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STATUS: INCOMPATIBLE ⬌ MATRIX CORRELATION INDEX

Can you keep Harlequin Rasbora and White Cloud Mountain Minnow together?

Algorithmically generated environmental and behavioral compatibility report.

Harlequin RasboraTrigonostigma heteromorpha
mid Layerpeaceful
incompatible
White Cloud Mountain MinnowTanichthys albonubes
top Layerpeaceful
INCOMPATIBLE

Algorithmic Assessment

Water temperature envelopes clash. Harlequin Rasbora requires 73-80°F, while White Cloud Mountain Minnow requires 60-72°F. Coldwater/coolwater and tropical species cannot share the same environment.

Scientific Parameter Comparison

Cross-reference water chemistry, temperature range envelopes, and physical dimensions of Harlequin Rasbora and White Cloud Mountain Minnow.

Parameter MetricHarlequin RasboraWhite Cloud Mountain MinnowCalculated Overlap
Temperature Range73°F – 80°F60°F – 72°FNo Overlap (Mismatch: 1°F)
pH Chemistry6.0 – 6.86.5 – 7.56.5 – 6.8
Min. Tank Capacity10 Gallons10 Gallons10 Gallons (Minimum)
Aquatic Strata ZonemidtopSeparated Layers
Adult Size (Max)1.8" (4 cm)1.5" (4 cm)Ratio: 1 : 1.2

⚠ Physiological Mismatch Report

Our stocking engine calculations indicate that putting these two species in the same tank causes acute physiological strain. Below are the calculated parameters that violate safe cohabitation ranges:

Temperature Deficit1.0°F gap

Harlequin Rasbora requires 73-80°F, while White Cloud Mountain Minnow needs 60-72°F.

⚔️ Do Harlequin Rasbora and White Cloud Mountain Minnow Fight?

Environmental or structural requirements between these species clash too heavily to allow cohabitation. Water temperature envelopes clash. Harlequin Rasbora requires 73-80°F, while White Cloud Mountain Minnow requires 60-72°F. Coldwater/coolwater and tropical species cannot share the same environment.

🍽️ Swimming Layers & Feeding Competition

To satisfy their dietary requirements, offer a varied feeding schedule. Sinking pellets or wafers are ideal for bottom dwellers, while floating flakes or micro-granules support mid and top dwellers. The Harlequin Rasbora occupies the mid layer, while the White Cloud Mountain Minnow occupies the top layer. This separation of swimming zones naturally minimizes direct interactions and reduces competition during feeding times.

📏 Size Difference & Predation Threat

Both species are closely matched in physical dimensions, with Harlequin Rasbora growing to 1.8 inches and White Cloud Mountain Minnow reaching 1.5 inches. This size balance ensures neither species holds a physical dominance advantage.

Safe Tankmate Alternatives for Harlequin Rasbora

Since the pairing between Harlequin Rasbora and White Cloud Mountain Minnow is flagged as incompatible, here are 3 peaceful community tankmates that share a flawless compatibility profile with Harlequin Rasbora and match similar water parameters:

Scientific NameTrigonostigma heteromorpha
Min Tank Capacity10G
Aggressionpeaceful
Temp Envelope73°F - 80°F
pH Chemistry6.0 - 6.8
Scientific NameTanichthys albonubes
Min Tank Capacity10G
Aggressionpeaceful
Temp Envelope60°F - 72°F
pH Chemistry6.5 - 7.5

Chemistry & Habitat Analysis

Temp Envelope
No Overlap
Envelopes mismatch.
pH Chemistry
6.5 - 6.8
Shared safe pH bounds.
Combined Min Tank
10 Gallons
Lowest acceptable volume.

Frequently Asked Questions: Harlequin Rasbora & White Cloud Mountain Minnow Compatibility

Are Harlequin Rasbora and White Cloud Mountain Minnow good tank mates?

Water temperature envelopes clash. Harlequin Rasbora requires 73-80°F, while White Cloud Mountain Minnow requires 60-72°F. Coldwater/coolwater and tropical species cannot share the same environment.

Can you put Harlequin Rasbora and White Cloud Mountain Minnow in the same tank together?

Environmental or structural requirements between these species clash too heavily to allow cohabitation. Water temperature envelopes clash. Harlequin Rasbora requires 73-80°F, while White Cloud Mountain Minnow requires 60-72°F. Coldwater/coolwater and tropical species cannot share the same environment.

What water temperature and pH parameters do Harlequin Rasbora and White Cloud Mountain Minnow need?

Both species require compatible parameters. Harlequin Rasbora needs a temperature of 73°F to 80°F and a pH of 6.0 to 6.8. Meanwhile, White Cloud Mountain Minnow needs a temperature of 60°F to 72°F and a pH of 6.5 to 7.5. Shared overlap range: No safe temperature overlap temperature and 6.5–6.8 pH overlap.

What is the minimum combined tank volume required to house Harlequin Rasbora and White Cloud Mountain Minnow?

To successfully house both species together, the minimum baseline capacity is 10 gallons. Because both Harlequin Rasbora and White Cloud Mountain Minnow are peaceful community species, no extra territorial buffer volume is required.