Compatibility Overview
Panda Cory and Weather Loach can potentially coexist, but the combination requires careful attention. Some combination of water parameter differences, size mismatch, or temperament issues make this pair challenging. A larger tank (minimum 40 gallons), dense planting, and close monitoring are essential.
| Factor | Panda Cory | Weather Loach | Verdict |
|---|---|---|---|
| Temperature | 72–79°F | 59–72°F | ⚠️ 72–72°F (narrow) |
| pH Range | 6.5–7.5 | 6.5–7.5 | ✅ 6.5–7.5 |
| Temperament | semi | aggressive | ❌ Risk |
| Adult Size | 2.0 in | 3.9 in | ✅ Similar |
| Min. Group | 1+ | 1+ | See below |
| Min. Tank Size | 40 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
Species Profiles
Panda Cory — Aquarium species
The Corydoras panda, known for its distinctive white face and black body, is a popular freshwater fish. They are peaceful and make excellent additions to community tanks. They are moderately active and can thrive in a well-maintained environment. As bottom-dwellers, they require a tank with plenty of hiding spots. Their diet should be balanced with a variety
Weather Loach — Aquarium species
The Weather Loach, also known as the Weather Fish, is a popular addition to freshwater aquariums due to its peaceful nature and intriguing behavior. It has a slender, eel-like body with a translucent appearance and dark spots. These loaches are active and enjoy exploring their tank, making them a moderate activity level fish. They do not school and are gener
Frequently Asked Questions
Can Panda Cory live with Weather Loach?
With significant caution and a larger tank. Panda Cory and Weather Loach can potentially coexist, but the combination requires careful attention. Some combination of water parameter differences, size mismatch, or temperament issues make this pair challenging. A larger tank (minimum 40 gallons), dense planting, and close monitoring are essential.
What tank size do I need for Panda Cory and Weather Loach together?
A minimum of 40 gallons is recommended for keeping Panda Cory and Weather Loach together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Panda Cory and Weather Loach?
72–72°F (narrow)
Is a Panda Cory aggressive toward a Weather Loach?
Panda Cory is semi and Weather Loach is aggressive. Their preferred temperature ranges have little or no safe overlap.
Related Compatibility Guides
Compatibility score breakdown
The overall score is weighted across water chemistry, behavior, adult size, swimming zone, and social needs. A score is a planning aid—not a guarantee for individual fish.
| Factor | Score |
|---|---|
| Temperature | 0/100 |
| Ph | 100/100 |
| Temperament | 25/100 |
| Adult Size | 100/100 |
| Swim Zone | 68/100 |
| Social Needs | 92/100 |
Tank size scenarios
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 40 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 55 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 75 gal | Best when keeping larger schools or reducing territorial pressure. |