All species

Lemon tetra

Hyphessobrycon pulchripinnis

What it needs

Grows to
4.5 cm
Smallest sensible tank
80 L, at least 60 cm long
Temperature
22 to 28 °C
pH
5.5 to 7.5
Hardness
3 to 15 dGH
Kept in
groups of 6 or more
Temperament
peaceful
Eats
omnivore
Swims
at every level
How hard
easy

These are the figures the stocking advice is built on. Make a room and it will tell you whether lemon tetra fit the tank you have.