Where are Crayfish found in Crater Lake?
The figure shows the locations of newts (blue dots) and crayfish (red dots) in Crater Lake. Newts and crayfish rarely inhabit the same locations because the crayfish are aggressive and drive the newts away, or eat them.
This figure shows how deep signal crayfish are found in Crater Lake.
Why is it important to know the depths were crayfish live?
Did You Know?
William Gladstone Steel worked for 17 years to convince Congress that a national park should be created to protect Crater Lake. He finally succeeded and the park was authorized on May 22, 1902.