रियो नीग्रो (Rio Negro; अरथ: करियई नदी, काली नदी) दक्खिन अमेरिका महादीप के एक ठो प्रमुख नदी बाटे जे अमेजन नदी सिस्टम के एगो सहायिका नदी हवे।

Rio Negro (Rio Negro/Río Negro)
Guainía River
Sunset over the Rio Negro, upstream from Manaus
देस  कोलंबिया,  Venezuela,  ब्राजील
सहायिका
 - बायें से Branco River (and many smaller rivers)
 - दहिने से Vaupés River (and many smaller rivers)
उदगम highlands of Colombia
 - लोकेशन Guainía Department, Amazon region, Colombia
मुहाना Amazon River
 - लोकेशन Manaus, Amazonas State, Brazil
 - ऊँचाई 30.48[1] मी (100 फीट)
 - निर्देशांक 3°08′00″S 59°54′30″W / 3.13333°S 59.90833°W / -3.13333; -59.90833निर्देशांक: 3°08′00″S 59°54′30″W / 3.13333°S 59.90833°W / -3.13333; -59.90833
लंबाई 2,250 किमी (1,400 मील) [2]
थाला 691,000 किमी2 (267,000 वर्ग मील)
जलनिकास मुहाना
 - औसत 28,400 m3/s (1,002,900 cu ft/s) [3]
Map showing the Rio Negro in the Amazon Basin
  1. Tannenbaum, Frank (29 August 2012). "TEN KEYS LAT AMER". Knopf Doubleday Publishing Group. Retrieved 9 April 2018 – via Google Books.
  2. Ziesler, R.; Ardizzone, G.D. (1979). "Amazon River System". The Inland waters of Latin America. Food and Agriculture Organization of the United Nations. ISBN 92-5-000780-9. Archived from the original on 8 November 2014.
  3. Seyler, Patrick; Laurence Maurice-Bourgoin; Jean Loup Guyot. "Hydrological Control on the Temporal Variability of Trace Element Concentration in the Amazon River and its Main Tributaries". Geological Survey of Brazil (CPRM). Archived from the original on 13 May 2020. Retrieved 24 July 2010.