The Klamath Howl was recorded in 1993 in Del Norte County, California. John Freitas of BlueNorth.com researched this event, located the witness and digitized the recording. More information can be found on John's website: Blue North

Kathy Moskowitz Strain and Bob Strain recorded the Pollock Pines Vocalization in El Dorado County in 2005. The researchers were in the area investigating a recent report of strange screams and howls.

The Tahoe Howls were recorded in El Dorado County in 2001. These howls were recording at the same place and time as the well-known Tahoe Scream.

California Scream

California Scream Cleaned

Klamath Call

Klamath Call Cleaned

Pollock Pines Vocal Cleaned

Tahoe Howl

Tahoe Howl 1

Tahoe Howl 2