Margined Tetra

Hemigrammus marginatus

Family : Characidae

FishFreshwaterTetra

The Margined Tetra is a small silvery fish with a dark horizontal stripe and transparent fins. It lives in schools in South American freshwaters.

Popularity
Community fish
classic in freshwater aquarium
Availability
Common in shops
Shop availability
IUCN Status
LC
Least Concern
Biotope
South America
Hors bassin amazonien : Paraná, Orénoque, Andes.

Description

This tetra reaches about 4 cm. Its body is slender, silvery, with a well-defined black stripe from the eye to the caudal base. The fins are hyaline, sometimes slightly tinted yellow. It has a small black spot on the caudal peduncle. It is an active swimmer occupying the mid-water. It is gregarious and requires a group. Its peaceful behavior makes it an excellent community fish.

Habitat

Region :

Clearwater or blackwater rivers and streams, riparian vegetation zones

Distribution :

Recommended parameters

Temperature2228 °C
pH67.5
GH212 °dGH
KH18 °dKH
NO₃
≤ 20 mg/L
PO₄
≤ 0.5 mg/L

Care

Difficulty
2/5
Diet
Omnivore
Min. tank
60 L
Min. group
6
Adult size
4 cm
Lifespan
4 years
Temperament
Peaceful
Propagation

Care notes

Keep in groups of at least 6 in a 60-liter tank. Water should be soft to moderately hard (GH 2-12), pH 6.0-7.5, temperature 22-28°C. Moderate filtration and subdued lighting are suitable. Omnivorous, accepts dry and frozen foods. Enjoys a planted aquarium with open areas. Compatible with other small peaceful fish. Avoid aggressive or overly large species. Breeding is possible in a specific tank with soft acidic water.

Similar species

Espèces proches, même habitat ou même maintenance

References