A large and efficient biological filter is needed to cope with the amounts of biological waste produced by an active, predatory fish of this size. These include sand banks, the shallows of major rivers and slow-moving tributaries with substrates of mud or sand. Freshwater stingrays eat crustaceans and other invertebrates. Most natives of the countries in which they’re found are far more fearful of rays than other supposedly life-threatening species, such as piranha. In the shop try to see the fish feeding before purchase if possible. Males tend to be smaller.eval(ez_write_tag([[580,400],'seriouslyfish_com-medrectangle-4','ezslot_2',111,'0','0'])); An adult or pair will need a tank measuring at least 96″ x 36″ x 30″/240cm x 90cm x 75cm/1700 litres. If you can see a bony-looking growth protruding on each side of the caudal peduncle, this is a clear indication of malnutrition. The pain was very bad and it was burning in pain and it’s was horrible and the pain got worse. Temperature: 68 – 84° F/20 – 29°C. whilst their underside is gray with no spots. (d) Freshwater stingrays (Family Potamotrygonidae, all species). Mobile WYSIWYG CORALS. Pregnant females are generally safe to be left in situ, although once the pups are born they’re best removed to avoid predation by other tankmates. However the danger involved is minimal if a respectful attitude is adopted. Tank maintenance must be similarly stringent. This means that it would have been unlikely to survive in the wild and needed hand feeding. eval(ez_write_tag([[300,250],'seriouslyfish_com-large-leaderboard-2','ezslot_7',112,'0','0'])); They’re often a little reluctant to feed when initially imported, and usually arrive in quite a skinny state. These are the result of a genetic defect and have certain parts of the disc missing, usually at the rear edge and the area around the head. A varied diet is needed to keep the fish in top condition. In the shop try to see the fish feeding before purchase if possible.

Most injuries in the hobby occur when naive and/or foolhardy ray keepers attempt to “pet” their fish or catch them using a net. For å pair the price can be from 500 dollar to 20.000 dollars repend on the farmer and wich country you live in. It’s therefore essential that the she is large enough to defend herself. Along with sawfish and sharks all rays are included in the class Elasmobranchii. If it in case that a stingray sting is like a wasp sting, then this is not true. Rays should not be fed the meat of mammals such as beef heart or chicken. Freshwater stingray, all species of the family Potamotrygonidae. He does so as in order to mate the pair must position themselves so that their bellies are facing each other. You can try reintroducing them a few days later if necessary. eval(ez_write_tag([[300,250],'seriouslyfish_com-box-4','ezslot_6',120,'0','0'])); Filtration is one of the most important aspects of a ray set-up. More severe reactions than this are not uncommon, and medical advice should be sought no matter how serious the sting. The stunning P. sp.

Hardness: Ideally less than 5°H to reflect the species' natural waters.

Some hobbyists use river sand which is an excellent choice, especially for juveniles. Rays can be picky when it comes to selecting a mate. Not only will maintenance be far simpler but there is less chance of the rays destroying anything or worse, burning themselves by resting on a submerged heaterstat. Simply buying a pair of fish and putting them together will not guarantee a successful pairing. Freshwater stingray for sale are native to South America. The orientation of the barbs also allows them to work like a fishing hook, making it difficult to remove the sting once it’s embedded in the flesh of a target. eval(ez_write_tag([[300,250],'seriouslyfish_com-box-4','ezslot_5',120,'0','0'])); Filtration is one of the most important aspects of a ray set-up. It’s caused by extended periods of starvation and/or stress and is thought to come about as a result of the fishes’ nervous system and muscle tissue breaking down. P. leopoldi is aruably one of the most stunning freshwater species in the hobby and comes with a price tag to match. Some cichlids, such as Heros or Geophagus species work well, as do many bigger characins and cyprinids. This condition is commonly referred to as the “death curl” by ray keepers and the vast majority of affected specimens fail to recover from it. The spawning act itself is quite brief, lasting only a few seconds. These help to tear open the sheath when the ray attempts to use its sting, as well as widening any wound inflicted. If this is placed at the surface the resulting agitation will also provide the high oxygenation levels required by rays. If this behaviour continues for too long with no successful mating event real physical damage can occur. The river or freshwater stingrays belong to the family Potamotrygonidae (or subfamily Potamotrygoninae of the family Dasyatidae in some folks minds). Wild rays feed chiefly on other fish and aquatic invertebrates, including worms and crustaceans. Gars, all species of the family Lepisosteidae. However due to current Brazilian legislation regarding the export of rays it’s almost never available at present, and tends to command a high price when it is. The venom is protein-based and contains a cocktail of chemicals designed to cause both intense pain and rapid tissue degeneration (necrosis). Similarly while many of the larger Loricariids would certainly make attractive additions, there are many documented instances of these suckermouth catfish attaching themsleves to the rays’ delicate discs and causing injury. Inside the uterus of the female specialised filaments or villi develop. In Colombia for example there are over 2000 annual cases of injury and even the odd death caused by ray stings. If you can see a bony-looking growth protruding on each side of the caudal peduncle, this is a clear indication of malnutrition. Most injuries in the hobby occur when naive and/or foolhardy ray keepers attempt to “pet” their fish or catch them using a net. Some of the lipids contained in these meats cannot be properly metabolised by the fish, and can cause excess deposits of fat and even organ degeneration. Obviously all these species grow to an impressive size so tank volume should be the primary consideration before any choices are made. Rays also like to bury themselves in sand when stressed and are usually found in sandy or muddy habitats in nature so to deny them the option of cover seems rather cruel to us. Following a successful mating event the male should stop harassing his partner.

Instead, the industry has to mainly rely on captive bred rays, which considerably ups their price. A ray can’t move its sting independently, rather it uses its tail in a flailing motion when trying to sting something. Potamotrygon species utilise a breeding strategy known as matrotrophic viviparity. Litter size usually varies between 1-8 and gestation can take between months. These help to tear open the sheath when the ray attempts to use its sting, as well as widening any wound inflicted. Shipping Handling costs are not refundable. The protruberances are the pelvic “bones” and should not be visible in a well-fed ray. If selecting a single pair try to choose similarly patterned specimens, and a bigger female than male. Given the potentially precarious conservation status of some species this really should be avoided wherever possible. Some populations that have a restricted natural range are thought to be under threat from various anthropogenic impacts, including habitat destruction, ecotourism and to a lesser extent, collection for the aquarium trade. The water in the tank is usually cloudy following a birth (this is thought to be caused by fluids released as the pups leave the body of the female), and a large water change is recommended once they’ve have been removed. Live bloodworm or earthworms (the latter can be chopped for small specimens) are generally considered to be among the best foods for conditioning newly imported rays.

Many hobbyists like to hand feed their rays and this is fine as long as you’re careful.

The best tankmates are large enough not to be eaten, peaceful and ideally occupy the upper parts of the tank. Aim to turn over the entire tank volume around four times per hour, and position the outflow from the filter so that there is a bit of a current running down the tank. Like other rays they’ve also developed specialised breathing apparatus to allow them to breathe whilst lying in or on the substrate (the mouth and gills are on the underside of the fish, so can’t be used when the fish is at rest like this). If stung, at the very least expect excruciating localised discomfort, headaches, nausea and diarrohea. 16. As their name implies, they live in fresh water in the Amazon. There are presently 3 valid genera a one that has not been scientifically described but contains a ray that is visibly different enough to warrant a separate classification. Freshwater stingray for sale. In juvenile males they’re much smaller, but can still be seen if you look closely. Some hobbyists use river sand which is an excellent choice, especially for juveniles. More recently there has been a somewhat alarming rise in popularity for the so-called “bat” or “batman” rays. It also move into areas of flooded forest during the annual wet season and can later be found in terrestrial lakes and ponds formed by the receding flood waters. If the rays are being maintained alone the adults won’t usually harm them although the chance is always there. Like other members of the genus it inhabits a variety of biotopes. Live bloodworm or earthworms (the latter can be chopped for small specimens) are generally considered to be among the best foods for conditioning newly imported rays. These fish come with a whopping price tag. If you’re lucky enough to own a pair of rays that are breeding regularly, give the female a break from the male after every 2-3 litters. Attempting to retrieve a couple of feet of venomous fish from the floor would likely be a memorable experience for all the wrong reasons! They have oval shaped bodies.

These are specialist animals that can live for over 20 years, so the purchase of one amounts to a considerable commitment. The vast majority of captive rays belong to the biggest genus, Potamotrygon.

A sting occurs if the tip of the spine pierces the integumentary sheath and also makes contact with the skin of the intended target. If stung, at the very least expect excruciating localised discomfort, headaches, nausea and diarrohea. 13. It’s therefore essential that the she is large enough to defend herself. Males have a pair sexual appendages known as “claspers”, one on each pelvic fin. Even these may not survive the rays’ attention though.

If this behaviour continues for too long with no successful mating event real physical damage can occur.

Often the new sting begins to appear before the original one is shed. Gestation in captive rays generally takes between 9-12 weeks.

Herring, all species of the family Clupeidae. On the dorsal surface of this are a number of backwards pointing barbs. Return shipping cost will be paid by buyer. The Potamotrygonids are part of the only group of Elasmobranchs that have evolved to occupy purely freshwater habitats. Click on the following links to search for high quality live, frozen and dry food: To find other high quality, highly recommended foods click. For ease of identification all Potamotrygonids have therefore been assigned a “P-number”. Others use standard aquarium gravel of varying grades. A handful of keepers have reported that their leopoldi specimens do exhibit this pattern, a phenomenon which some have surmised should be attributed to captive hybridisation. A healthy specimen will rarely refuse food. A single marine genus, Styracura, of the tropical West Atlantic and East Pacific are also part of Potamotrygonidae.