Trachonurus Robinsi (Trachonurus robinsi) is a ray-finned fish of the family Macrouridae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 25 cm. It occurs at depths between 514 and 1344 metres. With a trophic level of 3.5, 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): 2; Dorsal soft rays (total): 160 - 163. Gill rakers on inner side of first arch 9-11. Scales below midbase of first dorsal fin, 3-5.5; below origin of second dorsal fin, (4-6)+1+(7-10) or a total 12-15. Suborbital width 2.8-4.1 into orbit diameter. Barbel 4.3-7.4. Scales between the first dorsal and lateral line with 9-12 spinules. Scales absent or in narrow patch on gular membrane; absent or a few isolated ones near anterior end on branchiostegal membranes. Adult size small, not longer than 25 cm TL .: elongated.
Behavioural data for Trachonurus Robinsi is currently being reviewed.
Marine; bathydemersal; depth range 514 - 1344 m . Deep-water; 22°N - 4°N Central Pacific: known only from the Philippines (Sulu, Visayan, Mindanao and Sibuyan seas).
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .
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