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Hymenocephalus longibarbis (Günther, 1887) Longbarb whiptail |
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photo by
Schwarzhans, W. |
| Family: | Macrouridae (Grenadiers or rattails) | |||
| Max. size: | 25.5 cm TL (male/unsexed) | |||
| Environment: | benthopelagic; marine; depth range 430 - 920 m | |||
| Distribution: | Indo-West Pacific: northwestern Australia. | |||
| Diagnosis: | Distinguished by the following characters: pelvic fin rays 8; pectoral fin rays 13-17; barely projecting snout; head bones are rather firm; barbel very long, 50-60% HL, reaching vertical through posterior edge of orbit; orbit diameter 30-33% HL; interorbital width 45-48% HW; gill rakers 16-20; ventral striae reaching close to periproct; otholith length to height (OL:OH) is 1.1-1.3; total colliculum length to pseudocolliculum length (TCL:PCL) is 1.8-2.1 (Ref. 98298). | |||
| Biology: | A benthic species found on the continental slope (Ref. 75154). | |||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||