In the igarapés Baré and Ubim, western Brazil, H.
The water normally has a negligible dissolved mineral content, is poorly buffered and stained brown due to the gradual release of tannins and organic acids from decaying plant material. Mostly inhabits sluggish tributaries, side arms and forest lakes, and often associated with submerged woody structures such as roots, fallen branches, overhanging riparian vegetation or aquatic plants. Its range is currently understood to extend from the rio Purus in Brazil at least as far upstream as the Nanay watershed close to Iquitos, Peru, and it also occurs in some Colombian tributaries. Type locality is given as ‘probably border area between Peru and Brazil’, and this species is native to the upper Amazon basin in the ‘Tres Fronteras’ region where the borders of Brazil, Peru and Colombia meet. Order: Characiformes Family: Characidae Distribution Hyphessobrycon: from the Ancient Greek υπελάσσων (hyphesson), meaning ‘of lesser stature’, and used as a prefix in this case, plus the generic name Brycon.Įrythrostigma: from the Ancient Greek ἐρυθρός (eruthros), meaning ‘red’, and στίγμα (stigma) meaning ‘to brand’, in reference to the distinctive red flank marking.
Hemigrammus erythrostigma Fowler, 1943 Hyphessobrycon rubrostigma Hoedeman, 1956 Etymology Hyphessobrycon erythrostigma (FOWLER, 1943) Bleeding Heart Tetra Synonyms Top ↑
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