Can Reedfish (Ropefish) and West African Bichir Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Not Recommended

Reedfish (Ropefish) and West African Bichir are not recommended as tank mates due to slime coat eaters target slow-moving fish, causing severe stress and health issues.. Housing these species together is likely to result in stress, health problems, or direct harm to one or both fish.


At a Glance

Reedfish (Ropefish)

Erpetoichthys calabaricus

West African Bichir

Polypterus retropinnis

🐟Family Group
Reedfish (Ropefish)
Oddballs
West African Bichir
Oddballs
Temperament
Reedfish (Ropefish)
Mostly Peaceful (3/10)
West African Bichir
Semi-Aggressive (5/10)
Temperature
✓ Compatible
Reedfish (Ropefish)
22–28°C
West African Bichir
24–28°C
pH Range
✓ Compatible
Reedfish (Ropefish)
6–7.5
West African Bichir
6–8
Hardness (dGH)
✓ Compatible
Reedfish (Ropefish)
5–20
West African Bichir
5–20
Water Type
✓ Compatible
Reedfish (Ropefish)
Freshwater Only
West African Bichir
Freshwater Only
Flow Preference
✓ Compatible
Reedfish (Ropefish)
Low
West African Bichir
Low
Min Tank Volume
Combined: 200 L
Reedfish (Ropefish)
180 L
West African Bichir
200 L
Swimming Level
Shared: 1 zone
Reedfish (Ropefish)
BottomMiddle
West African Bichir
Bottom
🏷️Behavior Tags
Reedfish (Ropefish)
Piscivore (Eats small/nano fish)Shrimp EaterJumper (Lid Required)NocturnalHyperactive / Fast SwimmerSlime Coat Eater (Attacks Flat Fish)
West African Bichir
Piscivore (Eats small/nano fish)NocturnalJumper (Lid Required)Shy / Slow Moving (Easily Stressed)
Stocking calculator

Can your tank handle Reedfish (Ropefish) and West African Bichir?

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.

Reedfish (Ropefish)
West African Bichir
Test both in my tank

Behaviour & Temperament

Reedfish (Ropefish) is a generally mild-mannered species (3/10), while West African Bichir is moderately assertive (5/10). This modest difference means West African Bichir may occasionally assert dominance over Reedfish (Ropefish).

Reedfish (Ropefish) and West African Bichir both frequent the Bottom (Substrate) region of the setup. This overlap can increase competition for space, so providing ample room and cover is important to keep both species comfortable.

There is a critical concern: the Slime Coat Eater (Attacks Flat Fish) behaviour of one fish directly conflicts with the Shy / Slow Moving (Easily Stressed) trait of the other — slime coat eaters target slow-moving fish, causing severe stress and health issues..

Additional behavioural considerations to keep in mind: Hyperactive swimmers can stress shy, slow-moving species through constant motion.

Worth noting: Reedfish (Ropefish) is nocturnal and will be most active after lights-out, naturally reducing daytime encounters. Also, Reedfish (Ropefish) 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 5–20 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Reedfish (Ropefish) and West African Bichir together, plan for an aquarium of at least 200 litres with a minimum length of 120 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: Sand (Sifters), Smooth Gravel (Sensitive Barbels), Driftwood (Digestion/Hiding), Plants - Densely covered. Meeting these requirements will help both species thrive.

Both species do well with low (still water) water movement, so a standard filtration setup rated for the tank volume should suffice.

Why This Pairing Usually Fails in Practice

Reedfish (Ropefish) and West African Bichir are the kind of pair that can look acceptable in a shop but become a maintenance problem at home. The main risk is not a single number in the chart; it is the way incompatible behavior, water needs, or pressure on space compounds over time once both fish are established in the same tank.

Suitable Tank Sizes

Standard aquarium sizes large enough for both Reedfish (Ropefish) and West African Bichir.

Show 5 more tank sizes

Frequently Asked Questions

Can Reedfish (Ropefish) and West African Bichir live together?

No. This combination is not recommended. Key incompatibilities — such as critical behavioural conflicts — make cohabitation unsafe.

What size tank do Reedfish (Ropefish) and West African Bichir need?

A minimum of 200 litres (tank length at least 120 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 Reedfish (Ropefish) and West African Bichir 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 Reedfish (Ropefish) or West African Bichir aggressive?

Reedfish (Ropefish) is generally mild-mannered (3/10) and West African Bichir is moderately assertive (5/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Reedfish (Ropefish) and West African Bichir 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 Reedfish (Ropefish) being nocturnal affect compatibility?

Reedfish (Ropefish) 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 Reedfish (Ropefish) during evening hours.

Editorial Review

Guidarium Editorial Desk

Reviewed against Guidarium care, stocking, and compatibility standards. Read the editorial policy.

Last reviewed
May 11, 2026
Last updated
May 11, 2026
Issues or corrections?
Contact the editorial team

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