Habitat/range: This freshwater ray prefers calm water with sandy substrates and are endemic to several South American river systems: the basins of the Paraná-Paraguay, Orinoco and Amazon Rivers. Support Conservation. Rather than using cues from the seasons, this species uses the river’s hydraulic cycles to inform their reproduction. Ocellate River Stingray: here’s the scoop. Ocellate river stingray (Potamotrygon motoro), also known as the Black river stingray, peacock-eye stingray or South American stingray in their habitat Potamotrygon motoro. It may be beautiful, but watch out for that big spine at the end of its strong tail as it can deliver a painful sting! Ocellate river stingray (Potamotrygon motoro, Pfauenaugen-Stechrochen) - Buy this stock photo and explore similar images at Adobe Stock Giga-fren . cc-by-nc-sa-3.0. Their sense of smell is well developed and around their mouth they have electrical sensors called Ampullae of Lorenzini that sense the natural electrical charges of potential prey and predators. Potamotrygon ocellata (Engelhardt, 1912) pictured above: The Red-blotched river stingray is only known from Amapá in Pará, Brazil . Calm waters are their favorite and they can be found partially buried under sand at the edges of brooks, streams, and lagoons. It is also known as the Peacock-Eye Stingray or the Black River Stingray. The upper surface is grayish- brown with yellow-orange spots trimmed in black and the underside is white. The size of the litter can vary anywhere from 3 to 21 pups. Behavior: Ocellate river stingrays are potamodromous, meaning they migrate within freshwater rivers and streams for short periods of time. Achetez neuf ou d'occasion Unlike the ones you’ll see in the Aquarium’s touch pool and shark gallery, this stingray lives in fresh water. It is a freshwater stingray and forms part of the Potamotrygonidae family. The major threat to this species is habitat degradation caused by the damming of the Río Paraná system for navigation, hydroelectric plants, and the construction of many ports along the river. The Oscellate River Stingray has a flat, round-shaped, beige or brown body with numerous yellow-orange spots that have dark rings around them. Ocellate river stingray Potamotrygon motoro, also known as the Black river stingray, peacock-eye stingray. Size: These stingrays can reach a diameter of two feet (0.61 m). Consultez la traduction français-allemand de ocellate river stingray dans le dictionnaire PONS qui inclut un entraîneur de vocabulaire, les tableaux de conjugaison et les prononciations. trusted. In many areas, there are no regulations about the traffic or exportation of freshwater stingrays. ocellate river stingray (Potamotrygon motoro) swimming underwater - Acheter cette photo libre de droit et découvrir des images similaires sur Adobe Stock It may be beautiful, but watch out for that big spine at the end of its strong tail as it can deliver a painful sting! It is listed in CITES Appendix III. The ocellate river stingray (Potamotrygon motoro), also known as the peacock-eye stingray or black river stingray, is a species of freshwater stingray in the family Potamotrygonidae. They are caught by fisherman for food and fish trade due to their attractive patterns. The eyes are raised from the dorsal surface. Find Ocellate River Stingray Potamotrygon Motoro stock images in HD and millions of other royalty-free stock photos, illustrations and vectors in the Shutterstock collection. The robust tail has a venomous spine at its tip that is capable of inflicting pain. Description: Ocellate river stingrays have an oval disc shaped body. Just one of a few ray species that evolved in freshwater, the ocellate river stingray has an ovular shape with a grey and brown upper surface area covered in yellow-orange spots. Teacup Stingray (3-4 inches) $ 149.99 $ 129.99 Read more; Sale! Species. The present case involved a large freshwater stingray, Potamotrygon motoro (Chondrichthyes: Potamotrygonidae), in the Araguaia River in Tocantins, Brazil. The eyes are raised from the dorsal surface. overview; data; media; articles; maps; names; license any license CC-BY CC-BY-NC CC-BY-NC-SA CC-BY-SA No copyright. Notes ^ Drioli, M. & Chiaramonte, G. (1994). Example sentences with "ocellate river stingray", translation memory. Retrieved on 16 October 2006. [3] It is one of the most common species of Potamotrygon in the aquarium. Ocellate River Stingray. The robust tail has a venomous spine at its tip that is capable of inflicting pain. This is the most abundant and widespread endemic ray species in the Parano-plata Basin. They have eyes positioned on the top of their heads, oriented in opposition to one another, giving them a nearly 360-degree field of vision! Reproduction: They are ovoviviparous. They prefer tropical freshwater rivers at varying depths from half a meter deep to ten meters deep. Ocellate river stingrays have eyes positioned on the dorsal surface of the head and oriented in opposition to one another, giving a nearly 360° field of vision, with little binocular overlap and blind spots directly in front of and behind the head. provider any provider Wikimedia Commons NMNH Fishes Barcode of Life Data Systems Flickr Group Animal Diversity Web Wikipeixes. They have crescent-shaped pupils with dynamic irises that can adjust the pupil's size in response to light conditions. 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