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In the latest (December 2005) Water
Quality Status Report listed on the Laguna Lake Development Authority's site, the Pangil River was listed as "Worse than Class D." It also indicated that this status had been "maintained" since the river was last monitored.
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A 2004 survey noted with alarm that all the populations were gone. The report attributed the disappearance of the rare and useful species of rice to human activities, particularly "
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490:; Guillermo Q. Tabios III; Antonio Daño (2005), "Laguna Lake's Tributary River Watersheds", in Lasco, Rodel D.; Espaldon, Ma. Victoria O. (eds.),
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594:
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310:, Class D Quality freshwater is suitable for agriculture, irrigation, livestock watering and industrial water supply class II. "
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livestock raising, farming, and road construction, which destroy the natural vegetation within the vicinity.
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Scientists have noted that further studies are needed to prevent the local extinction of this species.
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According to the Water Usage & Classification for Fresh Water system used by the
Philippines'
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visited Pangil when he was still a prince, and it was said that he used to frequent river often.
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Ecosystems and People: the
Philippine Millennium Ecosystem Assessment (MA) Sub-global Assessment
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271:- which, when translated, means "riverbank of the king" - because in the mid-18th century,
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563:(Press release). Laguna Lake Development Authority. December 1, 2005. Archived from
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595:"Vanishing populations of Oryza minuta Presl. in Pangil, Laguna, Philippines"
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314:" implies that the Pangil River is not suitable for any of those functions.
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to Pangil in gratitude. the Birhen de la O, which shows a pregnant
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341:- along a stream which is a tributary of the Pangil river.
321:(IRRI) researcher DA Vaughan documented six populations of
249:(LLDA) through one of its 15 river monitoring stations.
535:"Driving Through Laguna's History: A Laguna Travelogue"
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When he was crowned king, he sent the images of the
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of 51.14 square kilometres (19.75 sq mi).
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561:"Monthly Water Quality Status Report December 2005"
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537:. Provincial Government of Laguna. Archived from
195:less than 2 m (6.6 ft) above sea level
389:Ferryman using Bamboo raft, on the Pangil river
325:- a wild rice species known to be resistant to
308:Department of Environment and Natural Resources
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267:Part of the river is referred to as the
143:northern tip of the easternmost lobe of
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698:"The Largest Lake in the Philippines"
319:International Rice Research Institute
203:51.14 km (19.75 sq mi)
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515:"Taking a ride around Laguna de Bay"
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245:and is regularly monitored by the
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602:International Rice Research Notes
468:Laguna Lake Development Authority
252:The Pangil River sub-basin has a
247:Laguna Lake Development Authority
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294:, is believed to be miraculous.
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1171:Landforms of Laguna (province)
152: • coordinates
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133:Physical characteristics
1166:Tributaries of Laguna de Bay
404:Flora along the Pangil River
191: • elevation
16:River in Laguna, Philippines
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816:(formerly Pagsanjan River)
608:(2): 94–95, archived from
1161:Rivers of the Philippines
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237:. It is one of 21 River
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649:Visiting Pangil Eco Park
88:Show map of Philippines
218:
174:14.39182°N 121.45345°E
221:), also known as the
772:Cielito Lindo Island
645:at Wikimedia Commons
567:on November 25, 2007
513:(November 2, 2005),
511:Labay Cagoco, Josefa
857:San Cristobal River
323:Oryza minuta Presl.
179:14.39182; 121.45345
170: /
541:on October 7, 2007
488:Liongson, Leonardo
312:Worse than Class D
284:Santo Niño de la O
229:that runs through
223:Bambang Hari River
27:Bambang Hari River
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1147:
1131:
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917:Sapang Baho River
817:
641:Media related to
368:Ambon-Ambon Falls
339:brown planthopper
335:green planthopper
260:How it got named
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63:Show map of Luzon
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837:Mangangate River
822:Santa Cruz River
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814:Bumbungan River
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736:Basin country
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571:September 30,
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519:BusinessWorld
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952:Metro Manila
907:Morong River
897:Pangil River
896:
877:Maitem River
807:
762:Talim Island
717:Metro Manila
697:
643:Pangil River
617:, retrieved
610:the original
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569:. Retrieved
565:the original
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543:. Retrieved
539:the original
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298:Conservation
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269:Bambang Hari
268:
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262:Bambang Hari
261:
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227:river system
222:
211:Pangil River
210:
208:
24:Pangil River
18:
1142:Philippines
926:Settlements
902:Tanay River
790:Pasig River
744:Philippines
653:LagunaPinas
619:October 22,
415:Tree fungus
292:Virgin Mary
239:tributaries
235:Philippines
177: /
165:121°27′12″E
107:Philippines
1155:Categories
1103:Santa Cruz
1033:Binangonan
995:Santa Rosa
985:Muntinlupa
892:Pele River
872:Calo River
712:Calabarzon
474:References
200:Basin size
162:14°23′31″N
117:Calabarzon
1058:Los Baños
990:San Pedro
934:Provinces
867:Bay River
587:Banaticla
317:In 1980,
233:, in the
1123:Victoria
1108:Siniloan
1053:Kalayaan
1048:Jalajala
705:Location
593:(2004),
457:See also
286:and the
123:Province
98:Location
1098:Pililla
1068:Mabitac
1043:Cardona
1038:Calauan
980:Calamba
975:Cabuyao
754:Islands
591:Almazan
545:June 2,
355:Gallery
225:, is a
215:Tagalog
103:Country
1118:Taytay
1088:Pangil
1073:Morong
1063:Lumban
1018:Angono
1000:Taguig
962:Cities
942:Laguna
337:, and
127:Laguna
113:Region
1138:Luzon
1113:Tanay
1083:Pakil
1078:Paete
1023:Baras
970:Biñan
947:Rizal
613:(PDF)
598:(PDF)
497:(PDF)
277:Spain
139:Mouth
1093:Pila
621:2007
573:2007
547:2007
209:The
1028:Bay
651:on
275:of
241:of
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333:,
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217::
681:e
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667:v
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549:.
213:(
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