What Are Highly Protected Marine Reserves?

Scientists recommend safeguarding at least 30 percent of our ocean by establishing fully protected marine reserves. Find out why marine protected areas are an effective conservation method for protecting the sea for the fish, plants, and mammals that live in marine ecosystems.

Cartoonist Jim Toomey—whose daily comic strip, Sherman’s Lagoon, is syndicated in more than 250 newspapers in the United States—has joined forces with The Pew Charitable Trusts to illustrate "marine reserves" and other terms associated with our oceans.

Watch the full ocean terms video series.