honey gourami for the middle/top or something like clown killifish. Just make sure you have a lid with the clown killis because they’re jumpers, and you’re gonna want more females than males because males will harass each other.

    All of these options are shrimp compatible, so you could add Neocaridina or Amano shrimp with no problem. Just make sure your hardness and pH are in the right range for the shrimp you want to stock.

  3. i have 9-10 corydoras (variety of aneus variety,) 1 honey gourami, 10 chili and 6-8 strawberry rasboras, 1 juvenile bristlenose pleco, 1 nerite, and 1 juvenile mystery snail that goes between two tanks for breeding purposes. i do a water change once-twice a week and run 2 sponge filters rated for 25+ gallons. all live plants and driftwood. your tank looks AMAZING!

  4. Lonely-Stoner-420 on

    I have 2 20 longs.

    In one, i have: a male betta (very sweet boy, thinks he’s a pygmy), pygmy corydoras, otocinclus and a mystery snail. (thinking of adding some chili rasboras)

    In the other, i have: a female killifish (adopted her from a friend.. she was eating all their guppies), danios (who she has befriended because they’re big enough) and a mystery snail. (thinking of adding a couple more female killis)

  5. Id do a big school of Pygmy Cories or panda Cories on the bottom, then something super colorful up top. I’ve really enjoyed my platies but a school of something would be fun too!

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