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. Species. It is a freshwater stingray and forms part of the Potamotrygonidae family. They prefer tropical freshwater rivers at varying depths from half a meter deep to ten meters deep. This is the most abundant and widespread endemic ray species in the Parano-plata Basin. . Photo about nature, ocellate, protected, potamotrygon, exotic - 129567094 The eyes are raised from the dorsal surface. We should mention that despite the motoro stingray popularity in aquarium husbandry, there is still no quite precise classification of this family representatives. Calm waters are their favorite and they can be found partially buried under sand at the edges of brooks, streams, and lagoons. Senses: Their eyes, positioned on the dorsal surface of their head, gives them nearly a 360° field of vision. The ocellate river stingray is polygynous, however, the males only appear to mate every few weeks. IUCN Red List of Threatened Species. en We conducted a diet-switching experiment using freshwater ocellate river stingrays (Potamotrygon motoro) fed a novel earthworm (Eisenia foetida) diet to establish the relative contributions of growth and metabolism to δ15N values in an elasmobranch species. Status: Listed as Data Deficient on IUCN. 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. Bienvenue sur notre boutique en ligne. The Ocellate river stingray (Potamotrygon motoro) is also known as the black eye stingray or the peacock stingray. 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. As adults they eat mainly fish and crustaceans. Ocellate River Stingray. Freshwater stingrays cause many serious human injuries, but identification of the offending species is uncommon. Teacup Stingray (3-4 inches) $ 149.99 $ 129.99 Read more; Sale! Rather than using cues from the seasons, this species uses the river’s hydraulic cycles to inform their reproduction. Ocellate River Stingray (Bunyupy, Ignacio, Maximilian & Zerosvalmont) | ZT2 Download Library Wiki | Fandom Download all free or royalty-free photos and vectors. Motoro stingray or ocellate river stingray (Lat. ocellate river stingray (Potamotrygon motoro) swimming underwater - Acheter cette photo libre de droit et découvrir des images similaires sur Adobe Stock Ocellate river stingrays are sometimes kept in captivity, with requirements similar to other members of Potamotrygon. Reproduction: They are ovoviviparous. 1 2; 3; Last » cc-by-nc-sa-3.0. Noté /5. They are caught by fisherman for food and fish trade due to their attractive patterns. 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! Potamotrygon ocellata (Engelhardt, 1912) pictured above: The Red-blotched river stingray is only known from Amapá in Pará, Brazil . 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. Retrouvez Ocellate River Stingray: Fish Migration, Freshwater, Bigtooth River Stingray et des millions de livres en stock sur Amazon.fr. Ocellate river stingray Potamotrygon motoro, also known as the Black river stingray, peacock-eye stingray. 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. 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 primarily carnivores, eating fish, insects, mollusks, and crustaceans. Its graceful undulations regularly stop young guests in their tracks. threats. 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. The present case involved a large freshwater stingray, Potamotrygon motoro (Chondrichthyes: Potamotrygonidae), in the Araguaia River in Tocantins, Brazil. As pups, they will eat plankton, introducing a carnivorous diet as they grow. The upper surface is grayish- brown with yellow-orange spots trimmed in black and the underside is white. Although the average number of offspring is seven, they can have 3 to 21 pups at a time! Support Henry Vilas Zoo. 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. The eyes are raised from the dorsal surface. Diet: At first, the young feed on plankton, but as they grow, they eat crustaceans, small mollusks and larvae of aquatic insects. Achetez neuf ou d'occasion provider any provider Wikimedia Commons NMNH Fishes Barcode of Life Data Systems Flickr Group Animal Diversity Web Wikipeixes. In many areas, there are no regulations about the traffic or exportation of freshwater stingrays. Achetez neuf ou d'occasion cc-by-nc-sa-3.0. Ocellate river stingray (Potamotrygon motoro, peacock-eye stingray), is a freshwater ray living in the Uruguay, Paraná, Orinoco, and Amazon rivers and their basins. The ocellate river stingray’s upper body is grayish-brown with black-lined yellowish orange spots and its underside is white. They bury themselves in the sandy sediment of rivers and streams. Example sentences with "ocellate river stingray", translation memory. Ocellate River Stingray: here’s the scoop. Ocellate River Stingray Potamotrygon motoro (Müller & Henle 1841) collect. overview; data; media; articles; maps; names; license any license CC-BY CC-BY-NC CC-BY-NC-SA CC-BY-SA No copyright. Found in South American river systems, this species of stingray is heavily populated in the Brazilian Amazon region. Pregnancies can last from 100-150 days resulting in a live pup being born. I, the copyright holder of this work, hereby publish it under the following licenses: This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. The Oscellate River Stingray has a flat, round-shaped, beige or brown body with numerous yellow-orange spots that have dark rings around them. Noté /5. It was the first species to be described in the family and is also the most widespread, ranging throughout much of th All rights reserved. Because of their electroreceptor system, they can perceive low-frequency electrical signals that allow them to detect prey that cannot be seen by the naked eye. Potamotrygon motoro. Retrieved on 16 October 2006. Potamotrygon motoro) is one of the most famous and popular freshwater rays. Ocellate river stingray (Potamotrygon motoro, Pfauenaugen-Stechrochen) - Buy this stock photo and explore similar images at Adobe Stock Ocellate river stingrays are hard to breed bit not impossible. English: Ocellate river stingray (Potamotrygon motoro) at the New England Aquarium, Boston MA. © 2020 Henry Vilas Zoo. It is also known as the Peacock-Eye Stingray or the Black River Stingray. The robust tail has a venomous spine at its tip that is capable of inflicting pain. Giga-fren . 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. Ocellate river stingray, Potamotrygon motoro Conservation status Notes ^ Drioli, M. & Chiaramonte, G. (1994). Description: Ocellate river stingrays have an oval disc shaped body. ^ "Potamotrygon motoro". The Ocellate river stingray can be found in a range of freshwater basins in … It is associated with freshwater habitat. Retrouvez Potamotrygon: Ocellate River Stingray, Xingu River Ray, Bigtooth River Stingray, Porcupine River Stingray, Parana River Stingray et des millions de livres en stock sur Amazon.fr. Habitat degradation is also a major threat caused by damming and the construction of ports along the river where the stingrays live. Education Contact:education@henryvilaszoo.gov, Volunteer Contact:volunteer@henryvilaszoo.gov. Size: These stingrays can reach a diameter of two feet (0.61 m). Unlike the ones you’ll see in the Aquarium’s touch pool and shark gallery, this stingray lives in fresh water. Potamotrygon motoro (Müller and Henle, 1841): The Ocellate river stingray was collected by Natterer in the Cuiabá river in Brazil, and it is possibly the most widespread ray in South America. It is listed in CITES Appendix III. 2006. They have crescent-shaped pupils with dynamic irises that can adjust the pupil's size in response to light conditions. trusted. Females produce eggs that develop within her, the young then hatch inside of her and are ‘born’ live. 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), also known as the Black river stingray, peacock-eye stingray or South American stingray in their habitat A la suite de plusieurs demandes, nous allons mettre en place un système de commande groupée, nous recherchons donc des personnes qui se The robust tail has a venomous spine at its tip that is capable of inflicting pain. Date: 16 August 2008: Source: Own work: Author: Steven G. Johnson: Licensing. Support Conservation. The Oscellate River Stingray (Potamotrygon motoro) is a freshwater ray in the Potamotrygonidae family of stingrays. add example. IUCN 2006. www.iucnredlist.org. Thousands of new, high-quality pictures added every day. [3] It is one of the most common species of Potamotrygon in the aquarium. The size of the litter can vary anywhere from 3 to 21 pups. 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. 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! Behavior: Ocellate river stingrays are potamodromous, meaning they migrate within freshwater rivers and streams for short periods of time. The upper surface is grayish- brown with yellow-orange spots trimmed in black and the underside is white. Potamotrygon motoro (Ocellate River Stingray) is a species of Myliobatiformes in the family river stingrays. This particular big animal took about 12 months to complete (preparation and custom-made display case included). Your Ocellate River Stingray stock images are ready. Description: Ocellate river stingrays have an oval disc shaped body. 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