| Family: |
Trachichthyidae (Slimeheads) |
| Max. size: |
35.4 cm SL (male/unsexed) |
| Environment: |
demersal; marine; depth range - 660 m |
| Distribution: |
Northwestern Pacific: Philippines (east of Calagua Islands) and Japan. |
| Diagnosis: |
Dorsal spines (total): 6-6; Dorsal soft rays (total): 14-14; Anal spines: 3-3; Anal soft rays: 9-9; Vertebrae: 27-27. Hoplostethus robustispinus has extremely thickened fin spines, 56 digitiform pyloric caeca, a bright red body, fins with no black pigment in any fin membranes, no silvery flanks, a long trunk (VA distance is greater than almost all other species) and eyes more dorsally placed, with the upper margin dorsal to preopercular ridges and level with the post-temporal spine (Ref. 84133). |
| Biology: |
|
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 31 December 2019 Ref. (130435)
|
| Threat to humans: |
harmless |
| Country info: |
Type locality, east of Calagua Islands, YPM 10130 (holotype of Hoplostethus robustispinus, 34.05 cm SL, male) (Ref. 84133). |
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