Blacktongue rat tail (Gadomus pepperi) 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 38 cm. It occurs at depths between 817 and 1500 metres. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms.
Dorsal spines (total): 2. Narrow space separating the premaxillary dentigerous band (5.3-6.6% of premaxillary length); first dorsal fin with 9-10 soft rays; barbel less than three times orbit diameter, not extending beyond jaws. About 75 pyloric caeca. Remarks: second ray of first dorsal and upper ray of pectoral greatly extended; outer ray of pelvic fin extending well beyond anal origin; extended rays of pectoral slender.: elongated.
Behavioural data for Blacktongue rat tail is currently being reviewed.
Diet information for Blacktongue rat tail is currently being compiled.
Reproduction data for Blacktongue rat tail is currently being compiled.
Marine; bathydemersal; depth range 817 - 1500 m . Deep-water South Wales and Queensland.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .
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