Black Neons

[badenmate]

im so crazy about having black neons but i was wondering if i could have them in a small tank less then 15g

 

[Truck]

im so crazy about having black neons but i was wondering if i could have them in a small tank less then 15g

how big is the tank? 60 litres minimum IMO, if the tank has not been running for more than 6 months then dont add them.