Can Reedfish (Ropefish) and Zebra Pleco (L046) Live Together?

Reviewed by Guidarium Editorial DeskUpdated April 28, 2026
Not Recommended

Reedfish (Ropefish) and Zebra Pleco (L046) 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

Zebra Pleco (L046)

Hypancistrus zebra

🐠Family Group
Reedfish (Ropefish)
Oddballs
Zebra Pleco (L046)
Catfish
Temperament
Reedfish (Ropefish)
Mostly Peaceful (3/10)
Zebra Pleco (L046)
Mostly Peaceful (3/10)
Temperature
✓ Compatible
Reedfish (Ropefish)
22–28°C
Zebra Pleco (L046)
27–31°C
pH Range
✓ Compatible
Reedfish (Ropefish)
6–7.5
Zebra Pleco (L046)
6–7.5
Hardness (dGH)
✓ Compatible
Reedfish (Ropefish)
5–20
Zebra Pleco (L046)
2–12
Water Type
✓ Compatible
Reedfish (Ropefish)
Freshwater Only
Zebra Pleco (L046)
Freshwater Only
Flow Preference
✗ No overlap
Reedfish (Ropefish)
Low
Zebra Pleco (L046)
High
Min Tank Volume
Combined: 180 L
Reedfish (Ropefish)
180 L
Zebra Pleco (L046)
75 L
Swimming Level
Shared: 1 zone
Reedfish (Ropefish)
BottomMiddle
Zebra Pleco (L046)
Bottom
🏷️Behavior Tags
Reedfish (Ropefish)
Piscivore (Eats small/nano fish)Shrimp EaterJumper (Lid Required)NocturnalHyperactive / Fast SwimmerSlime Coat Eater (Attacks Flat Fish)
Zebra Pleco (L046)
Shy / Slow Moving (Easily Stressed)NocturnalTerritorial (Defends specific area)
Stocking calculator

Can your tank handle Reedfish (Ropefish) and Zebra Pleco (L046)?

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)
Zebra Pleco (L046)
Test both in my tank

Behaviour & Temperament

Both Reedfish (Ropefish) and Zebra Pleco (L046) are generally mild-mannered species with an aggression score of 3/10. Their matching temperaments mean neither fish is likely to dominate the other in a shared aquarium.

Reedfish (Ropefish) and Zebra Pleco (L046) 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 27°C and 28°C. Aim for the midpoint of this range (around 27.5°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 5–12 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Reedfish (Ropefish) and Zebra Pleco (L046) together, plan for an aquarium of at least 180 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.

Reedfish (Ropefish) prefers Low (Still Water) flow while Zebra Pleco (L046) needs High (River/Stream) flow. Consider positioning filter outlets and using baffles to create zones of different current intensity within the same tank.

Why This Pairing Usually Fails in Practice

Reedfish (Ropefish) and Zebra Pleco (L046) 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 Zebra Pleco (L046).

Show 5 more tank sizes

Frequently Asked Questions

Can Reedfish (Ropefish) and Zebra Pleco (L046) 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 Zebra Pleco (L046) need?

A minimum of 180 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 Zebra Pleco (L046) together?

Keep the aquarium between 27°C and 28°C. A target of around 27.5°C sits comfortably within both species' preferred ranges.

Are Reedfish (Ropefish) or Zebra Pleco (L046) aggressive?

Reedfish (Ropefish) is generally mild-mannered (3/10) and Zebra Pleco (L046) is generally mild-mannered (3/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Reedfish (Ropefish) and Zebra Pleco (L046) 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.

How do I manage Zebra Pleco (L046)'s territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Zebra Pleco (L046) space to claim a territory without encroaching on the other fish's area. Adding décor that divides the tank into distinct zones works especially well.

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
April 28, 2026
Last updated
April 28, 2026
Issues or corrections?
Contact the editorial team

Related Comparisons

Reedfish (Ropefish) & African Knifefish

·

Not Recommended
Reedfish (Ropefish): PeacefulAfrican Knifefish: Peaceful

Reedfish (Ropefish) & African Arowana

·

Not Recommended
Reedfish (Ropefish): PeacefulAfrican Arowana: Peaceful

Reedfish (Ropefish) & Guinean Bichir

·

Possible with Caution
Reedfish (Ropefish): PeacefulGuinean Bichir: Peaceful

Reedfish (Ropefish) & Peacock Eel

·

Not Recommended
Reedfish (Ropefish): PeacefulPeacock Eel: Peaceful

Reedfish (Ropefish) & Peter's Elephantnose Fish

·

Not Recommended
Reedfish (Ropefish): PeacefulPeter's Elephantnose Fish: Peaceful

Reedfish (Ropefish) & Teugelsi Bichir

·

Possible with Caution
Reedfish (Ropefish): PeacefulTeugelsi Bichir: Peaceful

Zebra Pleco (L046) & Angelicus Pleco L073

·

Ideal Tank Mates
Zebra Pleco (L046): PeacefulAngelicus Pleco L073: Peaceful

Zebra Pleco (L046) & Butterfly Pleco (L168)

·

Possible with Caution
Zebra Pleco (L046): PeacefulButterfly Pleco (L168): Peaceful

Zebra Pleco (L046) & Contradens Pleco (Snowball Variant)

·

Ideal Tank Mates
Zebra Pleco (L046): PeacefulContradens Pleco (Snowball Variant): Peaceful

Zebra Pleco (L046) & Green Phantom Pleco (L200)

·

Possible with Caution
Zebra Pleco (L046): PeacefulGreen Phantom Pleco (L200): Peaceful

Zebra Pleco (L046) & Leopard Frog Pleco (L134)

·

Possible with Caution
Zebra Pleco (L046): PeacefulLeopard Frog Pleco (L134): Peaceful

Zebra Pleco (L046) & Peppermint Pleco

·

Possible with Caution
Zebra Pleco (L046): PeacefulPeppermint Pleco: Peaceful