Can Aequidens Jenaro Herrera and Long-Finned African Tetra Live Together?

Possible with Caution

Keeping Aequidens Jenaro Herrera and Long-Finned African Tetra together is possible but requires caution, though some care is needed. Provide a spacious tank of at least 200 litres with plenty of hiding spots to reduce stress. Monitor behaviour closely, especially during the first few weeks.


At a Glance

Aequidens Jenaro Herrera

Aequidens sp. 'Jenaro Herrera'

Long-Finned African Tetra

Brycinus longipinnis

🐠Family Group
Aequidens Jenaro Herrera
Cichlids - South American
Long-Finned African Tetra
Characins
Temperament
Aequidens Jenaro Herrera
Semi-Aggressive (5/10)
Long-Finned African Tetra
Peaceful (2/10)
Temperature
βœ“ Compatible
Aequidens Jenaro Herrera
24–28Β°C
Long-Finned African Tetra
22–26Β°C
pH Range
βœ“ Compatible
Aequidens Jenaro Herrera
6–7.5
Long-Finned African Tetra
6–8
Hardness (dGH)
βœ“ Compatible
Aequidens Jenaro Herrera
2–12
Long-Finned African Tetra
5–19
Water Type
βœ“ Compatible
Aequidens Jenaro Herrera
Freshwater Only
Long-Finned African Tetra
Freshwater Only
Flow Preference
βœ“ Compatible
Aequidens Jenaro Herrera
Moderate
Long-Finned African Tetra
High
Min Tank Volume
Combined: 200 L
Aequidens Jenaro Herrera
200 L
Long-Finned African Tetra
200 L
Swimming Level
Shared: 1 zone
Aequidens Jenaro Herrera
MiddleBottom
Long-Finned African Tetra
TopMiddle
🏷️Behavior Tags
Aequidens Jenaro Herrera
Territorial (Defends specific area)Piscivore (Eats small/nano fish)Fry PredatorDigger (Disturbs Substrate)Aggressive to same species/look-alikes
Long-Finned African Tetra
Hyperactive / Fast SwimmerJumper (Lid Required)Fry PredatorAggressive Eater (Starves shy fish)
Stocking calculator

Can your tank handle Aequidens Jenaro Herrera and Long-Finned African Tetra?

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.

Aequidens Jenaro Herrera
Long-Finned African Tetra
Test both in my tank

Behaviour & Temperament

Aequidens Jenaro Herrera is a moderately assertive species (5/10), while Long-Finned African Tetra is peaceful (2/10). This modest difference means Aequidens Jenaro Herrera may occasionally assert dominance over Long-Finned African Tetra.

Aequidens Jenaro Herrera and Long-Finned African Tetra both frequent the Middle (Open Water) region of the setup. This overlap can increase competition for space, so providing ample room and cover is important to keep both species comfortable.

Worth noting: Long-Finned African Tetra is a known jumper, so a tight-fitting lid is essential.

To improve the chances of a peaceful coexistence in this community tank: Provide a significantly larger tank (at least 50% more volume than the minimum) to allow both Aequidens Jenaro Herrera and Long-Finned African Tetra to establish separate territories. Add plenty of line-of-sight breaks using driftwood, rocks, and dense planting to reduce territorial confrontations.

Water Parameters

The safe temperature window for both species falls between 24Β°C and 26Β°C. Aim for the midpoint of this range (around 25.0Β°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 Aequidens Jenaro Herrera and Long-Finned African Tetra 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.

Because this pairing requires extra vigilance, include plenty of hiding spots β€” caves, driftwood, and dense plant clusters β€” so the less dominant fish can retreat when needed.

Specific environmental needs for this combination include: Sand (Sifters), Driftwood (Digestion/Hiding), Smooth Gravel (Sensitive Barbels). 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 Aequidens Jenaro Herrera and Long-Finned African Tetra.

Show 5 more tank sizes

Frequently Asked Questions

Can Aequidens Jenaro Herrera and Long-Finned African Tetra live together?

They can coexist, but the pairing requires careful monitoring. Provide ample space (at least 200 litres), plenty of hiding spots, and watch for signs of stress or aggression.

What size tank do Aequidens Jenaro Herrera and Long-Finned African Tetra 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 Aequidens Jenaro Herrera and Long-Finned African Tetra together?

Keep the aquarium between 24Β°C and 26Β°C. A target of around 25.0Β°C sits comfortably within both species' preferred ranges.

Are Aequidens Jenaro Herrera or Long-Finned African Tetra aggressive?

Aequidens Jenaro Herrera is moderately assertive (5/10) and Long-Finned African Tetra is peaceful (2/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Aequidens Jenaro Herrera and Long-Finned African Tetra need?

Both species overlap in the 6–7.5 pH range. Consistency is key β€” avoid sudden swings, and test regularly to stay within this window.

How do I manage Aequidens Jenaro Herrera's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Aequidens Jenaro Herrera space to claim a territory without encroaching on the other fish's area. Adding dΓ©cor that divides the tank into distinct zones works especially well.


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