Cynoglossus heterolepis Weber, 1910
Freshwater tongue sole

Family:  Cynoglossidae (Tonguefishes), subfamily: Cynoglossinae
Max. size:  25 cm SL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  Asia and Oceania: central-southern New Guinea and northern Australia.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 110-116; Anal spines: 0-0; Anal soft rays: 85-89; Vertebrae: 51-52. Only 15 or 16 scales between dorsolateral and midlateral lines (Ref 9895).
Biology:  Inhabits main river channels and tributaries on soft mud or fine sand bottoms (Ref. 2847). Occurs in brackish estuaries and freshwater streams (Ref. 44894).
IUCN Red List Status: Least Concern (LC); Date assessed: 15 February 2019 Ref. (130435)
Threat to humans:  harmless


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