Edit Potamotrygon schroederi
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Name
Scientific name
Potamotrygon schroederi
Described by
Not recorded
Family
Potamotrygonidae
Common names
Flower Ray, P04, P45
Photograph credits
Not recorded
Summary
The flower ray, Potamotrygon schroederi, is a freshwater stingray from the Orinoco (Rio Apure) and Amazon (Rio Negro) basins in Brazil and …
Size and aquarium
Maximum size
540mm
Aquarium size
Minimum length 240 cm, Minimum depth 90 cm, Minimum height 75 cm
Water
Water conditions
Temperature 20–29°C, pH 6–7.5
Hardness
1–12dGH
Conductivity
Not recorded
Behaviour
Temperament
Not recorded
Social needs
Not recorded
Community suitability
Not recorded
Where it lives
Countries, regions, rivers and lakes
Brazil, Venezuela, Amazon, Negro, Orinoco
Writing
Etymology
Not written yet
Distribution
Native to parts of Brazil and Venezuela. It's been collected from the Rio Orinoco (Rio Apure) and Amazon (Rio Negro) basins.
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
An adult or pair will need a tank measuring at least 240 ∗ 90 ∗ 75 cm/~1620 litres.
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: 20 – 29 °C. Preferably towards the upper end of this range. pH: 6.0 - 7.5 Hardness: 1 - 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. schroederi is one of the most attractive and sought after members of the family. Due to current export restrictions in Brazil it has become very scarce in t…
References
References
No references