Yellow Tetra

Introduction


The Yellow Tetra's uniformly proportioned body is typical of the genus.Adults have a lemon-gold sheen and two marks just behind the gill cover.The first mark is wedge shaped and accentuated by a golden iridescence; the other is longer, thinner , and less distinct.Occasionally, there is more gold in the dorsal area due to chemical deposits beneath the skin which reflect the light.All fins area yellowish , sometimes with a tinge of red at the base.Males have slightly concave anal fins.

Common Name


Yellow Tetra, Hyphessobrycon bifasciatus.


Species


Hyphessobrycon bifasciatus.


Habitat 


Streams, lakes and rivers around Rio de Janeiro, Brazil.


Maximum Size


About 2"(5cm).


Minimum Tank Size 


A tank measuring at least 24" x 15" x 12" (60cm x 37.5cm x 30cm) - 70 litre tank .


Diet 


They are Omnivorous , so can eat most of the foods.In the aquarium it proves unfussy. Feed a mixture of dried flakes and granules along with small live and frozen foods.Feeds chiefly on small invertebrates in nature.


Water Temperature


68-77°F (20-25°C).


pH


5.5-7.5.


Hardness


5-20°H


Remark


Yellow Tetra do well in a tank of  small tetras and rasboras.They are fin-nippers.

Rummy Nose Tetra

Introduction


The distinguishing feature of this slim bodied tetra is the striking red head; the caudal fin is also patterned.The red area is confined to the head in the Rummy-nose Tetra but may extend as streak on to the body in the similar False Rummy-nose (Petitella georgiae).The caudal fin is marked ( faintly on this juvenile) by three horizontal black bars, and the lobe tips are colorless.A thin black, often indistinct lines runs forward from the base of the caudal fin toward the base of the dorsal fin.

Common Name


Red-nose tetra, Firehead tetra, True rummbynose Tetra, False Rummynost Tetra, Brilliant Rummynose Tetra


Species


Hemigrammus rhodostomus.



Habitat 


Lower stretches of the Amazon River.


Maximum Size


About 2"(5cm).


Minimum Tank Size 


A small group of these can be kept in a standard 24" x 15" x 12" (60cm x 37.5cm x 30cm) - 70 litre tank.


Diet 


They are Omnivorous , so can eat most of the foods.Frozen flakes and live foods.A varied diet will ensure the fish develop the best colors and condition.Feed a mixture of dried flakes and granules and small live and frozen foods. A varied diet such as this is essential for the best colour development.


Water Temperature


76-80°F (24-27°C).


pH


5.5-7.0. Its colours will become faded if kept in alkaline conditions.


Hardness


2-15°H


Remark


It is sensitive to water changes.