Caladenia tonellii is classified as "critically endangered" under the Commonwealth Government Environment Protection and Biodiversity Conservation Act 1999 (EPBC) Act and "endangered' under the Tasmanian Threatened Species Protection Act 1995. When the species was given the EPBC listing, the total population of plants was estimated to be between 35 and 45 individuals.
Caladenia tonellii is a critically endangered plant species, listed as such under both the Commonwealth Government Environment Protection and Biodiversity Conservation Act 1999 (EPBC) Act and the Tasmanian Threatened Species Protection Act 1995. When it was given EPBC protection, the estimated population of plants was between 35 and 45 individuals.