241. Rio Caia (38.83N, 7.08W) , Stream 242. Rio Calabor (41.92N, 6.68W) , Stream 243. Rio Calvo (41.62N, 7.25W) , Stream 244. Rio Castro Laboreiro (41.87N, 8.2W) , Stream 245. Rio Cavado (41.53N, 8.8W) , Stream 246. Rio Caya (38.83N, 7.08W) , Stream 247. Rio Chanca (37.55N, 7.52W) , Stream 248. Rio Cobral (40.4N, 7.9W) , Stream 249. Rio d' Odirelas (38.2N, 8.3W) , Stream 250. Rio da Figueira (38.03N, 8.37W) , Stream 251. Rio da Ribeira (41.6N, 7.85W) , Stream 252. Rio Dao (40.33N, 8.18W) , Stream 253. Rio das Enguias (38.75N, 8.92W) , Stream 254. Rio de Angueira (41.47N, 6.63W) , Stream 255. Rio de Calabor (41.92N, 6.68W) , Stream 256. Rio de Campilhas (37.95N, 8.4W) , Stream 257. Rio de Chanza (37.55N, 7.52W) , Stream 258. Rio de Fafiao (41.68N, 8.12W) , Stream 259. Rio de Gamoneda (41.83N, 6.93W) , Stream 260. Rio de Guadramil (41.9N, 6.55W) , Stream 261. Rio de la Montana (41.95N, 8.08W) , Stream 262. Rio de la Montana (41.95N, 8.08W) , Stream 263. Rio de Odivelas (38.2N, 8.3W) , Stream 264. Rio de Parazuelo (41.47N, 6.63W) , Stream 265. Rio de San Lorenzo (41.97N, 7.15W) , Stream 266. Rio de Santa Ana (41.63N, 6.45W) , Stream 267. Rio de Sao Martinho (38.4N, 8.65W) , Stream 268. Rio de Soure (40.15N, 8.73W) , Stream 269. Rio de Touroes (40.87N, 6.8W) , Stream 270. Rio de Vinha da Rainha (40.12N, 8.83W) , Stream 271. Rio Divor (38.98N, 8.48W) , Stream 272. Rio do Vale Madeiro (41.83N, 7.2W) , Stream 273. Rio do Xarrama (38.23N, 8.33W) , Stream 274. Rio Douro (41.13N, 8.67W) , Stream 275. Rio Duero (41.13N, 8.67W) , Stream 276. Rio Elga (39.67N, 7.02W) , Stream 277. Rio Eljas (39.67N, 7.02W) , Stream 278. Rio Erges (39.67N, 7.02W) , Stream 279. Rio Erjas (39.67N, 7.02W) , Stream 280. Rio Erjes (39.67N, 7.02W) , Stream | 281. Rio Este (41.37N, 8.68W) , Stream 282. Rio Ferro (41.4N, 8.22W) , Stream 283. Rio Godolid (38.33N, 7.27W) , Stream 284. Rio Guadiana (37.23N, 7.37W) , Stream 285. Rio Guadiana (37.23N, 7.37W) , Stream 286. Rio Inha (41.03N, 8.43W) , Stream 287. Rio Lima (41.68N, 8.83W) , Stream 288. Rio Limia (41.68N, 8.83W) , Stream 289. Rio Macas (41.48N, 6.65W) , Stream 290. Rio Maior (39.2N, 8.72W) , Stream 291. Rio Manzanas (41.48N, 6.65W) , Stream 292. Rio Marateca (38.57N, 8.75W) , Stream 293. Rio Mente (41.77N, 7.17W) , Stream 294. Rio Mente (41.77N, 7.17W) , Stream 295. Rio Moas (41.97N, 7.15W) , Stream 296. Rio Moaz (41.97N, 7.15W) , Stream 297. Rio Mondego (40.15N, 8.87W) , Stream 298. Rio Murtiga (38.17N, 7.08W) , Stream 299. Rio Murtigas (38.17N, 7.08W) , Stream 300. Rio Nabao (39.52N, 8.35W) , Stream 301. Rio Neiva (41.6N, 8.8W) , Stream 302. Rio Ocresa (39.53N, 7.83W) , Stream 303. Rio Ocreza (39.53N, 7.83W) , Stream 304. Rio Odeseixe (37.45N, 8.8W) , Stream 305. Rio Olo (41.3N, 8.05W) , Stream 306. Rio Paiva (41.07N, 8.27W) , Stream 307. Rio Pele (41.35N, 8.5W) , Stream 308. Rio Pranto (40.12N, 8.83W) , Stream 309. Rio Rabacal (41.5N, 7.2W) , Stream 310. Rio Rabagao (41.7N, 8.02W) , Stream 311. Rio Raia (39N, 8.28W) , Stream 312. Rio Sado (38.48N, 8.92W) , Stream 313. Rio Santo Estevao (38.93N, 8.9W) , Stream 314. Rio Seda (38.93N, 8.05W) , Stream 315. Rio Seia (40.42N, 7.95W) , Stream 316. Rio Sever (39.67N, 7.53W) , Stream 317. Rio Sever (39.67N, 7.53W) , Stream 318. Rio Sor (39N, 8.28W) , Stream 319. Rio Sorraia (38.93N, 8.88W) , Stream 320. Rio Tajo (38.67N, 9.4W) , Stream |