Xingu River ray Xingu River ray The Xingu River ray, white-blotched river stingray, or polka-dot stingray ("Potamotrygon leopoldi") is a species of freshwater fish in the family Potamotrygonidae. It is endemic to the Xingu River basin in Brazil and prefers rocky bottoms. It is sometimes kept in aquaria. "P. leopoldi" reaches up to in disc width, in total length and in weight. Females grow larger than males. It is closely related to the similar "P. henlei" from the Tocantins River basin and "P. albimaculata" from the Tapajós River basin. Compared to "P. henlei", "P. leopoldi" is deeper black above and its underparts are
2000 South American Cross Country Championships 9 countries were competing for the Central American and Caribbean Cross Country Championships. 13 athletes from Colombia and 5 athletes from Panamá competed for both championships. In addition, one African guest athlete, and 45 local Colombian athletes participated. 2000 South American Cross Country Championships The 2000 South American Cross Country Championships took place on February 5–6, 2000. The races were held in Cartagena de Indias, Colombia, jointly with the Central American and Caribbean Cross Country Championships. Complete results, results for junior and youth competitions, and medal winners were published. This is an unofficial extraction from the results. According to an