Ton Sak Yai National Park ( th, อุทยานแห่งชาติต้นสักใหญ่, ) is a

national park A national park is a nature park, natural park in use for conservation (ethic), conservation purposes, created and protected by national governments. Often it is a reserve of natural, semi-natural, or developed land that a sovereign state dec ...

Nam Pat Nam Pat ( th, น้ำปาด, ) is a watercourse in Thailand, part of the Chao Phraya River basin. It joins the Nan River The Nan River ( th, แม่น้ำน่าน, , ) is a river in Thailand. It is one of the most important tributa ...

, Tha Pla, Thong Saen Khan and Mueang Uttaradit districts in Uttaradit Province, Thailand, it was formerly known as Khlong Tron National Park.

Geography

Ton Sak Yai National Park is located about east of Uttaradit town in Nam Pat, Pak Huay Chalong, Huay Sisead, Khlong Tron Fang Khwa and Khlong Tron Fang Say forests in Uttaradit province. The park's area is 324,240 rai ~ and neighbouring Lam Nam Nan National Park and

Nam Pat Wildlife Sanctuary Nam Pat Wildlife Sanctuary ( th, เขตรักษาพันธุ์สัตว์ป่าน้ำปาด; ) is a Wildlife sanctuary (Thailand), wildlife sanctuary in Ban Khok District, Ban Khok, Fak Tha District, Fak Tha and Nam Pat D ...

to the north, abutting

Phu Miang-Phu Thong Wildlife Sanctuary Phu or ''variation'', may refer to: Places *Phủ, prefecture in 15th–19th century Vietnam People Given name *Phu Dorjee (died 1987), first Indian to climb Mount Everest without oxygen *Phu Dorjee Sherpa (died 1969), first Nepali to climb Mount ...

to the east and neighbouring Khao Yai-Khao Na Pha Thong & Khao Ta Phrom non-hunting area to the west. It is a high and a low mountain range, such as Khao Chan, Khao Daet, Khao Khwam Ruea, Khao Mai Pha, Khao Nam Yoi, Khao Ngai Ruea, Khao Phak Khwang, Khao Sam Liam, Khao Tak Bon, Khao Thanon, Khao Yuak and Khao Phu Miang is with the highest. The park's streams feed the Nan River.

Climate

Ton Sak Yai National park has a tropical savanna climate ( Köppen climate classification category Aw), which is divided into three seasons. The rainy or southwest mansoon season, with hot weather from May until September. Winter or northeast mansoon season, with cold weather from October until February. Summer or pre-mansoon season, from March until April. Temperature statistics: maximum temperature is and lowest temperature is .

History

In December 1990, a survey was set up in the Khlong Tron National Forest Reserve in Mueang Uttaradit and Nam Pat districts of Uttaradit province. The name was "Khlong Tron National park". On November 8, 1994, a draft decree was proposed to establish a national park, including Nam Pat Forest, Pak Huay Chalong Forest, Huay Sisead Forest, Khlong Tron Fang Khwa Forest and Khong Tron Fang Say Forest. On December 4, 2003, Khlong Tron National Park, covering an area of was declared the 103rd national park and managed by

Protected Areas Regional Office 11 (Phitsanulok) Since the beginning one hundred years ago, forest management in Thailand has undergone many changes, in form of reclassifications, name changes and management changes. All this has resulted in a division of 16 regions with 5 branches in 2002. Five r ...

. On July 12, 2012, the name of the park was changed to "Ton Sak Yai National Park", after the 1500 year old teak tree with a circumference of 10 meters.

Flora

The park features forest types, including

hill evergreen forest An evergreen forest is a forest made up of evergreen trees. They occur across a wide range of climatic zones, and include trees such as conifers and holly in cold climates, eucalyptus, Live oak, acacias, magnolia, and banksia in more temperate z ...

coniferous Conifers are a group of cone-bearing seed plants, a subset of gymnosperms. Scientifically, they make up the division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single extant class, Pinopsida. All extant ...

forest, tropical evergreen forest,

dry evergreen forest An evergreen forest is a forest made up of evergreen trees. They occur across a wide range of climatic zones, and include trees such as conifers and holly in cold climates, eucalyptus, Live oak, acacias, magnolia, and banksia in more temperate zon ...

mixed deciduous forest Tropical and subtropical moist broadleaf forests (TSMF), also known as tropical moist forest, is a subtropical and tropical forest habitat type defined by the World Wide Fund for Nature. Description TSMF is generally found in large, discon ...

and

dry dipterocarp forest Dipterocarpaceae is a family (biology), family of 16 genera and about 695 known species of mainly tropical lowland rainforest trees. The family name, from the type genus ''Dipterocarpus'', is derived from Greek language, Greek (''di'' = two, ''pt ...

.
Plants species include:

Fauna

Mammals in the park are: Black headed bulbul

Birds, the park has some 60 species, of which some 40 species of passerine from 22 families, represented by one species: and some 20 species of non-passerine from 14 families, represented by one species: Coracias affinis - Kaeng Krachan

Places

* Namtok Huay Khom - three waterfalls, one 11-tiered , one 2-tiered and one high waterfall. * Namtok Huay Niam - a 3-tiered high waterfall. * Namtok Huay Sai - a high waterfall. * Namtok Khlong Tron - a 4-tiered high and a high waterfall. * Namtok Phu Miang - a 11-tiered high waterfall. * Tham Chan - a deep and wide cave. * Ton Sak Yai - a high teak tree with a circumference of , approximately 1,500 years old.

Location

References

{{authority control National parks of Thailand Geography of Uttaradit province Tourist attractions in Uttaradit province 2003 establishments in Thailand Protected areas established in 2003