Dark brown to black with a relatively large broad head, sparse skin denticles and rounded anal fin; pale flecks or fin-tip marks may occur. Marine continental slopes, approximately 800–1500 m.
Wildlife education
This record supports wildlife education. Aquarium-care questions are not assigned to this profile.
Wildlife education profile; reviewed natural-history sources do not establish a captive operating protocol.
Wildlife reference; no home-aquarium stocking recommendation or validated captive operating protocol is supplied. Public-aquarium photographs document living animals, not suitability for private keeping.
Outstanding care evidence
- Institutional lifetime husbandry and veterinary protocol
Identification
Dark brown to black with a relatively large broad head, sparse skin denticles and rounded anal fin; pale flecks or fin-tip marks may occur.
Names and Classification
Valid Apristurus ampliceps; ambliceps is a misspelling. Historical Apristurus sp. D refers to this species. Also published under Apristurus ambliceps.
Adult Size
Recorded upper reference at least 87 cm total length; males mature near 78 cm and females possibly near 68 cm.
Distribution and Habitat
Southern Australia and New Zealand, with separated southeastern and southwestern Australian records. Marine continental slopes, approximately 800–1500 m.
Feeding and Ecological Role
Detailed species-specific diet remains poorly established. Rarely encountered in Australian fisheries; deep portions of its range reduce fishing exposure. Skin-pattern research suggests a hypothesis about light production but does not establish observed bioluminescence.
Reproduction and Life History
Egg-laying; productivity, incubation duration and annual egg output remain unknown.
Conservation
Least Concern (IUCN Red List global species assessment; 2024 publication, assessed 31 March 2023; checked 2026-10-17). Current global category; older 2015 assessment remains cited by some museum pages. Regional fishery Sustainable classification does not estimate abundance.
Responsible Observation
Observe without chasing, feeding, touching or obstructing the animal. Keep fins and equipment off resting rays and sharks; give sawfishes and wedgefishes room to move. Follow the site’s local wildlife rules and use responsible dive operators.
About the Photographs
No freely reusable photograph of a verified living specimen was found in this search. The target of at least three photographs remains unmet. Dead or preserved specimens, drawings and uncertain identifications were excluded.
Aquarium Suitability
Wildlife education only. This marine elasmobranch is outside home-aquarium stocking and care guidance. Wild range and diet are not a captive operating protocol; this profile does not infer tank dimensions, water settings, acquisition advice or an institutional welfare plan.
Evidence Gaps
Evidence gaps include: Abundance, longevity, feeding composition and egg incubation remain poorly known; Bioluminescence has not been demonstrated directly.
A living record
Natural history, taxonomy and global conservation categories checked against the linked sources. Habitat measurements are not captive care settings. Each photograph has separate identity, living-status and rights evidence. Public content last reviewed October 17, 2026.
- Museums Victoria: Fishes of Australia ↗Reference source
- Australian Shark and Ray Report Card ↗Reference source
- Australian Shark Action Plan primary assessment ↗Reference source
- Current IUCN-linked catalogue ↗Reference source
- Shark-References — species and taxonomic synonyms ↗Reference source