Denpasar, Oct. 3 -- Bali Regional Police have arrested a foreign couple suspected of operating a hydroponic marijuana farm in Ubung, Denpasar.

The police's Narcotics Investigation Director, Senior Commissioner Radiant, said at a press conference in Denpasar on Friday that the couple were identified as NR (31), a Dutch national, and KV (33), a Russian national.

Radiant explained that the case was uncovered based on public information regarding suspicious activity, namely a hydroponic marijuana narcotics laboratory operated by foreign nationals in a rented house in Denpasar.

"The investigation revealed that the suspect built or constructed a hydroponic tent, including electrical and irrigation systems, from seed sowing to seedlings in hy...