Trichonotus filamentosus (Steindachner, 1867)

Family:  Trichonotidae (Sanddivers)
Max. size:  15 cm SL (male/unsexed)
Environment:  reef-associated; marine; depth range 10 - 217 m
Distribution:  Western Pacific: Japan and China. Recently reported from the Chesterfield Islands (Ref. 11897).
Diagnosis:  Dorsal soft rays (total): 43-44. Recognized by the black spot on the head. Males lack dorsal filaments but have a long extended ventral fin ray (Ref. 48636).
Biology:  Found on sandy bottoms in shallow waters (Ref. 32211). Seen singly or in coastal sand slopes (Ref. 48636). Feed on zooplankton (Ref. 9137).
IUCN Red List Status: Least Concern (LC); Date assessed: 12 March 2015 Ref. (126983)
Threat to humans:  harmless

Source and more info: For personal, classroom, and other internal use only. Not for publication.