A small freshwater eel or ray for a 40g

[Mathieu914]

I'm getting a 40g tank next week .

I want to put a small Eel or a Ray. It have to be for freshwater only.
Someone know a small easy Eel for a 40g?

Thanks guys.

 

[dmopar74]

peacock eel.

 

[Mathieu914]

Nice thanks, but are those predators?

Thanks!

 

[lix.ma14]

bichirs. They look pretty eal like. senegulas only.