Occurrence | native | ||
Importance | Ref. | ||
Aquaculture | Ref. | ||
Regulations | Ref. | ||
Freshwater | Yes | ||
Brackish | No | ||
Saltwater | No | ||
Live export | |||
Bait | No | ||
Gamefish | No | ||
Abundance | scarce (very unlikely) | Ref. | IUCN, 1994 |
Comments |
Occurs in the Tejo drainage (only in the most western tributaries and with a very patchy distribution), in the Sado drainage, and in some small western littoral drainages (Ref. 55426). Also Ref. 6376, 32724. Status of threat: critically endangered (Ref. 59043). |
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States/Provinces | |||
States/Provinces Complete? | No | ||
National Checklist | Portugal | ||
Country information | https://www.cia.gov/library/publications/resources/the-world-factbook/geos/po.html |