Environmental Science
The Role of Environmental DNA in Detecting Rare Aquatic Species
Quick fact
Environmental DNA (eDNA) has detected rare species like the great crested newt with just a few spoonfuls of water, even when the species counts only a handful of individuals in a large pond.
Why this is interesting
Imagine searching for a needle in a haystack—but the needle is a fish, and the haystack is an entire lake. How can we find it without even seeing it?