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Trichonotus setiger Bloch & Schneider, 1801 Spotted sand-diver |
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photo by
Patzner, R. |
| Family: | Trichonotidae (Sanddivers) | |||
| Max. size: | 22 cm TL (male/unsexed) | |||
| Environment: | reef-associated; brackish; marine; depth range 10 - 80 m | |||
| Distribution: | Western Pacific. | |||
| Diagnosis: | Dorsal soft rays (total): 39-41. Males recognized by long dorsal fin rays and large size (Ref. 48636). Under dorsal fin with 1 or 2 free pterygiophores (Ref 12934). | |||
| Biology: | Found in steep sand slopes in large aggregations (Ref. 8631). Hovers above clean sandy bottoms; darts into the sand when disturbed. Usually slightly silty habitat. Usually seen resting on substrate, leaving substrate to grab prey from zooplankton floating over, or when displaying (Ref. 48636). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 12 March 2015 Ref. (130435) | |||
| Threat to humans: | harmless | |||
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