Rock clingfish (Arcos rhodospilus) is a ray-finned fish of the family Gobiesocidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 5 cm. With a trophic level of 2.9, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.
Body very small; possessing a thoracic adhesive disk formed by modification of the pectoral and pelvic fins; dorsal fin with 6 to 7 rays; anal fin with 5 to 7 rays; pectoral fins with 20 to 22 rays; maxillary with only incisiform teeth; body brown with blue and red reticulate bars and spots on the back and sides and scattered white spots that may form bars along the body .: elongated.
Behavioural data for Rock clingfish is currently being reviewed.
Marine; demersal. Tropical Central Pacific: Costa Rica to Ecuador.
zooplankton, algae, and small benthic invertebrates
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Gobiesox rhodospilus | Günther | 1864 | Synonym |
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 8 records indexed .
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