| Occurrence | native | ||
| Importance | Ref. | ||
| Aquaculture | never/rarely | Ref. | |
| Regulations | no regulations | Ref. | |
| Freshwater | Yes | ||
| Brackish | No | ||
| Saltwater | No | ||
| Live export | |||
| Bait | No | ||
| Gamefish | No | ||
| Abundance | Ref. | ||
| Comments |
Type locality of Silvinichthys pedernalensis, Provincia de San Juan, Departamento Sarmiento, Río Pedernal (Ref. 122377). |
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| States/Provinces | |||
| States/Provinces Complete? | No | ||
| National Checklist | |||
| Country information | https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ar.html | ||