Free Lecture: Underground Invaders – Centuries Of Non-Native Earthworms and New “Jumping Worms”
Non-native earthworms have been invading Canadian soils for centuries, filling ecological niches left empty after the most recent glacial retreat. As ecosystem engineers, earthworms can dramatically alter soil and vegetation communities once they invade. While earthworms can be beneficial in your garden or farm field, earthworm invasion into more natural areas can have negative impacts ...