
Glass tetra
Red upper eyes, a netted silver body and a dark tail band
This deep-bodied fish resembles the red-eye tetra but grows larger.
- Adult length
- Up to 10 cm (standard length, without the tail fin)
- Water temperature
- 22–26 °C
- pH
- 6–8
- Natural habitat
- Favours counter-current areas in small creeks.
Reaches up to 12 cm TL or 10 cm SL. Do not plan adult space as if it were a 5 cm fish.
Appearance and identification
Resembles the red-eye tetra; the pale area beside the tail band is not diagnostic.
Same-species behaviour
Keep in a group of at least six; ten or more is better.
Space requirements
Provide plenty of room for an adult group.
Diet and feeding
Provide suitable dry food supplemented with frozen or live food.
Compatibility limits
Check aggression and predation risks before combining with large cichlids.
Aquarium environment
Suits a maintained planted setup with swimming room.
Sources
www.aquariumglaser.de ↗ 2026-10-22
www.fishbase.se ↗ 2026-10-25
researcharchive.calacademy.org ↗ 2026-10-22
ij-aquaticbiology.com ↗ 2026-10-22
www.seriouslyfish.com ↗ 2026-10-22
www.aquamazoniaexports.com ↗ 2026-10-22
www.sohu.com ↗ 2026-10-22
wcfish.waca.store ↗ 2026-10-22
