Cary J. Griffith

• Aug-2013
• / Mystery
• 

Sam Rivers of the U.S. Fish & Wildlife Service understands predators. His expertise finds him in Minnesota to investigate wolf depredation of livestock. The mysterious death of his father lands him on a case unlike any he's worked before. His knowled...

• May-2014
• / Mystery
• 

Sam Rivers, special agent for the U.S. Fish & Wildlife Service, has been called in to help investigate what appears to be a rare fatal cougar attack on a human in Minnesota. But once Rivers gets a look at the evidence, he begins to suspect something ...

• Jun-2021
• / Mystery
• 

In this outdoors thriller, the investigation of a bizarre wolf attack leads to evidence of murder, conspiracy, and shocking family secrets.A decades-old promise haunts Sam Rivers, but the wildlife biologist refuses to return home -- not with his abus...

• Jun-2022
• / Mystery
• 

In this outdoors mystery, special agent Sam Rivers investigates the unexplained -- and very unlikely -- cougar attack that killed a wealthy business owner. The sighting of a cougar in the Minnesota River Valley, outside the Twin Cities, is incredibly...

• Jun-2023
• / Mystery
• 

Two dead bodies and too many coincidences to ignore -- in this outdoors mystery, special agent Sam Rivers must stop a murderous conspiracy.As a special agent for the US Fish & Wildlife Service, Sam Rivers has researched and studied a variety of a...

• Jun-2024
• / Thriller
• 

A murdered conservation officer and a multi-million-dollar poaching business -- how are they connected to Sam Rivers’ childhood friend?Holden Riggins is an expert outdoorsman and a known poacher. He’s made a small fortune by exploiting nature’s...

• Jun-2025
• / General Fiction
• 

When the mysterious appearance of an endangered snake leads to murder, special agent Sam Rivers must solve the case before those responsible can slither away. The appearance of a rattlesnake wouldn’t normally be enough to halt construction on A...