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Hyphessobrycon herbertaxelrodi Géry, 1961 Black neon tetra |
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photo by
Hoffmann, P. and M. Hoffmann |
| Family: | Acestrorhamphidae (American tetras), subfamily: Hyphessobryconinae | |||
| Max. size: | 3.23 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater; pH range: 5.5 - 7.5; dH range: 15 | |||
| Distribution: | South America: Paraguay River basin. | |||
| Diagnosis: | ||||
| Biology: | Feeds on worms, small crustaceans and plant matter. In captivity, it swims in the middle and upper water layers of the tank; spawns in the open water and its eggs hatch in 24 to 30 hours (Ref. 7020). Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 60 cm (Ref. 51539). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435) | |||
| Threat to humans: | harmless | |||