Title: Baïse Content: The Baïse or Grande Baïse  is a French river that flows through the Hautes- Pyrénées, Gers and Lot-et-Garonne departments, in the Occitanie and Nouvelle- Aquitaine regions. The river's source is in the Pyrenees and is a left tributary of the Garonne river. In general, it flows from south to north. ==Geography== The Baïse river has a length of and a drainage basin with an area of . Its average yearly discharge is at Nérac, a small town of the Lot- et-Garonne department that is at about of the confluence with the Garonne river. The largest discharges are during winter and spring, with in February. Colors= id:lightgrey value:gray(0.9) id:darkgrey value:gray(0.7) id:sfondo value:rgb(1,1,1) id:barra value:rgb(0.6,0.7,0.8) ImageSize = width:500 height:300 PlotArea = left:50 bottom:30 top:30 right:30 DateFormat = x.y Period = from:0 till:25 TimeAxis = orientation:vertical AlignBars = justify ScaleMajor = gridcolor:darkgrey increment:10 start:0 ScaleMinor = gridcolor:lightgrey increment:5 start:0 BackgroundColors = canvas:sfondo BarData= bar:Jan text:Jan. bar:Feb text:Feb. bar:Mar text:Mar. bar:Apr text:Apr. bar:May text:May bar:Jun text:Jun. bar:Jul text:Jul. bar:Aug text:Aug. bar:Sep text:Sep. bar:Oct text:Oct. bar:Nov text:Nov. bar:Dec text:Dec. PlotData= color:barra width:20 align:left bar:Jan from:0 till: 19.00 bar:Feb from:0 till: 23.00 bar:Mar from:0 till: 17.90 bar:Apr from:0 till: 15.20 bar:May from:0 till: 13.80 bar:Jun from:0 till: 9.810 bar:Jul from:0 till: 4.710 bar:Aug from:0 till: 3.350 bar:Sep from:0 till: 3.280 bar:Oct from:0 till: 5.970 bar:Nov from:0 till: 8.400 bar:Dec from:0 till: 16.60 PlotData= bar:Jan at: 19.00 fontsize:S text: 19.00 shift:(-8,5) bar:Feb at: 23.00 fontsize:S text: 23.00 shift:(-12,5) bar:Mar at: 17.90 fontsize:S text: 17.90 shift:(-12,5) bar:Apr at: 15.20 fontsize:S text: 15.20 shift:(-12,5) bar:May at: 13.80 fontsize:S text: 13.80 shift:(-12,5) bar:Jun at: 9.810 fontsize:S text: 9.810 shift:(-12,5) bar:Jul at: 4.710 fontsize:S text: 4.710 shift:(-12,5) bar:Aug at: 3.350 fontsize:S text: 3.350 shift:(-12,5) bar:Sep at: 3.280 fontsize:S text: 3.280 shift:(-12,5) bar:Oct at: 5.970 fontsize:S text: 5.970 shift:(-12,5) bar:Nov at: 8.400 fontsize:S text: 8.400 shift:(-12,5) bar:Dec at: 16.60 fontsize:S text: 16.60 shift:(-12,5) Average monthly discharge (m3/s) at Nérac ===Course=== The source of the Baïse is on the Plateau de Lannemezan, in the Capvern commune (Hautes-Pyrénées), at an altitude of about . The Baïse flows through 2 regions, 3 departments and 52 communes. Some of the communes are: * Occitanie region ** Hautes-Pyrénées : Lannemezan, Trie-sur-Baïse ** Gers : Mirande, Castéra-Verduzan, Valence-sur- Baïse, Condom * Nouvelle-Aquitaine region ** Lot-et-Garonne : Moncrabeau, Nérac, Lavardac, Buzet-sur-Baïse Finally, it flows into the Garonne river at Saint-Léger (Lot-et-Garonne), at of altitude. ==Main tributaries == * Left tributaries ** Gélise - * Right tributaries ** Baïsole - ** Petite Baïse - ** Auloue - ==Gallery== File:Valence hafen.jpg|Port on the Baïse in Valence- sur-Baïse File:FR-47-Nérac4.JPG|The Baïse at Nérac File:Nérac vieux pont 4.JPG|The old bridge on the Baïse at Nérac ==Related pages== * List of rivers of France