It is distinguished from other species in the genus Amblypharyngodon in having a smaller number scales on the lateral row, 42-50 in A. chulabhornae compared to 50-79 in other species in the genus, likewise this species has 6-7 perforated scales along its lateral line and 4-5 scales on a transverse row situated along the normal course of the lateral line in other fish and the pelvic fin base.

[3] Its maximum standard length is 30-40mm but mature females grow a little larger than the males and have a more rounded belly.

[4] Amblypharyngodon chulabhornae can be found in shallow standing water such as within paddy fields and in ditches, preferring vegetated areas with growths of floating and emergent vegetation as well seasonally flooded terrestrial grasses.

[3] It is found in the Chao Phraya and Mekong basin in Thailand, Laos and Cambodia, as well the Mae Klong basins and river systems in southeast Thailand extending into the upper Thai-Malay peninsula.

Princess Chulabhorn Mahidol of Thailand in recognition of her interest in and patronage of the sciences and technology.