| Family: |
Goodeidae (Splitfins), subfamily: Goodeinae |
| Max. size: |
4 cm TL (male/unsexed); 6 cm TL (female) |
| Environment: |
demersal; freshwater; pH range: 7 - 7.5; dH range: 20 |
| Distribution: |
North America: Rio Lerma basin, Rio Grande de Santiago, Nayarit, Mexico. |
| Diagnosis: |
|
| Biology: |
Migratory behaviour is undetermined (Ref. 126106). |
| IUCN Red List Status: |
Endangered (EN); Date assessed: 07 March 2018 (A2ac; B1ab(i,ii,iii,iv)+2ab(i,ii,iii,iv)) Ref. (130435)
|
| Threat to humans: |
harmless |
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