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Craterocephalus lacustris Trewavas, 1940 Kutubu hardyhead |
| Family: | Atherinidae (Silversides), subfamily: Craterocephalinae | |||
| Max. size: | 14 cm TL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater; pH range: 7 - 8; dH range: 15 | |||
| Distribution: | Oceania: known only from Lake Kutubu and its outlet stream, the Soro River, Papua New Guinea. | |||
| Diagnosis: | Dorsal spines (total): 6-9; Dorsal soft rays (total): 7-9; Anal spines: 1-1; Anal soft rays: 8-10 | |||
| Biology: | An extremely abundant species which forms schools along shallow margins of the lake in both open water or amongst aquatic vegetation. | |||
| IUCN Red List Status: | Endangered (EN); Date assessed: 04 December 2019 (B1ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||