Quiz: What measures does Crater Lake National Park take to protect June 16, 2025 by Gideon Lakewood What measures does Crater Lake National Park take to protect its unique flora and fauna from invasive species? Discover more about Crater Lake Tours at our home page. A) Conducting regular monitoring and removal of invasive species B) Encouraging visitors to plant native species in the park C) Using pesticides to eliminate all non-native plants D) Installing barriers to prevent animal migration into the park Submit Answer