Facultative air-breathing in the genus ; Adults are found along rocky shores exposed to strong surge . Feeds on filamentous algae . Oviparous. Eggs are demersal and adhesive , and are attached to the substrate via a filamentous, adhesive pad or pedestal . Larvae are planktonic, often found in shallow, coastal waters .
Dorsal spines (total): 13; Dorsal soft rays (total): 15 - 16; Anal spines: 2; Anal soft rays: 17 - 18. Absence of cirri on nape and supraorbital tentacle; upper lip margin completely crenulate; body coloration light brown; numerous tiny white spots and lateral series of paired (except for first and last) 7 dark reddish brown bars across body; males with black spot (almost same size as orbit) behind eye and uneven dark brown in females; males possibly with wide yellow area over branchiostegal membranes. Dorsal spines XIII, 15-16 (typically 16); anal rays typically 18, lateral line terminating below 10th and 11th dorsal spines; gill rakers 13-14 .: elongated.
Behavioural data for Bigspot rockskipper is currently being reviewed.
Oviparous, distinct pairing .
Marine; pelagic-neritic; depth range 0 - 8 m . Tropical Central Pacific: Marquesas Islands.
filamentous algae (Ref
The following diseases are known to affect Bigspot rockskipper.
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