Corydoras nanus Nijssen & Isbrücker, 1967
Little corydoras
Corydoras nanus
photo by Schönherr, K.

Family:  Callichthyidae (Callichthyid armored catfishes), subfamily: Corydoradinae
Max. size:  4.5 cm SL (male/unsexed)
Environment:  demersal; freshwater; pH range: 6 - 8; dH range: 2 - 25; depth range 0 - 3 m
Distribution:  South America: Suriname and Maroni River basins in Suriname and Iracoubo River basin in French Guiana.
Diagnosis:   
Biology:  So far, only about ten specimens have been collected of this rare species. Two were from a creek with moderate current, 0.5 to 3 m wide, shallow (20-50 cm depth) with sandy to sandy-muddy bottom and not so brightly illuminated (Ref. 35381).
IUCN Red List Status: Least Concern (LC); Date assessed: 23 December 2020 Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.