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Is Floating Fern a Good Plant for Duboisi Cichlid (Tropheus)?

Reviewed by Guidarium Editorial DeskUpdated April 28, 2026
Possible with Caution

Floating Fern can work with Duboisi Cichlid (Tropheus), but this is a possible with caution pairing. The plant may need a protected position, stronger anchoring, or companion plants before it feels reliable in day-to-day use. The match depends on anchoring and placement more than the water numbers alone.

Floating Fern

Salvinia natans

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PlacementFloating
LightModerate
DifficultyBeginner
Size3 × 5 cm

Duboisi Cichlid (Tropheus)

Tropheus duboisi

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TemperamentAggressive
FamilyCichlids - African
Temp24–28°C
Water TypeFreshwater Only

Quick Decision

A plant can be technically compatible with a fish and still fail in the actual tank if the fish digs, chews, needs denser cover, or uses a different part of the layout.

Overall fit

74/100

Possible, but the scape needs more care.

Water match

Workable overlap

Shared range: 24-28°C, pH 8-8, 10-15 dGH.

Plant pressure

Moderate

Floating Fern needs thoughtful placement and anchoring.

Layout value

High cover

Floating Fern helps with provides surface cover, good refuge for fry, good refuge for shrimp, good grazing surface, and breaks lines of sight.

Plant and Fish Fit Notes

Use these signals to decide whether the plant is doing useful work for the fish, or whether it is only surviving beside it.

Temperature
Floating Fern12-30°C
Duboisi Cichlid (Tropheus)24-28°C

Overlap: 24-28°C.

pH
Floating Fern6-8
Duboisi Cichlid (Tropheus)8-9

Overlap: pH 8-8.

Hardness
Floating Fern2-15 dGH
Duboisi Cichlid (Tropheus)10-25 dGH

Overlap: 10-15 dGH.

Water and flow
Floating FernFreshwater Only, Low (Still Water)
Duboisi Cichlid (Tropheus)Freshwater Only, Moderate (Standard)

Flow expectations are close enough for one layout.

Space used
Floating FernFloating
Duboisi Cichlid (Tropheus)Middle (Open Water) and Bottom (Substrate)
Pressure signals
Floating FernLow uproot resistance, Standard leaves
Duboisi Cichlid (Tropheus)Aggressive, Aggressive to same species/look-alikes, Territorial (Defends specific area), and Hyperactive / Fast Swimmer

Plant pressure: Moderate.

Planting value
Floating FernProvides surface cover, Good refuge for fry, Good refuge for shrimp, Good grazing surface, and Breaks lines of sight, No substrate required
Duboisi Cichlid (Tropheus)Sand (Sifters), Established Algae (Otocinclus), and Smooth Gravel (Sensitive Barbels)

Shared Tank Conditions

Floating Fern fits inside the water range normally used for Duboisi Cichlid (Tropheus). The shared window is about 24 to 28 °C, pH 8 to 8, and 10 to 15 dGH, which gives you enough room to aim for stable middle-ground conditions.

Their flow expectations are close enough to combine: Floating Fern prefers gentle, low-flow water, while Duboisi Cichlid (Tropheus) prefers moderate flow.

Both are suited to freshwater, so salinity does not add an extra planning problem.

Fish Pressure and Plant Resilience

Duboisi Cichlid (Tropheus) can still be rough on plants, but this pairing becomes more realistic when the plant is anchored well and used as part of a larger layout.

Floating Fern has high cover density, low uproot resistance, and standard leaves. It can also help with surface cover, fry refuge, shrimp refuge, grazing surfaces, and breaking up sight lines.

Floating Fern is less tempting than softer, more palatable plants for known nibblers.

The point to watch is duboisi Cichlid (Tropheus) may still investigate the plant, but the tougher foliage gives it a better chance.

Layout Fit

Floating Fern is a floating plant usually used floating.

Duboisi Cichlid (Tropheus) is an African cichlid, so the pairing works best when the planting style supports how that fish uses space and cover.

Floating Fern reaches about 3 cm tall by 5 cm wide and is usually free-floating with no substrate required. That makes placement and anchoring more important than simply adding a larger bunch of stems or leaves.

In this pairing, the useful plant values are surface cover, fry refuge, shrimp refuge, grazing surfaces, and line-of-sight breaks. Place it where Duboisi Cichlid (Tropheus) can actually use that structure instead of hiding the plant where it cannot do much.

Practical Recommendation

Treat this as a managed pairing. Plant it securely, give it time to root or attach, and use other plants or hardscape if the fish needs more shelter than one species can provide.

The decision should center on this signal: Duboisi Cichlid (Tropheus) may still investigate the plant, but the tougher foliage gives it a better chance.

Best Use Case

Floating Fern can work with Duboisi Cichlid (Tropheus), but only if you are honest about the pressure the fish puts on the layout. This is the kind of pairing that succeeds when the plant is chosen for a reason, protected by placement, and supported by a maintenance routine that anticipates damage or crowding.

Frequently Asked Questions About Floating Fern and Duboisi Cichlid (Tropheus)

Is Floating Fern a good plant for Duboisi Cichlid (Tropheus)?

Floating Fern can work with Duboisi Cichlid (Tropheus), but this is a possible with caution pairing. The plant may need a protected position, stronger anchoring, or companion plants before it feels reliable in day-to-day use. The match depends on anchoring and placement more than the water numbers alone.

Can Duboisi Cichlid (Tropheus) damage Floating Fern?

Duboisi Cichlid (Tropheus) may still investigate the plant, but the tougher foliage gives it a better chance.

Do Floating Fern and Duboisi Cichlid (Tropheus) share the same water conditions?

Floating Fern and Duboisi Cichlid (Tropheus) share a workable water window around 24 to 28 °C, pH 8 to 8, and 10 to 15 dGH. Keep the tank near the middle of that overlap for the best long-term result.

What does Floating Fern add to a tank with Duboisi Cichlid (Tropheus)?

Floating Fern is less tempting than softer, more palatable plants for known nibblers.

What is the main risk in this plant and fish pairing?

Duboisi Cichlid (Tropheus) may still investigate the plant, but the tougher foliage gives it a better chance.

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
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