The Helcogramma microstigma lives in the benthopelagic, marine environment.
Helcogramma microstigma is distinguished from the other two species by a head profile of 67-72 (about 60 in the other two species) and a long orbital cirrus (short and triangular in the other two species) and clusters of micromelanophores on the More
Helcogramma microstigma is a member of the H. steinitzi species group that also includes H. rosea (see below), which share a tall first dorsal fin with the first two spines set close together and the membrane between them with micro–melanophores. More