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Hapalogenys olivaceus Bogorodsky & Matiku, 2026 Olivaceous grunter |
| Family: | Lobotidae (Tripletails) | |||
| Max. size: | 20.45 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; marine; depth range 215 - 217 m | |||
| Distribution: | Western Indian Ocean: Tanzania. | |||
| Diagnosis: | Dorsal spines (total): 11-11; Dorsal soft rays (total): 14-14; Anal spines: 3-3; Anal soft rays: 9-9; Vertebrae: 24-24. This species is distinguished from its congeners by the following set of characters: dorsal-fin rays XI,14; pored lateral-lines scales 44-45; a series of 9-10 pores along the ventral edge of the suborbital; maxilla scaly; suborbital deeply notched above the posterior end of the maxilla; second dorsal-fin ray short, 6.5-6.8 in SL; first pelvic-fin ray filamentous; body mainly uniform olive-brown with a pale area posterior to pectoral fins; and membranes of the posterior part (between spines IX-XI) of the spinous dorsal fin black (Ref. 138836). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||