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Blog Tags: Fishing Down The Food Chain

Friday Infographic: Fishing Down the Food Chain

This is the second in a series of ocean infographics by artist Don Foley. These infographics also appear in Oceana board member Ted Danson’s book, “Oceana: Our Endangered Oceans and What We Can Do to Save Them.”  

With shark week fast approaching, how about a shark-related infographic to whet your appetite?

Today’s infographic illustrates how overfishing fundamentally alters ocean ecosystems, leading to fewer and smaller fish over time.

Infographic by Don Foley

If overfishing isn’t stopped, the largest fish like sharks, tuna, cod, and salmon eventually run out and overfishing expands to previously untargeted, smaller spe­cies, some of which were considered undesirable. As a result, the world catch is now primarily made up of small fish like pollock rather than large predators like grouper, and this shift to smaller and smaller species over time is called “fishing down the food chain.”


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