Long tongue sole (Cynoglossus lingua)

Scientific name: Cynoglossus lingua Hamilton, 1822

Long tongue sole (Cynoglossus lingua)

The Long tongue sole (Cynoglossus lingua) is a freshwater fish of the family Cynoglossidae.

Biology

Dorsal spines (total): 0; Dorsal soft rays (total): 126-138; Anal spines: 0; Anal soft rays: 97 - 114. Eyed side reddish brown, sometimes with irregular brown-black patches, with a large black blotch on gill cover. Body very elongate, its depth 17 to 22% SL. Eyes with a small interorbital space. Corner of mouth reaching well beyond vertical through posterior margin of lower eye, much nearer to gill opening than to tip of snout. Caudal-fin rays 10. No lateral lines on blind side. Scales comparatively large, ctenoid on eyed side of body, cycloid (smooth) on blind side. Midlateral-line scales 90 to 101. Only 11 or 12 scale rows between lateral lines on eyed side of body (Ref 9895).

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Cynoglossus lingua
Family
Cynoglossidae (Tonguefishes)
Order
Pleuronectiformes (Flatfishes)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
45.0
Common length
25.0
Depth range
10–961 m (33–3153 ft)
Environment
Marine; freshwater; brackish; demersal; amphidromous; depth range 10 - 961 m
Climate
Tropical
Distribution
Indo-West Pacific: Malay Archipelago including Thailand, Viet Nam, the Philippines and Indonesia westward to seas and estuaries of India and Pakistan to the Red Sea.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: commercial
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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