Researchers prove fish-friendly detection method more sensitive than electrofishing

Delivering a minor electric shock into a stream to reveal any fish lurking nearby may be the gold standard for detecting fish populations, but it's not much fun for the trout. Scientists have found that sampling stream water for evidence of the presence of various species using environmental DNA, known as eDNA, can be more accurate than electrofishing, without disrupting the fish.

from Latest Science News -- ScienceDaily https://ift.tt/3o94gfH

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