Vanneaugobius Longignathus (Vanneaugobius longignathus), first described by Kovačić, Schliewen & Böhmer, 2025 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 2.70 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.
Dorsal spines (total): 7; Dorsal soft rays (total): 10; Anal spines: 1; Anal soft rays: 9. This species is distinguished from its congeners by the following set of characters: head wide and depressed; mouth anterior tip above level of lower eye edge; posterior angle of jaw ending posteriorly below posterior iris; suborbital longitudinal row b anteriorly ending distant behind the vertical to the posterior edge of eye; absence of a transverse rows c above or below row b; six suborbital transverse c rows of sensory papillae; suborbital longitudinal row d divided; and anterior dorsal transverse row o distant at the dorsal midline from the equivalent row .: elongated; Cross section: oval.
Behavioural data for Vanneaugobius Longignathus is currently being reviewed.
Marine; demersal; depth range ? - 26 m . Tropical Central Atlantic: São Tomé and Príncipe.
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