|Native name||වලවේ ගඟ (Sinhala)|
|Locations||Padalangala, Mamadala, Nakulugamuwa, Uswewa, Angunakolapelessa, Tunkama, Ridiyagama|
|Length||138 km (86 mi)|
The Walawe (Sinhala : වලවේ ගඟ, Tamil : வளவை ஆறு) is a 138 km (86 mi) long river in Sri Lanka which initiates from Adam's Peak. It meets the Indian Ocean at the coastal town of Ambalantota.
Poḷonnaruwa is the main town of Polonnaruwa District in North Central Province, Sri Lanka. The modern town of Polonnaruwa is also known as New Town, and the other part of Polonnaruwa remains as the royal ancient city of the Kingdom of Polonnaruwa.
Horton Plains National Park is a national park in the central highlands of Sri Lanka that was designated in 1988. It is located at an elevation of 2,100–2,300 m (6,900–7,500 ft) and encompasses montane grassland and cloud forest. It is rich in biodiversity and many species found here are endemic to the region. It is also a popular tourist destination and is situated 8 kilometres (5.0 mi) from Ohiya, 6 kilometres (3.7 mi) from the world-famous Ohiya Gap/Dondra Watch and 32 kilometres (20 mi) from Nuwara Eliya.
Udawalawe National Park is a national park on the boundary of Sabaragamuwa and Uva Provinces in Sri Lanka. The park was created to provide a sanctuary for wild animals displaced by the construction of the Udawalawe Reservoir on the Walawe River, as well as to protect the catchment of the reservoir. The reserve covers 30,821 hectares (119.00 sq mi) of land area and was established on 30 June 1972.
Matara is a major city in Sri Lanka, on the southern coast of Southern Province. It is the second largest city in Southern Province. It is 160 km (99 mi) from Colombo. It is a major commercial hub, and it is the administrative capital and largest city of Matara District.
Udawalawe is a small town located in the southern part of the Ratnapura District in Sri Lanka. It is situated in close to the district's boundary with the Hambantota District and Monaragala District.
Sri Lankan state-sponsored colonization schemes is the government program of settling mostly farmers from the densely populated wet zone in the sparsely populated areas of the dry zone in the North Central Province, Southern Province, Uva Province, Sabaragamuwa Province, Northern Province and the Eastern Province regions near tanks and reservoirs being built in major irrigation and hydro-power programs such as the Mahaweli project to create farming and fishing communities. This has taken place since the 1950s.
Kitti Sri Megha, also referred to as Kittisrimegha, was a medieval king of the principality of Dakkinadesa in Sri Lanka. The nephew of King Vijayabahu I, he attempted to seize the throne of Sri Lanka along with his two brothers in 1110 CE, but was defeated by Vickramabahu I. He then retreated to the south of the country, which he initially ruled with his younger brother Sri Vallabha. He later ascended to the throne of Dakkinadesa following the death of his older brother Manabharana.
Vijayabahu I was a medieval king of Sri Lanka. Born to a royal bloodline, he grew up at a time when, part of the country was occupied by invaders from the Chola Kingdom or Empire of Southern India. He assumed rulership of the Ruhuna principality in the southern parts of the country in 1055. Following a seventeen-year-long campaign, he successfully drove the Cholas out of the island in 1070, reuniting the country for the first time in over a century. During his reign, he re-established Buddhism in Sri Lanka and repaired much of the damage caused to infrastructure during the wars. He offered the Thihoshin Pagoda(Lord of Sri Lanka Buddha image) to Burma king Alaungsithu and it is now still in Pakokku.
Bambarakanda Falls is the tallest waterfall in Sri Lanka. With a height of 263 m (863 ft), it ranks as the 461st highest waterfall in the world. Situated in Kalupahana in the Badulla District, this waterfall is 5 km away from the A4 Highway. The waterfall was formed by Kuda Oya, which is a tributary of the Walawe River. The Bambarakanda Falls can be found in a forest of pine trees.
The Samanala Dam is a dam primarily used for hydroelectric power generation in Sri Lanka. Commissioned in 1992, the Samanalawewa Project is the third-largest hydroelectric scheme in the country, producing 405 GWh of energy annually. It was built with financial support from Japan and the United Kingdom. It is notable for a large leak on its right bank. Power production continues as planned despite the leakage, and the water from the leak now provides two thirds of the water issued by the reservoir for agriculture in downstream areas.
Ambalantota is a coastal town in southern Sri Lanka. It is located in Southern Province in Hambantota District between Matara and Hambantota.
The Sri Lanka drongo or Ceylon crested drongo, is a species of bird in the family Dicruridae. It is endemic to Sri Lanka. It was previously considered a subspecies of the greater racket-tailed drongo. Its natural habitats are subtropical or tropical moist lowland and montane forests.
The Sri Lanka Railways M4 is a class of diesel-electric locomotive manufactured in Canada by Montreal Locomotive Works. Fourteen of the manufacturers' model MX-620 were imported in 1975.
Rasboroides pallidus is a species of freshwater cyprinid fish endemic to southwestern Sri Lanka. It is only known from shallow, slow-flowing streams in the basins of the Kalu River, Bentara River, Gin River, Polathu-Modera River and Nilwala River. It has been introduced to the Mahaweli and Walawe River basins, and is overall less threatened than the related R. vaterifloris.
Rasboroides rohani, is a species of freshwater cyprinid fish endemic to Sri Lanka where only known from shallow, slow-flowing, shady streams near Suriyakanda in the Walawe River basin. It was scientifically described in 2013, but a comprehensive review in 2018 based on morphometry, meristics and mtDNA disputed its validity, showing that it is a junior synonym of R. pallidus. The occurrence of R. pallidus in the Walawe River basin is not natural, but the result of translocations.
Deshamanya Tissa Devendra is a writer and retired civil servant.
The Sri Lanka tree crab,, is a species of freshwater crabs of the family Gecarcinucidae that is endemic to Sri Lanka. It is the only known tree climbing freshwater crab found in the country. The crab is discovered from 11 localities from Sri Lanka throughout Kalu River, Walawe River and Gin River basins. Adult are known to survive well in rainwater-filled tree hollows of trees such as Shorea sp., Artocarpus sp., Dillenia sp., Garcinia sp., Myristica sp., and Gyrinops walla. Females with youngs can be seen during February and March on the ground, never within tree hollows. The known predators are Greater coucal, White-throated kingfisher, Sri Lanka grey hornbill and Eurasian otter.
Anopheles pallidus is a species complex of mosquito belonging to the genus Anopheles. It is found in India, and Sri Lanka and Myanmar. It is a potential natural vector of bancroftian filariasis in Sri Lanka as well as Malaria and Babesiosis in other countries.