Attack on Giant Salvinia
- Illustrated article about USDA efforts to control its spread from Agricultural Research magazine.
- http://www.ars.usda.gov/is/AR/archive/nov01/giant1101.htm

Salvinia molesta
- Description, images, and control information from the Nature Conservancy.
- http://tncweeds.ucdavis.edu/alert/alrtsalv.html

Giant Salvinia
- Article on Salvinia molesta's invasiveness in Georgia, USA.
- http://www.gacaps.org/pests/gsalvinia.html

Salvinia molesta and Salvinia minima
- Information both species of highly invasive water ferns in the USA, including news and notes, current distribution, predicted range, identification, bibliography, and biological control.
- http://salvinia.er.usgs.gov/

Salvinia natans
- microscopic image
- http://www.dipbot.unict.it/sistematica/Salvi_mi.html