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The Conversation USA

What can fish mouths teach us about engineering clog-free filters?

  • Written by The Conversation Contributor
imageFilter-feeding fish have had 150 million years to improve filtration.Rob Holm / USFWS, CC BY

Filter-feeding fish accomplish a feat that human technologies cannot: species including goldfish, menhaden and basking sharks filter tiny algal cells or shrimp-like prey from huge volumes of water without clogging their oral filters.

Since fish have been...

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