Koh Tao Caecilian

Koh Tao Caecilian

Ichthyophis kohtaoensis

Silhouette: Dmitry Bogdanov (vectorized by T. Michael Keesey) · PhyloPic

Daily sighting probability Insufficient data
at Khao Yai National Park
4 Verified sightings at Khao Yai National Park From 2019 to 2026
26 Verified sightings across all 3 parks From 2019 to 2026
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Koh Tao Caecilian

The Koh Tao Island caecilian (Ichthyophis kohtaoensis) is a species of amphibian in the family Ichthyophiidae found in Cambodia, Laos, Myanmar, Thailand, and Vietnam. Also known as the Ichthyophis bannanicus, the Banna caecilian, it is also found in southern China.

Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montane forests, rivers, intermittent rivers, swamps, freshwater marshes, intermittent freshwater marshes, plantations, rural gardens, urban areas, heavily degraded former forests, irrigated land, and seasonally flooded agricultural land. It is threatened by habitat loss.

The scientific name refers to Ko Tao Island in the Gulf of Siam, where the type specimen was collected. The mitotic karyotypes of both the female and male Koh Tao caecilians have 21 pairs of chromosomes, although in a study performed by Nussbaum and Treisman, it was found that there was an inconsistent report of chromosomes. While they all may have the 21 chromosome pairs, there was a study that found they have 18 metacentric, 4 submetacentric, and 20 telocentric chromosomes while another study had found 16 metacentric, 6 submetacentric... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Doi Inthanon National Park 🇹🇭 Thailand
~20%
2 Khao Sok National Park 🇹🇭 Thailand
~10%
3 Khao Yai National Park 🇹🇭 Thailand
Insufficient data
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