This is directly related to the environment the species inhabits, as the coastal dunes have looser, more aerated soil.

[4] In general, these small rodents live in their underground tunnels and it is not very common for them to leave their homes.

Its habitat is constantly changing due to the action of winds and tides, or the advancement of human occupation.

The populations of this species have been increasingly impacted by continuous changes in their habitat, particularly in the northern coast of Rio Grande do Sul.

The main threat is the removal of the first line of dunes, a practice aimed at urbanization and real estate speculation along the coast, which results in the degradation of this environment.