ENNEAPTERYGIUS NIGER - (FRICKE, 1994)
Picture courtesy of: Yves Thévenet
Actinopterygii (Class) > Perciformes (Order) > Blennioidei (Suborder) > Tripterygiidae (Family) > Tripterygiinae (Subfamily) > Enneapterygius (Genus)
New Caledonian black triplefin, Black triplefin, 黑色双线鳚,
First Dorsal spines (total): 3; Second dorsal soft rays (total): 9-12 (usually: 10); Third dorsal soft rays (total): 7-9 (usually: 7); Anal spines: 1; Anal soft rays: 15-18 (usually: 17); Lateral scale rows: 32-37 + 1; Lateral line scales: 13-19 + 17-22; Two median mandibular pores: 4 + 2 + 4. Max length: 3.2 cm SL male; 2.9 cm SL female. Depth range: 0 - 15 m.
A black band on the caudal peduncle, about 9 basal dark spots on the female's anal fin, and a overall blackish coloration of the male with anal fin bright yellowish orange.
Enneapterygius: from Greek, ennea = numeral nine + from Greek, pterygion = little fin.
niger: from Latin, niger = black.
Original description: Enneapterygius niger Fricke, 1994 - Type locality: Grande Terre, Baie de Saint-Vincent, 21°57'24"S, 165°59'54"E, New Caledonia, depth 2-8 meters, collected by M. Kulbicki & R/V "Alis", 30 Mar. 1989.
Western Pacific: Philippines, Taiwan, Vanuatu, New Caledonia and Pohnpei.
Adults inhabit rock and coral reefs, including intertidal pools. Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites. Larvae are planktonic which occur primarily in shallow, nearshore waters.