Callionymus filamentosus Valenciennes, 1837
Blotchfin dragonet
photo by Randall, J.E.

Family:  Callionymidae (Dragonets)
Max. size:  20 cm TL (male/unsexed)
Environment:  demersal; marine; depth range 2 - 350 m
Distribution:  Indo-West Pacific: Red Sea south to Delagoa Bay, Mozambique and eastward to Taiwan. Migrated to the Mediterranean Sea via the Suez Canal (Ref. 5385).
Diagnosis:  Dorsal spines (total): 4-4; Dorsal soft rays (total): 9-9; Anal spines: 0-0; Anal soft rays: 9-9. Light brown in color with dark spots on sides; fins with dark brown spots; males with black stripes or blotches on 1st dorsal fin, females with black blotch on 3rd membrane (Ref. 4405). Ventral margin of preopercular spine convex (Ref 42832).
Biology:  Found on sandy and muddy substrate of the coastal area down to a depth of about 100 m (Ref. 5213). Minimum depth reported taken from Ref. 4405. Feeds on small benthic invertebrates, mainly crustaceans and worms (Ref. 5968). Minimum depth of 2 m reported from Ref. 90102.
IUCN Red List Status: Not Evaluated (N.E.) Ref. (124695)
Threat to humans:  harmless
Country info:   

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