Can Bumblebee Catfish (South American) and Marbled Hatchetfish Live Together?
Yes, Bumblebee Catfish (South American) and Marbled Hatchetfish are ideal tank mates. Both species share compatible water parameters and peaceful temperaments, making them well-suited for a community aquarium. They occupy different areas of the water column, which reduces competition for space. A minimum tank size of 75 litres is recommended.
At a Glance
Can your tank handle Bumblebee Catfish (South American) and Marbled Hatchetfish?
Compatibility is only part of the answer. Test both fish with your real tank size, current stock, and maintenance needs to see if you have enough space and a safe stocking level before you add them.
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Behaviour & Temperament
Bumblebee Catfish (South American) is a generally mild-mannered species (3/10), while Marbled Hatchetfish is peaceful (1/10). This modest difference means Bumblebee Catfish (South American) may occasionally assert dominance over Marbled Hatchetfish.
In terms of spatial distribution, Bumblebee Catfish (South American) prefers the Bottom (Substrate) zone, whereas Marbled Hatchetfish occupies the Top (Surface) zone. Because they use different levels of the water column, territorial disputes are less likely and the tank will appear more balanced.
Worth noting: Bumblebee Catfish (South American) is nocturnal and will be most active after lights-out, naturally reducing daytime encounters. Also, Marbled Hatchetfish is a known jumper, so a tight-fitting lid is essential.
Water Parameters
The safe temperature window for both species falls between 24°C and 28°C. Aim for the midpoint of this range (around 26.0°C) for optimal comfort.
Both fish can tolerate a pH between 6 and 7.5. Maintaining a stable value within this band is more important than hitting an exact number.
For general hardness, the shared comfort zone is 4–12 dGH. Regular testing will ensure conditions stay within this range.
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Tank Setup
To house Bumblebee Catfish (South American) and Marbled Hatchetfish together, plan for an aquarium of at least 75 litres with a minimum length of 60 cm. This recommendation combines the stricter species minimums with a community-load allowance so the pairing has realistic long-term space and filtration headroom.
Providing a mix of open swimming space and sheltered areas with rocks, driftwood, or plants will keep both species comfortable and allow natural behaviour.
Specific environmental needs for this combination include: Driftwood (Digestion/Hiding), Smooth Gravel (Sensitive Barbels), Leaf Litter/Blackwater, Plants - Floating. Meeting these requirements will help both species thrive.
Both species do well with moderate (standard) water movement, so a standard filtration setup rated for the tank volume should suffice.
Suitable Tank Sizes
Standard aquarium sizes large enough for both Bumblebee Catfish (South American) and Marbled Hatchetfish.
20 Gallon High
20 Gallon Long
29 Gallon Standard
30 Gallon Breeder
36 Gallon Bowfront
40 Gallon Breeder
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Frequently Asked Questions
Can Bumblebee Catfish (South American) and Marbled Hatchetfish live together?
Yes. Bumblebee Catfish (South American) and Marbled Hatchetfish are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.
What size tank do Bumblebee Catfish (South American) and Marbled Hatchetfish need?
A minimum of 75 litres (tank length at least 60 cm) is recommended. This provides enough space for both species to establish their own areas and reduces the likelihood of territorial disputes.
What water temperature is best for Bumblebee Catfish (South American) and Marbled Hatchetfish together?
Keep the aquarium between 24°C and 28°C. A target of around 26.0°C sits comfortably within both species' preferred ranges.
Are Bumblebee Catfish (South American) or Marbled Hatchetfish aggressive?
Bumblebee Catfish (South American) is generally mild-mannered (3/10) and Marbled Hatchetfish is peaceful (1/10). Their similar temperaments generally lead to a peaceful coexistence.
What pH do Bumblebee Catfish (South American) and Marbled Hatchetfish need?
Both species overlap in the 6–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.
Does Bumblebee Catfish (South American) being nocturnal affect compatibility?
Bumblebee Catfish (South American) is most active after lights-out, which naturally reduces daytime encounters with its tank mate. This can actually be beneficial, as both fish get undisturbed time to feed and explore. Just ensure food reaches Bumblebee Catfish (South American) during evening hours.
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