The Rivulus deltaphilus lives in the benthopelagic, non-migratory, freshwater environment.
The fish he kept was some Plataplochilus ngaensis and Rivulus deltaphilus, i got them to from him.
He had a friend that kept Aphanius mento in some pond(s) his name was John. More
Orinoco-Bachling in German (Deutsch)
Suistoriippuja in Finnish (suomen kieli)