Watch Nighttime Nature Sounds for Sleep 9 Hours

9 hours for a full night's sleep. This ultra dark HD video of wildlife filmed at the Carmel Beach Estuary with accompanying nature sounds recorded on location, reduces the blue-spectrum light waves-known to inhibit REM sleep. By following the five stages of sleep patterns, this calming video will help you relax into a deep sleep.

Nighttime Nature Sounds for Sleep 9 Hours is a 2016 documentary with a runtime of 540 hours.