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Polyipnus ruggeri Baird, 1971 Rugby hatchetfish |
| Family: | Sternoptychidae (Marine hatchetfishes), subfamily: Sternoptychinae | |||
| Max. size: | 6.55 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; marine | |||
| Distribution: | Indo-West Pacific. | |||
| Diagnosis: | ||||
| Biology: | ||||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 18 July 2019 Ref. (130435) | |||
| Threat to humans: | harmless | |||