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Corydoras nanus Nijssen & Isbrücker, 1967

Little corydoras
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Corydoras nanus
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Suriname country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Known from Suriname and Maroni River basins (Ref. 37395). Also Ref. 26041.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ns.html
National Fisheries Authority: http://www.caricom-fisheries.com/suriname
Occurrences: Occurrences Point map
Main Ref: Reis, R.E., 2003
National Database:

Common names from other countries

Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Callichthyidae (Callichthyid armored catfishes) > Corydoradinae
Etymology: Corydoras: Greek, kory = helmet + greek, doras = skin (Ref. 45335).
  More on authors: Nijssen & Isbrücker.

Environment: milieu / climate zone / depth range / distribution range Ecología

; agua dulce demersal; pH range: 6.0 - 8.0; dH range: 2 - 25; rango de profundidad 0 - 3 m (Ref. 35381).   Tropical; 22°C - 26°C (Ref. 13371)

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

South America: Suriname and Maroni River basins in Suriname and Iracoubo River basin in French Guiana.

Tamaño / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 4.5 cm SL macho / no sexado; (Ref. 26041)

Biología     Glosario (por ej. epibenthic)

Facultative air-breathing (Ref. 126274); 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).

Life cycle and mating behavior Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva

In captivity, eggs are deposited mostly on plant leaves; may produce 600 eggs per female.

Main reference Upload your references | Referencias | Coordinador : Reis, Roberto E. | Colaboradores

Burgess, W.E., 1992. Colored atlas of miniature catfish. Every species of Corydoras, Brochis and Aspidoras. T.F.H. Publications, Inc., USA. 224 p. (Ref. 26041)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 23 December 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

Pesquerías: comercial; Acuario: Comercial
FAO(Publication : search) | FishSource |

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Trophic ecology
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Fuentes de Internet

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes(Género, Especie) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Árbol de la vida | Wikipedia(Go, búsqueda) | World Records Freshwater Fishing | Zoobank | Expediente Zoológico

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00290 - 0.01895), b=3.14 (2.92 - 3.36), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Nivel trófico (Ref. 69278):  3.0   ±0.3 se; based on size and trophs of closest relatives
Resiliencia (Ref. 120179):  Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
Price category (Ref. 80766):   Unknown.