Mournful Goby (Priolepis ailina) is a ray-finned fish of the family Gobiidae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 1.7 cm. It occurs at depths between 3 and 31 metres. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.
Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8. This species is distinguished by the following characters: no fraenum, a high pectoral fin count of 19, a fifth pelvic ray that is 50% the length of the fourth and that branches only once, head bars very vague and difficult to discern, with the postocular bar joining the opercular bar, and a dark, pupil-diameter-width stripe from the eye to the corner of the mouth .: fusiform / normal.
Behavioural data for Mournful Goby is currently being reviewed.
Marine; reef-associated; non-migratory; depth range 3 - 31 m , usually 20 - 25 m . Tropical Central Pacific: known only from French Polynesia.
| Language | Common Names |
|---|---|
| 🇬🇧English | Mournful Goby |
The following diseases are known to affect Mournful Goby.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .
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