AquaticRepublic.com - Nannostomus unifasciatus (Lebiasinidae) All Fishes

All Fishes Data Sheet
Scientific Name	**Nannostomus unifasciatus** Steindachner, 1876
Common Names	One-line Pencilfish Dip-tailed Pencilfish, Pfauenaugen-Schrägsteher (Germany), Tail-eye Pencilfish
Type Locality	Near mouth of Rio Negro, Brazil.
Synonym(s)	Nannobrycon unifasciatus, Nannostomus ocellatus, Poecilobrycon ocellatus, Poecilobrycon unifasciatus
Pronunciation	nan oss tow muss.
Etymology	Latin, nannus = small + Greek, stoma = mouth.
Species Information
Size	38mm or 1.5" SL. Find near, nearer or same sized spp.
Sexing	Females, when in good condition, have a fuller body. Males tend to have brighter colours, typically a lot more red in the colouration.
Habitat Information
Distribution	South America: Parts of the Amazon basin of Bolivia, Brazil, and probably Colombia; the upper Orinoco basin of Venezuela, and Guyana. Amazon (click on these areas to find other species found there) Amazon, Upper Amazon (click on these areas to find other species found there) Login to view the map.
IUCN Red List Category	Least Concern , range map and more is available on the IUCN species page. Last assessed 2020.
Husbandry Information
Suggested Tankmates	Avoid boisterous tankmates, this is a small slow moving species that shoals.
Breeding Reports	There is no breeding report.
Further Information
Reference	Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 74 (1. Abth.), pp 127 [79], Pl. 9 (fig. 1)
Registered Keepers	There is no registered keeper.
Wishlists	Love this species? Click the heart to add it to your wish list. There is no wish to keep this species.
Spotters	Spotted this species somewhere? Click the binoculars! There is but a single record of this fish being seen, view it.
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	Look up N. unifasciatus on Fishbase
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	Look up N. unifasciatus on Global Biodiversity Information Facility
	LFS label creator ARN ref:4.43.459.5158
Last Update	2025 Jan 01 12:51 (species record created: 2013 Jun 14 16:06)