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Hephaestus trimaculatus (Macleay, 1883) Threespot grunter |
| Family: | Terapontidae (Grunters or tigerperches) | |||
| Max. size: | 22 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | Oceania: known only from the vicinity of Port Moresby, Papua New Guinea in the Laloki River and its tributaries including the Brown and Goldie rivers. | |||
| Diagnosis: | Dorsal spines (total): 13-13; Dorsal soft rays (total): 11-13; Anal spines: 3-3; Anal soft rays: 10-11 | |||
| Biology: | Found in rocky pools of lowland streams (Ref. 2847). Eggs are guarded and fanned by the male parent (Ref. 205). Aquarium conditions: pH=7.2, H=10, 26°C water temperature, egg layer, carnivore (Ref. 6398). | |||
| IUCN Red List Status: | Vulnerable (VU); Date assessed: 08 June 2020 (B1ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||