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Is Micro Sword a Good Plant for Pacific Sturgeon?

Reviewed by Guidarium Editorial DeskUpdated May 7, 2026
Possible with Caution

Micro Sword can work with Pacific Sturgeon, 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.

Micro Sword

Lilaeopsis brasiliensis

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PlacementForeground
LightModerate
DifficultyIntermediate
Size7 × 15 cm

Pacific Sturgeon

Acipenser transmontanus

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TemperamentMostly Peaceful
FamilyOddballs
Temp10–22°C
Water TypeBrackish Tolerant

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: 15-22°C, pH 6.5-7.5, 4-15 dGH.

Plant pressure

Moderate

Micro Sword needs thoughtful placement and anchoring.

Layout value

High cover

Micro Sword helps with good refuge for shrimp, good refuge for fry, good grazing surface, and useful spawning site.

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
Micro Sword15-28°C
Pacific Sturgeon10-22°C

Overlap: 15-22°C.

pH
Micro Sword6-7.5
Pacific Sturgeon6.5-8

Overlap: pH 6.5-7.5.

Hardness
Micro Sword2-15 dGH
Pacific Sturgeon4-20 dGH

Overlap: 4-15 dGH.

Water and flow
Micro SwordBrackish Tolerant, Moderate (Standard)
Pacific SturgeonBrackish Tolerant, High (River/Stream)

Flow expectations are close enough for one layout.

Space used
Micro SwordForeground and Carpeting
Pacific SturgeonBottom (Substrate)
Pressure signals
Micro SwordHigh uproot resistance, Tough / leathery leaves
Pacific SturgeonMostly Peaceful, Piscivore (Eats small/nano fish), Digger (Disturbs Substrate), and Hyperactive / Fast Swimmer

Plant pressure: Moderate.

Planting value
Micro SwordGood refuge for shrimp, Good refuge for fry, Good grazing surface, and Useful spawning site, Nutrient-rich substrate preferred
Pacific SturgeonSand (Sifters) and Smooth Gravel (Sensitive Barbels)

Shared Tank Conditions

Micro Sword fits inside the water range normally used for Pacific Sturgeon. The shared window is about 15 to 22 °C, pH 6.5 to 7.5, and 4 to 15 dGH, which gives you enough room to aim for stable middle-ground conditions.

Their flow expectations are close enough to combine: Micro Sword prefers moderate flow, while Pacific Sturgeon prefers strong, stream-style flow.

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

Fish Pressure and Plant Resilience

Pacific Sturgeon 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.

Micro Sword has high cover density, high uproot resistance, and tough / leathery leaves. It can also help with shrimp refuge, fry refuge, grazing surfaces, and spawning sites.

Its structure adds useful refuge value beyond the normal visual role of the plant.

The point to watch is substrate activity from the fish means this planting style needs extra anchoring at first.

Layout Fit

Micro Sword is a stolon / runner plant usually used foreground and carpeting.

Pacific Sturgeon is an oddball fish, so the pairing works best when the planting style supports how that fish uses space and cover.

Micro Sword reaches about 7 cm tall by 15 cm wide and is usually rooted in substrate with nutrient-rich substrate preferred. 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 shrimp refuge, fry refuge, grazing surfaces, and spawning sites. Place it where Pacific Sturgeon 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: Substrate activity from the fish means this planting style needs extra anchoring at first.

Best Use Case

Micro Sword can work with Pacific Sturgeon, 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 Micro Sword and Pacific Sturgeon

Is Micro Sword a good plant for Pacific Sturgeon?

Micro Sword can work with Pacific Sturgeon, 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 Pacific Sturgeon damage Micro Sword?

Substrate activity from the fish means this planting style needs extra anchoring at first.

Do Micro Sword and Pacific Sturgeon share the same water conditions?

Micro Sword and Pacific Sturgeon share a workable water window around 15 to 22 °C, pH 6.5 to 7.5, and 4 to 15 dGH. Keep the tank near the middle of that overlap for the best long-term result.

What does Micro Sword add to a tank with Pacific Sturgeon?

Its structure adds useful refuge value beyond the normal visual role of the plant.

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

Substrate activity from the fish means this planting style needs extra anchoring at first.

Editorial Review

Guidarium Editorial Desk

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

Last reviewed
May 7, 2026
Last updated
May 7, 2026
Issues or corrections?
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