Can Silver Flying Fox and Sunset Platy (Variatus Platy) Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Ideal Tank Mates

Yes, Silver Flying Fox and Sunset Platy (Variatus Platy) are ideal tank mates. Both species share compatible water parameters and peaceful temperaments, making them well-suited for a community aquarium. A minimum tank size of 200 litres is recommended.


At a Glance

Silver Flying Fox

Crossocheilus reticulatus

Sunset Platy (Variatus Platy)

Xiphophorus variatus

🐠Family Group
Silver Flying Fox
Cyprinids
Sunset Platy (Variatus Platy)
Livebearers
Temperament
Silver Flying Fox
Mostly Peaceful (3/10)
Sunset Platy (Variatus Platy)
Peaceful (2/10)
Temperature
✓ Compatible
Silver Flying Fox
20–26°C
Sunset Platy (Variatus Platy)
15–25°C
pH Range
✓ Compatible
Silver Flying Fox
6–7.5
Sunset Platy (Variatus Platy)
7–8.2
Hardness (dGH)
✓ Compatible
Silver Flying Fox
2–15
Sunset Platy (Variatus Platy)
10–25
Water Type
✓ Compatible
Silver Flying Fox
Freshwater Only
Sunset Platy (Variatus Platy)
Freshwater Only
Flow Preference
✓ Compatible
Silver Flying Fox
High
Sunset Platy (Variatus Platy)
Moderate
Min Tank Volume
Combined: 200 L
Silver Flying Fox
200 L
Sunset Platy (Variatus Platy)
55 L
Swimming Level
Shared: 1 zone
Silver Flying Fox
BottomMiddle
Sunset Platy (Variatus Platy)
TopMiddle
🏷️Behavior Tags
Silver Flying Fox
Hyperactive / Fast SwimmerJumper (Lid Required)Aggressive to same species/look-alikesAggressive Eater (Starves shy fish)
Sunset Platy (Variatus Platy)
Hyperactive / Fast SwimmerFry Predator
Stocking calculator

Can your tank handle Silver Flying Fox and Sunset Platy (Variatus Platy)?

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.

Silver Flying Fox
Sunset Platy (Variatus Platy)
Test both in my tank

Behaviour & Temperament

Silver Flying Fox is a generally mild-mannered species (3/10), while Sunset Platy (Variatus Platy) is peaceful (2/10). This modest difference means Silver Flying Fox may occasionally assert dominance over Sunset Platy (Variatus Platy).

Silver Flying Fox and Sunset Platy (Variatus Platy) 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: Silver Flying Fox is a known jumper, so a tight-fitting lid is essential.

Water Parameters

The safe temperature window for both species falls between 20°C and 25°C. Aim for the midpoint of this range (around 22.5°C) for optimal comfort.

Both fish can tolerate a pH between 7 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 10–15 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Silver Flying Fox and Sunset Platy (Variatus Platy) 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.

Providing a mix of open swimming space and sheltered areas with rocks, driftwood, or plants will keep both species comfortable and allow natural behaviour.

Specific environmental needs for this combination include: Established Algae (Otocinclus), Smooth Gravel (Sensitive Barbels), Driftwood (Digestion/Hiding), Plants - Densely covered. Meeting these requirements will help both species thrive.

Both species do well with high (river/stream) water movement, so a standard filtration setup rated for the tank volume should suffice.

Why This Pairing Works in Practice

Silver Flying Fox and Sunset Platy (Variatus Platy) work best when the tank gives each fish enough room to use its preferred level of the aquarium and enough cover to avoid constant visual contact. The score matters, but the real-world success usually comes from matching their pace, keeping water stable, and resisting the urge to crowd the tank just because the pair looks safe on paper.

Suitable Tank Sizes

Standard aquarium sizes large enough for both Silver Flying Fox and Sunset Platy (Variatus Platy).

Show 5 more tank sizes

Frequently Asked Questions

Can Silver Flying Fox and Sunset Platy (Variatus Platy) live together?

Yes. Silver Flying Fox and Sunset Platy (Variatus Platy) are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.

What size tank do Silver Flying Fox and Sunset Platy (Variatus Platy) 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 Silver Flying Fox and Sunset Platy (Variatus Platy) together?

Keep the aquarium between 20°C and 25°C. A target of around 22.5°C sits comfortably within both species' preferred ranges.

Are Silver Flying Fox or Sunset Platy (Variatus Platy) aggressive?

Silver Flying Fox is generally mild-mannered (3/10) and Sunset Platy (Variatus Platy) is peaceful (2/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Silver Flying Fox and Sunset Platy (Variatus Platy) need?

Both species overlap in the 7–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

Editorial Review

Guidarium Editorial Desk

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

Last reviewed
May 11, 2026
Last updated
May 11, 2026
Issues or corrections?
Contact the editorial team

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