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Grammonus robustus Smith & Radcliffe, 1913 |
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photo by
Okamoto, M. |
| Family: | Bythitidae (Livebearing brotulas) | |||
| Max. size: | 21 cm SL (male/unsexed) | |||
| Environment: | bathydemersal; marine; depth range 45 - 345 m | |||
| Distribution: | Indo-West Pacific: Red Sea, Japan, East China Sea, and the Philippines. | |||
| Diagnosis: | Dorsal spines (total): 0-0; Dorsal soft rays (total): 75-87; Anal spines: 0-0; Anal soft rays: 50-62. Body color reddish-brown. Head large and broad. Scales present on head. Opercular spine small, but with a sharp pointed tip. Attains 21 cm SL. | |||
| Biology: | Uncommon species found on soft bottom (Ref. 34024). Ref. 9942 gives maximum depth to be 1,260 m. | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 04 February 2009 Ref. (130435) | |||
| Threat to humans: | harmless | |||