Can Jurupari Eartheater and Reticulated Hillstream Loach Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 6, 2026
Not Recommended

Jurupari Eartheater and Reticulated Hillstream Loach are not recommended as tank mates due to no temperature overlap. Housing these species together is likely to result in stress, health problems, or direct harm to one or both fish.


At a Glance

Jurupari Eartheater

Satanoperca jurupari

Reticulated Hillstream Loach

Sewellia lineolata

🐠Family Group
Jurupari Eartheater
Cichlids - South American
Reticulated Hillstream Loach
Loaches
Temperament
Jurupari Eartheater
Mostly Peaceful (3/10)
Reticulated Hillstream Loach
Mostly Peaceful (3/10)
Temperature
✗ No overlap
Jurupari Eartheater
26–30°C
Reticulated Hillstream Loach
20–24°C
pH Range
✓ Compatible
Jurupari Eartheater
5.5–7.5
Reticulated Hillstream Loach
6.5–7.5
Hardness (dGH)
✓ Compatible
Jurupari Eartheater
1–10
Reticulated Hillstream Loach
4–15
Water Type
✓ Compatible
Jurupari Eartheater
Freshwater Only
Reticulated Hillstream Loach
Freshwater Only
Flow Preference
✓ Compatible
Jurupari Eartheater
Moderate
Reticulated Hillstream Loach
High
Min Tank Volume
Combined: 280 L
Jurupari Eartheater
280 L
Reticulated Hillstream Loach
80 L
Swimming Level
Shared: 1 zone
Jurupari Eartheater
Bottom
Reticulated Hillstream Loach
Bottom
🏷️Behavior Tags
Jurupari Eartheater
Digger (Disturbs Substrate)Plant DestroyerShy / Slow Moving (Easily Stressed)
Reticulated Hillstream Loach
Hyperactive / Fast SwimmerTerritorial (Defends specific area)
Stocking calculator

Can your tank handle Jurupari Eartheater and Reticulated Hillstream Loach?

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.

Jurupari Eartheater
Reticulated Hillstream Loach
Test both in my tank

Behaviour & Temperament

Both Jurupari Eartheater and Reticulated Hillstream Loach 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.

Jurupari Eartheater and Reticulated Hillstream Loach 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.

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

Water Parameters

There is no temperature overlap between Jurupari Eartheater (26–30°C) and Reticulated Hillstream Loach (20–24°C). This fundamental mismatch makes long-term cohabitation impractical.

Both fish can tolerate a pH between 6.5 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 4–10 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Jurupari Eartheater and Reticulated Hillstream Loach together, plan for an aquarium of at least 280 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), Driftwood (Digestion/Hiding), Smooth Gravel (Sensitive Barbels), Established Algae (Otocinclus), Plants - lighly covered. Meeting these requirements will help both species thrive.

Note a potential conflict in setup requirements: Jurupari Eartheater is a plant destroyer, which conflicts with Reticulated Hillstream Loach's requirement for live plants. Compromise where possible or prioritise the more critical need.

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

Why This Pairing Usually Fails in Practice

Jurupari Eartheater and Reticulated Hillstream Loach 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 Jurupari Eartheater and Reticulated Hillstream Loach.

Show 1 more tank size

Frequently Asked Questions

Can Jurupari Eartheater and Reticulated Hillstream Loach live together?

No. This combination is not recommended. Key incompatibilities — such as non-overlapping temperature ranges — make cohabitation unsafe.

What size tank do Jurupari Eartheater and Reticulated Hillstream Loach need?

A minimum of 280 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 Jurupari Eartheater and Reticulated Hillstream Loach together?

Unfortunately, there is no temperature range that satisfies both species. Jurupari Eartheater requires 26–30°C, while Reticulated Hillstream Loach needs 20–24°C.

Are Jurupari Eartheater or Reticulated Hillstream Loach aggressive?

Jurupari Eartheater is generally mild-mannered (3/10) and Reticulated Hillstream Loach is generally mild-mannered (3/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Jurupari Eartheater and Reticulated Hillstream Loach need?

Both species overlap in the 6.5–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

How do I manage Reticulated Hillstream Loach's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Reticulated Hillstream Loach 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.

Editorial Review

Guidarium Editorial Desk

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

Last reviewed
May 6, 2026
Last updated
May 6, 2026
Issues or corrections?
Contact the editorial team

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