The new species is known only from the type locality at Ataúro Island, Timor-Leste, in the Ombai Strait between the islands of Timor and Wetar.
It was collected on a shallow coral reef at 3 meter depth.
Head and body pale greenish, translucent; vertebral column visible through body, dark red with two white blotches. Male with four dorsal short, brown, vertical bars covered with fine
melanophores; female with about nine such bars, some double. A series of brown blotches along sides of body below lateral line, interspersed with 6–7 pale whitish to bright-yellow spots. Lower sides of head, cheeks, and pectoral-fin base in male black, in female with a series of three brown blotches. Dorsal parts of head and eyes bright blue with reddish brown lines. First and second dorsal fins in females translucent, spines reddish; in males a small dark blotch at base of each spine, fin membranes covered with fine melanophores. Third dorsal fin translucent in
female, membranes covered with fine melanophores in male. Anal fin red in male, translucent with six oblique reddish brown bars in female. Pelvic fin silvery white in female, black in male. Pectoral fin translucent, basal parts of central rays silvery white. Caudal fin translucent, central fin rays reddish brown, central parts of fin in male covered with fine melanophores.
Authors: Mark V. Erdmann & Ronald Fricke
Classification: Biota > Animalia (Kingdom) > Chordata (Phylum) > Vertebrata (Subphylum) > Gnathostomata (Superclass) > Pisces (Superclass) > Actinopterygii (Class) > Perciformes (Order) > Blennioidei (Suborder) > Tripterygiidae (Family) > Tripterygiinae (Subfamily) > Helcogramma (Genus) > Helcogramma maldivensis (Species)