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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?