Venustus Cichlid Tank Mates

Venustus Cichlid is aggressive, so its tank mates need choosing with care. Here are the 2 freshwater species that pair well with a venustus cichlid — plus the 271 to avoid — with a live checker you can tune to your own tank.

By The Aquarium DB Team • Updated June 8, 2026 • Full Venustus Cichlid care guide →
Best matches

The best tank mates for a venustus cichlid

  • Marbled Hoplo ✅ Compatible
    Easy care · Peaceful · 14 cm · 22–28 °C (72–82 °F)
    Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
  • Spotted Talking Catfish ✅ Compatible
    Easy care · Peaceful · 15 cm · 22–26 °C (72–79 °F)
    Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–26 °C — no size, zone or temperament conflicts.
With caution

Venustus Cichlid tank mates that can work with care

  • Adolf's Cory ⚠️ With caution
    Medium care · Peaceful · 5.5 cm · 22–26 °C (72–79 °F)
    pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Adolf's Cory 5.8–7.2) — target the overlap and acclimate slowly.
  • Agassiz's Corydoras ⚠️ With caution
    Easy care · Peaceful · 6 cm · 22–28 °C (72–82 °F)
    pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Agassiz's Corydoras 6–7.5) — target the overlap and acclimate slowly.
  • Assassin Snail ⚠️ With caution
    Easy care · Peaceful · 3 cm · 22–26 °C (72–79 °F)
    pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Assassin Snail 6.5–7.5) — target the overlap and acclimate slowly.
  • Axelrod's Cory ⚠️ With caution
    Easy care · Peaceful · 5 cm · 23–28 °C (73–82 °F)
    Different pH ranges (7.8–8.5 vs 6–7.5); doable if you sit in the shared band, but not ideal long-term.
  • Bandit Corydoras ⚠️ With caution
    Easy care · Peaceful · 5 cm · 22–27 °C (72–81 °F)
    pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Bandit Corydoras 6–7.5) — target the overlap and acclimate slowly.
  • Banjo Catfish ⚠️ With caution
    Medium care · Peaceful · 15 cm · 20–26 °C (68–79 °F)
    pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Banjo Catfish 6–7.5) — target the overlap and acclimate slowly.
  • Bearded Corydoras ⚠️ With caution
    Medium care · Peaceful · 10 cm · 18–24 °C (64–75 °F)
    Different pH ranges (7.8–8.5 vs 6–7.6); doable if you sit in the shared band, but not ideal long-term.
  • Black Doras Catfish ⚠️ With caution
    Hard care · Peaceful · 60 cm · 22–28 °C (72–82 °F)
    Different pH ranges (7.8–8.5 vs 6–7.5); doable if you sit in the shared band, but not ideal long-term.

+ 59 more “with caution” pairings — see the interactive checker above.

Avoid

Fish to avoid keeping with a venustus cichlid

  • Mekong Giant Catfish ⛔ Avoid
    Hard care · Semi-aggressive · 300 cm · 20–28 °C (68–82 °F)
    Venustus Cichlid and Mekong Giant Catfish are both territorial and at least one is outright aggressive — expect serious fighting.
  • Wels Catfish ⛔ Avoid
    Hard care · Aggressive · 300 cm · 15–25 °C (59–77 °F)
    Venustus Cichlid and Wels Catfish are both territorial and at least one is outright aggressive — expect serious fighting.
  • Alligator Gar ⛔ Avoid
    Hard care · Aggressive · 250 cm · 24–28 °C (75–82 °F)
    Venustus Cichlid and Alligator Gar are both territorial and at least one is outright aggressive — expect serious fighting.
  • Redtail Catfish ⛔ Avoid
    Hard care · Aggressive · 120 cm · 24–27 °C (75–81 °F)
    Venustus Cichlid and Redtail Catfish are both territorial and at least one is outright aggressive — expect serious fighting.
  • Fire Eel ⛔ Avoid
    Medium care · Semi-aggressive · 100 cm · 24–28 °C (75–82 °F)
    Two assertive fish, one genuinely aggressive: Venustus Cichlid and Fire Eel will hold territory and clash.
  • Clown Knifefish ⛔ Avoid
    Hard care · Aggressive · 90 cm · 24–28 °C (75–82 °F)
    Two assertive fish, one genuinely aggressive: Venustus Cichlid and Clown Knifefish will hold territory and clash.
  • Koi ⛔ Avoid
    Medium care · Peaceful · 90 cm · 4–28 °C (39–82 °F)
    Size gap is too large (90 vs 25 cm): Koi will treat Venustus Cichlid as food.
  • Spotted Gar ⛔ Avoid
    Hard care · Aggressive · 90 cm · 18–26 °C (64–79 °F)
    Venustus Cichlid and Spotted Gar are both territorial and at least one is outright aggressive — expect serious fighting.

+ 263 more to avoid — the checker above flags every one.

Interactive tool

Check any fish against a venustus cichlid

Dial in your exact tank size and filter by result — the checker scores every species in our database against a venustus cichlid, with the reasoning for each verdict.

Tank-mate checker

Will it live with a Venustus Cichlid?

We compare each fish against your venustus cichlid on temperament, size, water parameters and swimming zone. Set your tank size and filter the results.

  • Marbled Hoplo✅ Compatible
    Peaceful · 14 cm · Easy care · 22–28 °C (72–82 °F)
    • Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
  • Spotted Talking Catfish✅ Compatible
    Peaceful · 15 cm · Easy care · 22–26 °C (72–79 °F)
    • Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–26 °C — no size, zone or temperament conflicts.
  • Banjo Catfish⚠️ With caution
    Peaceful · 15 cm · Medium care · 20–26 °C (68–79 °F)
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Banjo Catfish 6–7.5) — target the overlap and acclimate slowly.
    • Banjo Catfish is small enough to tempt Venustus Cichlid; only risk it in a densely planted setup with hiding spots.
  • Bristlenose Pleco⚠️ With caution
    Peaceful · 12 cm · Easy care · 23–30 °C (73–86 °F)
    • Different pH ranges (7.8–8.5 vs 6–7.5); doable if you sit in the shared band, but not ideal long-term.
  • Clown Loach⚠️ With caution
    Peaceful · 30 cm · Medium care · 25–30 °C (77–86 °F)
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Clown Loach 5–7.5) — target the overlap and acclimate slowly.
    • Your 380 L tank is below the ~400 L this pairing really wants — crowding raises aggression.
  • Common Pleco⚠️ With caution
    Peaceful · 45 cm · Medium care · 22–28 °C (72–82 °F)
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Common Pleco 6.5–7.5) — target the overlap and acclimate slowly.
    • Venustus Cichlid is small enough to tempt Common Pleco; only risk it in a densely planted setup with hiding spots.
  • Denison Barb⚠️ With caution
    Peaceful · 15 cm · Medium care · 18–25 °C (64–77 °F)
    • Venustus Cichlid is aggressive and may chase or nip the smaller Denison Barb — plant heavily and break up sight lines.
    • Denison Barb is small enough to tempt Venustus Cichlid; only risk it in a densely planted setup with hiding spots.
    • Keep Denison Barb in a shoal of 6+ or it gets stressed and nippy.
  • Discus⚠️ With caution
    Peaceful · 20 cm · Hard care · 28–31 °C (82–88 °F)
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Discus 5.5–7) — target the overlap and acclimate slowly.
    • One likes softer water and the other harder (10–20 vs 1–8 dGH) — a compromise, not a perfect match.
    • Venustus Cichlid is aggressive and may chase or nip the smaller Discus — plant heavily and break up sight lines.
    • Keep Discus in a shoal of 6+ or it gets stressed and nippy.
  • Elephant-nose Knifefish⚠️ With caution
    Peaceful · 35 cm · Hard care · 24–29 °C (75–84 °F)
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Elephant-nose Knifefish 5.5–7) — target the overlap and acclimate slowly.
    • One likes softer water and the other harder (10–20 vs 1–8 dGH) — a compromise, not a perfect match.
  • Giant Betta⚠️ With caution
    Peaceful · 12 cm · Medium care · 24–28 °C (75–82 °F)
    • Different pH ranges (7.8–8.5 vs 5–7); doable if you sit in the shared band, but not ideal long-term.
    • Water hardness preferences differ (Venustus Cichlid 10–20 vs Giant Betta 1–8 dGH).
    • Venustus Cichlid clearly outsizes Giant Betta and is aggressive; risky unless the tank is big and well-planted.
    • Watch for Venustus Cichlid picking off any giant betta small enough to fit in its mouth.
  • Giant Glass Catfish⚠️ With caution
    Peaceful · 15 cm · Medium care · 22–27 °C (72–81 °F)
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Giant Glass Catfish 6.5–7.5) — target the overlap and acclimate slowly.
    • Expect Venustus Cichlid to harass Giant Glass Catfish at times; give dense cover and watch them at feeding.
  • Giant Kuhli Loach⚠️ With caution
    Peaceful · 12 cm · Easy care · 24–30 °C (75–86 °F)
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Giant Kuhli Loach 6–7.5) — target the overlap and acclimate slowly.
    • Venustus Cichlid may hunt Giant Kuhli Loach, fry or shrimplets — safest in a heavily planted tank.
  • Mascara Barb⚠️ With caution
    Peaceful · 12 cm · Medium care · 20–25 °C (68–77 °F)
    • Different pH ranges (7.8–8.5 vs 6–7.5); doable if you sit in the shared band, but not ideal long-term.
    • Venustus Cichlid clearly outsizes Mascara Barb and is aggressive; risky unless the tank is big and well-planted.
    • Watch for Venustus Cichlid picking off any mascara barb small enough to fit in its mouth.
    • Keep Mascara Barb in a shoal of 8+ or it gets stressed and nippy.
  • Moonlight Gourami⚠️ With caution
    Peaceful · 15 cm · Easy care · 25–30 °C (77–86 °F)
    • Different pH ranges (7.8–8.5 vs 6–7.5); doable if you sit in the shared band, but not ideal long-term.
    • Venustus Cichlid is aggressive and may chase or nip the smaller Moonlight Gourami — plant heavily and break up sight lines.
    • Moonlight Gourami is small enough to tempt Venustus Cichlid; only risk it in a densely planted setup with hiding spots.
  • Sailfin Pleco⚠️ With caution
    Peaceful · 50 cm · Medium care · 22–28 °C (72–82 °F)
    • Different pH ranges (7.8–8.5 vs 6.5–7.5); doable if you sit in the shared band, but not ideal long-term.
  • Snowball Pleco⚠️ With caution
    Peaceful · 16 cm · Medium care · 24–30 °C (75–86 °F)
    • Different pH ranges (7.8–8.5 vs 5.5–7.5); doable if you sit in the shared band, but not ideal long-term.
  • Weather Loach⚠️ With caution
    Peaceful · 25 cm · Easy care · 5–24 °C (41–75 °F)
    • Different pH ranges (7.8–8.5 vs 6.5–7.5); doable if you sit in the shared band, but not ideal long-term.
  • Yellow-spotted Pleco⚠️ With caution
    Peaceful · 35 cm · Medium care · 24–27 °C (75–81 °F)
    • Different pH ranges (7.8–8.5 vs 6–7.5); doable if you sit in the shared band, but not ideal long-term.
  • Alligator Gar⛔ Not recommended
    Aggressive · 250 cm · Hard care · 24–28 °C (75–82 °F)
    • Venustus Cichlid and Alligator Gar are both territorial and at least one is outright aggressive — expect serious fighting.
    • Venustus Cichlid is bite-sized to a 250 cm predatory alligator gar — it will be eaten.
    • Your 380 L tank is below the ~3785 L this pairing really wants — crowding raises aggression.
  • Clown Knifefish⛔ Not recommended
    Aggressive · 90 cm · Hard care · 24–28 °C (75–82 °F)
    • Two assertive fish, one genuinely aggressive: Venustus Cichlid and Clown Knifefish will hold territory and clash.
    • Clown Knifefish (90 cm) is big enough to swallow the 25 cm Venustus Cichlid whole.
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Clown Knifefish 6–7.5) — target the overlap and acclimate slowly.
    • Your 380 L tank is below the ~750 L this pairing really wants — crowding raises aggression.
  • Fire Eel⛔ Not recommended
    Semi-aggressive · 100 cm · Medium care · 24–28 °C (75–82 °F)
    • Two assertive fish, one genuinely aggressive: Venustus Cichlid and Fire Eel will hold territory and clash.
    • Size gap is too large (100 vs 25 cm): Fire Eel will treat Venustus Cichlid as food.
    • pH preferences only just meet (Venustus Cichlid 7.8–8.5 vs Fire Eel 6.5–7.5) — target the overlap and acclimate slowly.
  • Koi⛔ Not recommended
    Peaceful · 90 cm · Medium care · 4–28 °C (39–82 °F)
    • Size gap is too large (90 vs 25 cm): Koi will treat Venustus Cichlid as food.
    • Your 380 L tank is below the ~3800 L this pairing really wants — crowding raises aggression.
  • Mekong Giant Catfish⛔ Not recommended
    Semi-aggressive · 300 cm · Hard care · 20–28 °C (68–82 °F)
    • Venustus Cichlid and Mekong Giant Catfish are both territorial and at least one is outright aggressive — expect serious fighting.
    • Different pH ranges (7.8–8.5 vs 6.5–7.5); doable if you sit in the shared band, but not ideal long-term.
    • Your 380 L tank is below the ~100000 L this pairing really wants — crowding raises aggression.
  • Redtail Catfish⛔ Not recommended
    Aggressive · 120 cm · Hard care · 24–27 °C (75–81 °F)
    • Venustus Cichlid and Redtail Catfish are both territorial and at least one is outright aggressive — expect serious fighting.
    • Venustus Cichlid is bite-sized to a 120 cm predatory redtail catfish — it will be eaten.
    • Different pH ranges (7.8–8.5 vs 6–7.5); doable if you sit in the shared band, but not ideal long-term.
    • Your 380 L tank is below the ~5700 L this pairing really wants — crowding raises aggression.
  • Spotted Gar⛔ Not recommended
    Aggressive · 90 cm · Hard care · 18–26 °C (64–79 °F)
    • Venustus Cichlid and Spotted Gar are both territorial and at least one is outright aggressive — expect serious fighting.
    • Size gap is too large (90 vs 25 cm): Spotted Gar will treat Venustus Cichlid as food.
    • Different pH ranges (7.8–8.5 vs 6.5–7.5); doable if you sit in the shared band, but not ideal long-term.
    • Your 380 L tank is below the ~600 L this pairing really wants — crowding raises aggression.
  • Wels Catfish⛔ Not recommended
    Aggressive · 300 cm · Hard care · 15–25 °C (59–77 °F)
    • Venustus Cichlid and Wels Catfish are both territorial and at least one is outright aggressive — expect serious fighting.
    • Size gap is too large (300 vs 25 cm): Wels Catfish will treat Venustus Cichlid as food.
    • Different pH ranges (7.8–8.5 vs 6.5–7.5); doable if you sit in the shared band, but not ideal long-term.
    • Your 380 L tank is below the ~20000 L this pairing really wants — crowding raises aggression.

Compatibility is computed from each species' care data — a strong starting point, not a guarantee. Individual temperament varies, so always introduce new fish slowly and watch them.

Setting up a venustus cichlid community tank

Give the group a stable, planted 380 L+ tank with a gentle filter, a reliable heater and plenty of cover — broken sight lines and hiding spots let mid-water and bottom dwellers keep out of each other's way. Cycle it fully and stock gradually.

As an Amazon Associate we earn from qualifying purchases — buying through these links costs you nothing extra.

How to choose

How to choose the right tank mates for a venustus cichlid

Venustus Cichlid is aggressive and territorial, so most community fish are unsafe; any tank mate must be large, tough and able to hold its own. It mostly occupies the middle of the tank, so it pairs naturally with species that use the other levels.

Venustus Cichlid grows to about 25 cm, so avoid tank mates small enough to be seen as food — as a rule of thumb, skip anything under roughly 13 cm. Match its water, too: aim for 24–28 °C (75–82 °F), pH 7.8–8.5 and 10–20 dGH. Fish needing very different conditions — coldwater species, or hard-water lovers against a soft-water fish — rarely thrive side by side.

Venustus Cichlid doesn't need its own kind to feel secure; think twice before keeping more than one if it is territorial. Whatever you add, introduce new fish slowly, watch for bullying in the first days, and have a backup plan if temperaments clash.

FAQ

Frequently asked questions

Can a venustus cichlid live with other fish?

Yes — with the right companions. Our checker finds 2 compatible freshwater species for venustus cichlid. Pick calm, similarly-sized fish that share its water needs and add them to a mature, well-planted tank.

What is the best tank mate for a venustus cichlid?

Easy, peaceful, similarly-sized species top the list — for example Marbled Hoplo, Spotted Talking Catfish. Use the checker above to match against your own tank size.

What fish should you avoid keeping with a venustus cichlid?

Avoid Mekong Giant Catfish, Wels Catfish, Alligator Gar and similar — usually a temperature, size or temperament clash. The full "avoid" list below gives the reason for each.

How big a tank do venustus cichlid tank mates need?

Start from Venustus Cichlid's own minimum and scale up with every addition. The checker above defaults to a 380 L community tank and flags pairings that need more room — drag the slider to match your setup.

← Back to the full Venustus Cichlid care guide