Subregions- Aral Sea region, Kazakhstan
 - Aral Sea region, Uzbekistan
- Azerbaijan
- Bahrain-Qatar-Saudi Arabia region
- Bahrain - Saudi Arabia region
- Caspian Sea
- Caspian Sea, offshore Azerbaijan
- Caspian Sea, offshore Turkmenistan
- Caucasus region, Russia
- central Iran
- eastern Iran
- eastern Saudi Arabia
- Gulf of Oman
- Iran-Iraq border region
- Iran-Pakistan border region
- Kuwait region
- Kuwait-Saudi Arabia border region
- Naxcivan, Azerbaijan
- near the coast of northern Iran
- near the coast of Oman
- near the coast of southeastern Iran
- near the coast of Yemen
- northeastern Iran
- northern Iran
- northwestern Iran
- off the coast of Pakistan
- Oman
- Oman-Saudi Arabia border region
- Oman-United Arab Emirates border region
- Oman - United Arab Emirates region
- Persian Gulf
- Qatar
- Qatar-Saudi Arabia border region
- Saudi Arabia-United Arab Emirates border region
- southeastern Iran
- southern Iran
- southwestern Pakistan
- Strait of Hormuz
- Turkey-Iran border region
- Turkey-Iran-Iraq border region
- Turkmenbasy Aylagy, Turkmenistan
- Turkmenistan
- Turkmenistan-Iran border region
- United Arab Emirates
- Ural Mountains region, Russia
- western Afghanistan
- western Iran
- western Kazakhstan
- western Uzbekistan
- Yemen-Oman border region
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