Clown Pleco and Firefish Goby Compatibility Overview
Clown Pleco and Firefish Goby are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. Their pH ranges do not meet: Clown Pleco wants 6.5โ7.8 and Firefish Goby wants 8.1โ8.4. Review the behavior and water details before deciding whether to attempt the pairing.
| Factor | Clown Pleco | Firefish Goby | Verdict |
|---|---|---|---|
| Temperature | 73โ82ยฐF | 72โ82ยฐF | โ 73โ82ยฐF |
| pH Range | 6.5โ7.8 | 8.1โ8.4 | โ No overlap |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 3.5 in | 3.0 in | โ Similar |
| Min. Group | 1+ | 1+ | See below |
| Min. Tank Size | 29 gallons (for both species) | โ | |
Compatibility Positives
Incompatibility Reasons
Species Profiles
Clown Pleco โ Panaqolus maccus
The Clown Pleco is a popular freshwater fish known for its dark brown body with light spots and long, flattened body shape. They are peaceful and make great community fish for beginners. These plecos are moderate in activity level and prefer a tank with plenty of hiding spots.
โ Full Clown Pleco care guide
Firefish Goby โ Nemateleotris magnifica
The Firefish Goby is a popular choice for saltwater aquariums due to its vibrant colors and peaceful nature. These goby fish thrive in well-maintained tanks with plenty of live rock for them to explore. They are best kept in pairs or small groups and can be a great addition to a community tank with compatible species.
Frequently Asked Questions
Can Clown Pleco live with Firefish Goby?
Generally not recommended. Clown Pleco and Firefish Goby are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. Their pH ranges do not meet: Clown Pleco wants 6.5โ7.8 and Firefish Goby wants 8.1โ8.4. Review the behavior and water details before deciding whether to attempt the pairing.
What tank size do I need for Clown Pleco and Firefish Goby together?
A minimum of 29 gallons is recommended for keeping Clown Pleco and Firefish Goby together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Clown Pleco and Firefish Goby?
73โ82ยฐF โ inside Clown Pleco's 73โ82ยฐF and Firefish Goby's 72โ82ยฐF.
Is a Clown Pleco aggressive toward a Firefish Goby?
Clown Pleco is peaceful and Firefish Goby is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Clown Pleco and Firefish Goby
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 29 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 40 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 55 gal | Best when keeping larger schools or reducing territorial pressure. |