STANDISH (CBS13) – Authorities say they’re investigating what they believe is the largest raptor poaching case in California history.

According to a release from the California Department of Fish and Wildlife, officers recently got an anonymous tip from someone who said they saw a man killing a hawk near the Lassen County town of Standish.

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A wildlife officer investigated and soon found nine dead raptors.

Working on a search warrant, more officers descended on the 80-acre private property over the weekend and made a massive discovery of dead raptors.

In total, Fish and Wildlife says officers discovered 126 dead raptors – plus the original 9 first found. Most of the birds look to be red tail hawks.

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“The local raptor population may take years to recover from these killings,” said David Bess, CDFW Deputy Director and Chief of the Law Enforcement Division, in a statement.

Officers also found two dead bobcats and a taxidermied mountain lion, plus other non-game birds.

The property owner, 67-year-old Richard Parker, has been booked into Lassen County jail. He’s facing multiple poaching charges.

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Fish and Wildlife staff are still working to identify the species of all the birds found.