The Laser Battle Against Blood-Sucking Parasites of the Deep

Read the full story in Wired.

Many threats exist in ocean aquaculture. A plague of jellyfish can wipe out a cage of salmon in one fell swoop. An algae bloom can starve the fish of oxygen. A breach in the cage netting can result in a mass escape. Aarskog’s problem is worse—and almost imperceptible. Lurking among the captive fish is a tiny nemesis: Lepeophtheirus salmonis, aka the sea louse.

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