Calamaria mecheli, also known commonly as Mechel's reed snake, is a species of snake in the subfamily Calamariinae of the family Colubridae. The species is endemic to the island of Sumatra in Indonesia.
The specific name, mecheli, is in honor of Mr. A. von Mechel who collected the holotype.
A small species of snake, Calamaria mecheli may attain a total length (tail included) of .
The preferred natural habitat of Calamaria mecheli is forest, at altitudes as high as .
Calamaria mecheli is terrestrial and semifossorial.
Calamaria mecheli is oviparous.