Teleostei (teleosts) >
Pleuronectiformes (Flatfishes) >
Cynoglossidae (Tonguefishes) > Symphurinae
Etymology: Symphurus: Greek, syn, symphysis = grown together + Greek, oura = tail (Ref. 45335).
Eponymy: Dr Thomas Marion Williams (1871–1947) took his BA at Stanford (1897) and MD at Columbia (1901) and practiced (1904) as a physician. [...] (Ref. 128868), visit book page.
More on authors: Jordan & Culver.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 0 - 52 m (Ref. 9294), usually 0 - 30 m (Ref. 9294). Tropical; 32°N -
Eastern Pacific: Gulf of California to Peru.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 18.7 cm TL male/unsexed; (Ref. 130775); common length : 7.5 cm SL male/unsexed; (Ref. 9294); max. published weight: 57.00 g (Ref. 130775)
Found in tide pools, estuaries and inlets with sandy bottoms (Ref. 9294). Probably taken with seines and as bycatch of trawl fisheries (Ref. 9294).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Munroe, T.A., F. Krupp and M. Schneider, 1995. Cynoglossidae. Lenguas, lenguetas. p. 1039-1059. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9294)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
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Internet sources
![Image of Symphurus williamsi (William\](/images/thumbnails/gif/tn_Sywil_u0.gif "Image of Symphurus williamsi (William\")
