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Is Spade-leaf Anubias a Good Plant for Lyretail Killifish?

Reviewed by Guidarium Editorial DeskUpdated May 6, 2026
Possible with Caution

Spade-leaf Anubias can work with Lyretail Killifish, 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. Fish pressure is low, so the plant can be judged mostly on water match, cover value, and layout role.

Spade-leaf Anubias

Anubias hastifolia

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PlacementMidground
LightLow
DifficultyBeginner
Size45 × 30 cm

Lyretail Killifish

Aphyosemion australe

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TemperamentMostly Peaceful
FamilyKillifish
Temp21–26°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

76/100

Possible, but the scape needs more care.

Water match

Workable overlap

Shared range: 22-26°C, pH 6-7, 2-10 dGH.

Plant pressure

Low

Lyretail Killifish is not flagged as unusually hard on this plant.

Layout value

Low cover

Spade-leaf Anubias helps with breaks lines of sight, useful spawning site, good grazing surface, and good refuge for shrimp.

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
Spade-leaf Anubias22-28°C
Lyretail Killifish21-26°C

Overlap: 22-26°C.

pH
Spade-leaf Anubias6-8
Lyretail Killifish5.5-7

Overlap: pH 6-7.

Hardness
Spade-leaf Anubias2-15 dGH
Lyretail Killifish1-10 dGH

Overlap: 2-10 dGH.

Water and flow
Spade-leaf AnubiasFreshwater Only, Moderate (Standard)
Lyretail KillifishFreshwater Only, Low (Still Water)

Flow expectations are close enough for one layout.

Space used
Spade-leaf AnubiasMidground, Background, and Attached to hardscape
Lyretail KillifishTop (Surface) and Middle (Open Water)
Pressure signals
Spade-leaf AnubiasHigh uproot resistance, Tough / leathery leaves
Lyretail KillifishMostly Peaceful, Jumper (Lid Required), Nano / Bite-sized (Predation Risk), and Fry Predator

Plant pressure: Low.

Planting value
Spade-leaf AnubiasBreaks lines of sight, Useful spawning site, Good grazing surface, and Good refuge for shrimp, No substrate required
Lyretail KillifishPlants - Densely covered, Plants - Floating, and Leaf Litter/Blackwater

Shared Tank Conditions

Spade-leaf Anubias fits inside the water range normally used for Lyretail Killifish. The shared window is about 22 to 26 °C, pH 6 to 7, and 2 to 10 dGH, which gives you enough room to aim for stable middle-ground conditions.

Their flow expectations are close enough to combine: Spade-leaf Anubias prefers moderate flow, while Lyretail Killifish prefers gentle, low-flow water.

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

Fish Pressure and Plant Resilience

Lyretail Killifish does not put unusual pressure on this plant compared with harder fish-plant combinations.

Spade-leaf Anubias has low cover density, high uproot resistance, and tough / leathery leaves. It can also help with breaking up sight lines, spawning sites, grazing surfaces, and shrimp refuge.

This plant adds the denser cover that Lyretail Killifish usually appreciates.

The point to watch is lyretail Killifish often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

Layout Fit

Spade-leaf Anubias is a rhizome / epiphyte plant usually used midground, background, and attached to hardscape.

Lyretail Killifish is a killifish, so the pairing works best when the planting style supports how that fish uses space and cover.

Spade-leaf Anubias reaches about 45 cm tall by 30 cm wide and is usually attached / wedged to hardscape 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 line-of-sight breaks, spawning sites, grazing surfaces, and shrimp refuge. Place it where Lyretail Killifish 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: Lyretail Killifish often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

Best Use Case

Spade-leaf Anubias can work with Lyretail Killifish, 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 Spade-leaf Anubias and Lyretail Killifish

Is Spade-leaf Anubias a good plant for Lyretail Killifish?

Spade-leaf Anubias can work with Lyretail Killifish, 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. Fish pressure is low, so the plant can be judged mostly on water match, cover value, and layout role.

Can Lyretail Killifish damage Spade-leaf Anubias?

Lyretail Killifish often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

Do Spade-leaf Anubias and Lyretail Killifish share the same water conditions?

Spade-leaf Anubias and Lyretail Killifish share a workable water window around 22 to 26 °C, pH 6 to 7, and 2 to 10 dGH. Keep the tank near the middle of that overlap for the best long-term result.

What does Spade-leaf Anubias add to a tank with Lyretail Killifish?

This plant adds the denser cover that Lyretail Killifish usually appreciates.

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

Lyretail Killifish often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

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
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