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The Angat River joins the Pampanga River at Calumpit, Bulacan via the Bagbag River. Mount Arayat stands in the middle of the basin. Southeast of Mount Arayat and the Pampanga River is the Candaba Swamp , covering an area of some 250 square kilometres (97 sq mi) absorbing most of the flood flows from the western slopes of a portion of the Sierra ...
It encompasses 84,500 hectares (209,000 acres) of the drainage basin surrounding the Pantabangan Lake, an impoundment of the Pampanga River by the Pantabangan Dam. The multi-purpose dam is situated at the confluence of Pampanga River's two headwaters, namely the Pantabangan and Carranglan Rivers in the municipality of Pantabangan. [1]
The Food and Agriculture Organization classifies the Philippine archipelago as a distinct basin that produces around 1.33% of global fish catch. [33]: 58 As of 2015, fisheries made up 1.5% of GDP, employing 1.6 million people, and adding US$4.33 billion to the economy. At this time, the Philippines had the 8th largest national fishery.
18 Major River Basins in the Philippines Rivers in the Philippines are grouped into 18 major river basins . Of these, the Cagayan , the country's longest river, [ 1 ] has the largest drainage basin, followed by the Mindanao , the Agusan , and the Pampanga .
A negrito fishing boat in 1899. Fisheries in the Philippines have played an important role in the livelihoods of people in the archipelago throughout recorded history. Fishing is present within traditional folklore and continues to play an important role in modern livelihoods in the Philippines, both for sustenance and for commercial activities.
Candaba Swamp is located in Pampanga and Bulacan provinces, 60 km northeast of Manila in the Philippines. It encompasses about 32,000 ha, made of freshwater ponds, swamps and marshes surrounded by seasonally flooded grasslands. The entire area becomes submerged underwater during the wet season.
Pantabangan Dam is an earth-fill embankment dam on the Pampanga River located in Pantabangan in Nueva Ecija province of the Philippines. The multi-purpose dam provides water for irrigation and hydroelectric power generation while its reservoir, Pantabangan Lake, affords flood control. The reservoir is considered one of the largest in Southeast ...
The banks of the river attracted informal settlers and the remaining factories dumped their wastes into the river, making it effectively a huge sewer system. Industrialization had already polluted the river. [1] In the 1930s, observers noticed the increasing pollution of the river, as fish migration from Laguna de Bay diminished. People ceased ...