The next year, all the bears returned.
For decades, Apker said, wildlife managers have relied on old studies that estimated Colorado was home to between 10,000 and 12,000 bears.
“That’s what we hung our hat on for almost 15 years because we didn’t have anything else,” Apker said.
Since then, Parks and Wildlife have tried to estimate bear populations by mapping vegetation and extrapolating from the number of bears killed during hunting season. The hair snag method has improved the agency’s estimates of bear densities in different types of habitat.
“The methodology we’ve got now, it’s better,” he said. “Is it perfect science? No, but we have to use the best we have.”
Here is a quote from CPW on that article i mentioned about the bear numbers. How is hanging your hat on a random number for 15 years good data?