I found this link to be helpful, if you want to be sure about the gender. Again, I love the way they look in your tank
Tanks: 30 gal community and 10 gal shrimp/community
We can supply especially aquarium decoration,
rocks, sands, seashore and seashore powder. For
any in ...
We supply live Arowana fishes of all kinds, we
Red Asian Arowana,
jardini Arowan ...