Gould Engineering
- Sells the Bazooka suction dredging and other placer mining and dredging prospecting equipment.
- http://www.gouldeng.com/

Goldpanning in Italy - Biella Association site
- Biella Goldprospectors' Association web site: Goldpanning and gold prospecting along the rivers of northern Italy and Europe. Victimula Goldpanner's Arena in Vermogno Zubiena Biella (piedmont - Italy) - Italian Open Goldpanners Championships
- http://digilander.libero.it/abcdoro

Swiss Goldprospectors' Association
- An Internet platform about Recreational Gold prospecting in Switzerland.
- http://www.goldwaschen.ch/egold.htm