Ornate reef seasnake
- kingdom: Animalia
- phylum: Chordata
- class: Reptilia
- order: Squamata
- family: Elapidae
- genus: Hydrophis
- species: Hydrophis ornatus
Cottesloe- Mosman Park
- Peppermint Grove
Western Australia
Australia
Ishigaki
Okinawa
Japan
As Sīb al Jadīdah
Muscat
Oman
Honiara
Guadalcanal
Solomon Islands
Navotas