Gray bichir
Polypterus senegalus
Polypteridae
Moderate
Parameter dashboard
Temperature
—
pH
6-8
Size
70 cm
Lifespan
15 years
Min tank200 L
Price$$$$
DietCarnivore
TemperamentSemi-aggressive
OriginAfrica
Shrimp-safeNo
Care guide
Polypterus senegalus requires a minimum tank size of 200L with a pH range of 6.0-8.0. Its size can reach up to 70cm.
Tankmate compatibility (sample)
Pairwise screening against other species in the database (prioritizing the same family when data is available).
Review first (11)
Caution or avoid from automated rules — confirm before mixing.
| Species | Assessment | Notes |
|---|---|---|
| Bluegray mbuna Melanochromis johannii Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Multiple territorial species in the same swim layer cause stress Open pair in Compare → |
| Crescent betta Betta imbellis Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Desert goby Chlamydogobius eremius Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Gold Nugget Pleco Baryancistrus xanthellus Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Multiple territorial species in the same swim layer cause stress Open pair in Compare → |
| Malabar pufferfish Carinotetraodon travancoricus Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Multiple territorial species in the same swim layer cause stress Open pair in Compare → |
| Microdevario Microdevario microphthalma Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Pond loach Misgurnus anguillicaudatus Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Red phantom tetra Hyphessobrycon sweglesi Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Sailfin molly Poecilia latipinna Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Small snakehead Channa asiatica Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Multiple territorial species in the same swim layer cause stress Open pair in Compare → |
| Zebra Archerfish Toxotes blythii Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
1 species with compatible assessment in this sampleCollapse to hide the list; use “Open pair in Compare” for the full matrix.
| Species | Assessment | Notes |
|---|---|---|
| Finescale tigerfish Datnioides microlepis Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
Same rule engine as Compare. Not a substitute for observation, tank size, or acclimation.
Keep this species? Spot anything off?