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 .
Dorsal spines (total): 14 - 16; Dorsal soft rays (total): 8 - 10; Anal spines: 2; Anal soft rays: 16 - 18. This thick-bodied species is characterized by the following: large eye; no enlarged scale in pectoral axil; a prominent brown network outlining scales on the lower sides the body; lacking horizontal brown lines .: elongated; Cross section: oval.
Behavioural data for Mexican triplefin is currently being reviewed.
Marine; reef-associated; depth range 1 - 12 m . Tropical
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