Edit Potamotrygon henlei
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Name
Scientific name
Potamotrygon henlei
Described by
Not recorded
Family
Potamotrygonidae
Common names
Black Stingray, P12
Photograph credits
Not recorded
Summary
The black stingray (P12), Potamotrygon henlei, is a freshwater stingray probably endemic to the Rio Tocantins basin in Brazil. It reaches 6…
Size and aquarium
Maximum size
600mm
Aquarium size
Minimum length 240 cm, Minimum depth 120 cm, Minimum height 60 cm
Water
Water conditions
23–28°C
Hardness
2–12dGH
Conductivity
Not recorded
Behaviour
Temperament
Not recorded
Social needs
Not recorded
Community suitability
Not recorded
Where it lives
Countries, regions, rivers and lakes
Brazil, Tocantins
Writing
Etymology
Not written yet
Distribution
Probably endemic to the Rio Tocantins basin, Brazil.
Habitat
Like other members of the genus it inhabits a variety of biotopes. These include sand banks, the shallows of major rivers and slow-moving tributaries with subs…
Aquarium size
Something around 8' x 4' x 2'/240cm x 120cm x 60cm/1728 litres would be needed for a fully grown specimen. This would also suffice for a pair or small group.
Maintenance
Strictly speaking, decor isn't really necessary in a tank set up to house rays. You can however add some large chunks of bogwood, beech branches or smooth rock…
Water conditions
Temperature: 23 – 28 °C pH: 6.0 - 7.5. Preferably below neutral. Hardness: 2 - 12°H
Diet
Wild rays feed chiefly on other fish and aquatic invertebrates, including worms and crustaceans. They're active fish with a high metabolic rate and as such wil…
Behaviour and compatibility
Rays are among the top predators in the ecosystems they populate in nature and are unsafe to keep with most other species. Conversely they also seem to prefer …
Sexual dimorphism
Rays are easy to sex. Males have a pair sexual appendages known as "claspers", one on each pelvic fin. These are used to inseminate the female when mating and …
Reproduction
Potamotrygon species utilise a breeding strategy known as matrotrophic viviparity. The young fish (often referred to as "pups") develop inside the mother and a…
Notes
P. henlei is one of the more sought after ray species in the hobby due to its striking colours and impressive adult size. A fully grown one of these makes a st…
References
References
No references