Helcogramma hudsoni (Jordan & Seale, 1906)
Hudson's triplefin
photo by Suzuki, T.

Family:  Tripterygiidae (Triplefin blennies), subfamily: Tripterygiinae
Max. size:  4.02 cm SL (male/unsexed)
Environment:  reef-associated; depth range 0 - 3 m
Distribution:  Western Pacific: Izu Islands (Japan) to Vanuatu, Fiji, Solomon Islands, then east to American Samoa. Occurrence in India is a misidentification.
Diagnosis:  Dorsal spines (total): 15-17; Dorsal soft rays (total): 9-11; Anal spines: 1-1; Anal soft rays: 17-20
Biology:  Adults inhabit shallow reefs (Ref. 37816). Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites (Ref. 240). Larvae are planktonic which occur primarily in shallow, nearshore waters (Ref. 94114).
IUCN Red List Status: Least Concern (LC); Date assessed: 06 May 2010 Ref. (120744)
Threat to humans:  harmless
Country info:   
 

Entered by: Capuli, Estelita Emily - 21.07.95
Modified by: Luna, Susan M. - 24.03.14
Checked by: Williams, Jeffrey T. - 05.10.95

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