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Checkerboard cichlid tank mates

Checkerboard cichlid tank mates work only when the water stays soft and acidic. The live engine marks chili rasboras, dwarf pencilfish, and ember tetras as usually safer calm nano neighbours. Cardinal tetras and German blue rams sit in caution. African cichlids, angelfish, bala sharks, rainbowfish, corydoras, dwarf gouramis, Jack Dempseys, neon tetras, oscars, tiger barbs, and tinfoil barbs are avoid. Build the blackwater chemistry first; a hard community kit will not grow into a Dicrossus tank.

Our first pick

Ember Tetra. Tiny soft-water schoolers that usually share a calm planted layout without rewriting checkerboard chemistry. Run the pair check →

Common mistakeKeeping checkerboard cichlids in standard hard community water because the shop tank looked fine is how keepers invent parasite and bacterial spirals. They want soft, acidic conditions — roughly the low-pH blackwater band — not a neutral livebearer kit. Fix chemistry before you add another medication.

Evidence: partially verified
Confidence: high

Each name below opens a pair check with Checkerboard cichlid. That check is the decision, not the list itself.

← Full Checkerboard cichlid profile·Compatibility checker·Tank builder·More cichlid

Usually safer companions

Conservative shortlist from this profile. Open a pair page before you buy.

  • Cardinal TetraPair check

    The Checkerboard cichlid profile lists Cardinal Tetra as both safe and a recommended pairing. Cardinal Tetra schools in groups of 6 or more, so plan room for the whole group rather than one fish.

  • Chili RasboraPair check

    The Checkerboard cichlid profile lists Chili Rasbora as both safe and a recommended pairing. Chili Rasbora schools in groups of 8 or more, so plan room for the whole group rather than one fish. Chili Rasbora grows to about 2cm, which is borderline mouth-size for an adult 5cm Checkerboard cichlid.

  • Dwarf pencilfishPair check

    The Checkerboard cichlid profile lists Dwarf pencilfish as both safe and a recommended pairing. Dwarf pencilfish schools in groups of 8 or more, so plan room for the whole group rather than one fish.

  • Ember TetraPair check

    The Checkerboard cichlid profile lists Ember Tetra as both safe and a recommended pairing. Ember Tetra schools in groups of 8 or more, so plan room for the whole group rather than one fish. Ember Tetra grows to about 2cm, which is borderline mouth-size for an adult 5cm Checkerboard cichlid.

Risky or situational

May work with more water, a mature system, or a species-only setup. Read the pair page before you experiment.

  • AngelfishOpen pair check

    Angelfish reaches 20cm and is flagged predatory or as likely to eat small fish. Adult-size Checkerboard cichlid at 5cm is inside that gape range. Both species defend territory. The pairing needs a long footprint and rockwork or planting that breaks the sightline between two defended spots. Angelfish is rated semi-aggressive, so expect chasing, fin damage, or display behaviour directed at Checkerboard cichlid. Run the pair checker before stocking.

  • Corydoras CatfishOpen pair check

    Marked risky or situational on the profile. Tank length and group size change the outcome more than a temperament label does.

  • German Blue RamOpen pair check

    Both species defend territory. The pairing needs a long footprint and rockwork or planting that breaks the sightline between two defended spots. Run the pair checker before stocking.

  • Neon TetraOpen pair check

    Marked risky or situational on the profile. Tank length and group size change the outcome more than a temperament label does.

  • Tiger BarbOpen pair check

    Tiger Barb is flagged as a fin-nipper and Checkerboard cichlid carries the long-finned risk profile (veil tails, trailing fins). Expect torn fins within days unless the nipper is in a proper group and the long-finned fish has plenty of cover. Tiger Barb is rated semi-aggressive, so expect chasing, fin damage, or display behaviour directed at Checkerboard cichlid. Run the pair checker before stocking.

Fish to avoid with Checkerboard cichlid

Predation, aggression, or space rules on this profile. Treat these as poor default mixes.

  • African CichlidSee why (pair)

    African Cichlid reaches 15cm and is flagged predatory. Checkerboard cichlid at 5cm is prey-sized for it. African Cichlid is rated aggressive and Checkerboard cichlid is rated peaceful. No community-style planning carries that gap.

  • Bala / silver sharkSee why (pair)

    Bala / silver shark reaches 35cm and is flagged predatory. Checkerboard cichlid at 5cm is prey-sized for it. Bala / silver shark needs at least 500L, far above the 100L minimum for Checkerboard cichlid. The tank that houses one stresses the other.

  • Boesemani RainbowfishSee why (pair)

    Boesemani Rainbowfish conflicts with Checkerboard cichlid on temperament, predation, or footprint. The juvenile size in a shop tank is not the figure that matters here.

  • Jack DempseySee why (pair)

    Jack Dempsey reaches 25cm and is flagged predatory. Checkerboard cichlid at 5cm is prey-sized for it. Jack Dempsey is rated aggressive and Checkerboard cichlid is rated peaceful. No community-style planning carries that gap.

  • OscarSee why (pair)

    Oscar reaches 35cm and is flagged predatory. Checkerboard cichlid at 5cm is prey-sized for it. Oscar needs at least 300L, far above the 100L minimum for Checkerboard cichlid. The tank that houses one stresses the other. Oscar is rated aggressive and Checkerboard cichlid is rated peaceful. No community-style planning carries that gap.

  • Tinfoil barbSee why (pair)

    Tinfoil barb reaches 35cm and is flagged predatory. Checkerboard cichlid at 5cm is prey-sized for it. Tinfoil barb needs at least 500L, far above the 100L minimum for Checkerboard cichlid. The tank that houses one stresses the other.

Tank size and groups

  • Published minimum for Checkerboard cichlid: 100L. Group minimum 1 .
  • Compatibility changes when the tank is too short for turning, too little for a real school, or too warm for one species and not the other. That is why pair checks include tank context, not only temperament.
  • Nearest litre hub to this minimum: 100L hub.

Easier alternatives to consider

Hardier first-tank names from the library. Still read the profile. Not a substitute for reading this one.

Plan before you buy

Start a pair check with Checkerboard cichlid, or open a starter plan with the top safer companions in the builder.

Open pair checkerOpen this plan in builder

Tank hubs: 100L

Related reading

Guides that list other fish with the same trait, so you can plan around the group rather than one row.

Filtration & heating

A 100L minimum tank for Checkerboard cichlid needs a filter rated for at least 400L/hr turnover and a heater maintaining 24–28°C.

Filter size guide →Heater size guide →Tank setup checklist →Beginner plants guide →

Similar fish (same category)

Related (care + temperament)

Checkerboard cichlid tank mates — quick answers

What fish can live with Checkerboard cichlid?
Usually safer companions on this hub include Cardinal Tetra, Chili Rasbora, Dwarf pencilfish, Ember Tetra. Open each pair check before you buy — the list is a shortlist, not a guarantee.
What tank mates should you avoid with Checkerboard cichlid?
Avoid African Cichlid, Bala / silver shark, Boesemani Rainbowfish, Jack Dempsey, Oscar, Tinfoil barb based on size, temperament, or predation risk on this profile.
What size tank do Checkerboard cichlid need for a community?
100L is the planning floor for adult swimming space and bioload. A 120L+ tank is the more comfortable long-term footprint. Length and depth matter as much as raw litres for active or territorial fish.