Can Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye Live Together?

Ideal Tank Mates

Yes, Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye are ideal tank mates. Both species share compatible water parameters and peaceful temperaments, making them well-suited for a community aquarium. They occupy different areas of the water column, which reduces competition for space. A minimum tank size of 60 litres is recommended.


At a Glance

Dainty Cory (Salt and Pepper Cory)

Corydoras habrosus

Pacific Blue Eye

Pseudomugil signifer

🐠Family Group
Dainty Cory (Salt and Pepper Cory)
Catfish
Pacific Blue Eye
Rainbowfish
Temperament
Dainty Cory (Salt and Pepper Cory)
Peaceful (0/10)
Pacific Blue Eye
Peaceful (2/10)
Temperature
✓ Compatible
Dainty Cory (Salt and Pepper Cory)
20–26°C
Pacific Blue Eye
20–26°C
pH Range
✓ Compatible
Dainty Cory (Salt and Pepper Cory)
5.5–7.5
Pacific Blue Eye
6.5–8
Hardness (dGH)
✓ Compatible
Dainty Cory (Salt and Pepper Cory)
2–15
Pacific Blue Eye
5–15
Water Type
✓ Compatible
Dainty Cory (Salt and Pepper Cory)
Freshwater Only
Pacific Blue Eye
Brackish Tolerant
Flow Preference
✓ Compatible
Dainty Cory (Salt and Pepper Cory)
Moderate
Pacific Blue Eye
Moderate
Min Tank Volume
Combined: 60 L
Dainty Cory (Salt and Pepper Cory)
38 L
Pacific Blue Eye
60 L
Swimming Level
✓ Different zones
Dainty Cory (Salt and Pepper Cory)
Bottom
Pacific Blue Eye
TopMiddle
🏷️Behavior Tags
Dainty Cory (Salt and Pepper Cory)
Nano / Bite-sized (Predation Risk)Hyperactive / Fast Swimmer
Pacific Blue Eye
Nano / Bite-sized (Predation Risk)Hyperactive / Fast SwimmerJumper (Lid Required)Fry Predator
Stocking calculator

Can your tank handle Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye?

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.

Dainty Cory (Salt and Pepper Cory)
Pacific Blue Eye
Test both in my tank

Behaviour & Temperament

Dainty Cory (Salt and Pepper Cory) is a peaceful species (0/10), while Pacific Blue Eye is peaceful (2/10). This modest difference means Pacific Blue Eye may occasionally assert dominance over Dainty Cory (Salt and Pepper Cory).

In terms of spatial distribution, Dainty Cory (Salt and Pepper Cory) prefers the Bottom (Substrate) zone, whereas Pacific Blue Eye occupies the Top (Surface) and Middle (Open Water) zones. Because they use different levels of the water column, territorial disputes are less likely and the tank will appear more balanced.

Worth noting: Pacific Blue Eye 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 26°C. Aim for the midpoint of this range (around 23.0°C) for optimal comfort.

Both fish can tolerate a pH between 6.5 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 5–15 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye together, plan for an aquarium of at least 60 litres with a minimum length of 60 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: Sand (Sifters), Smooth Gravel (Sensitive Barbels), Plants - Densely covered. Meeting these requirements will help both species thrive.

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

Suitable Tank Sizes

Standard aquarium sizes large enough for both Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye.

Show 19 more tank sizes

Frequently Asked Questions

Can Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye live together?

Yes. Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.

What size tank do Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye need?

A minimum of 60 litres (tank length at least 60 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 Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye together?

Keep the aquarium between 20°C and 26°C. A target of around 23.0°C sits comfortably within both species' preferred ranges.

Are Dainty Cory (Salt and Pepper Cory) or Pacific Blue Eye aggressive?

Dainty Cory (Salt and Pepper Cory) is peaceful (0/10) and Pacific Blue Eye is peaceful (2/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Dainty Cory (Salt and Pepper Cory) and Pacific Blue Eye need?

Both species overlap in the 6.5–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.


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