Subregions- Brunei region
 - Buru, Indonesia
- Celebes Sea
- Ceram Sea, Indonesia
- Halmahera, Indonesia
- Kalimantan, Indonesia
- Kepulauan Obi, Indonesia
- Kepulauan Sangihe, Indonesia
- Kepulauan Sula, Indonesia
- Kepulauan Talaud, Indonesia
- Makassar Strait, Indonesia
- Minahasa, Sulawesi, Indonesia
- Molucca Sea
- north of Halmahera, Indonesia
- Sabah-Kalimantan border region
- Sabah, Malaysia
- Sarawak-Kalimantan border region
- Sarawak, Malaysia
- Sarawak-Sabah border region, Malaysia
- Seram, Indonesia
- Sulawesi, Indonesia
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