The Ecsenius niue lives in the reef-associated, marine, depth range 5 - 13 m environment.
Ecsenius niue, new species of blenniid fish, and new distribution records for other species in the Opsifrontalis species group. Zootaxa 72: 1-6. Starck, W.A. 1969. Ecsenius (Anthiiblennius) midas, a New Subgenus and Species of the Mimic Blenny from the Western Indian Ocean. More
Ecsenius niue, new species of blenniid fish, and new distribution records for other species in the Opsifrontalis species group. Zootaxa 72: 1-6. More