Be a Picky Eater

When it comes to many of our once-favorite seafoods, there aren't always plenty more fish in the sea. In fact, some studies estimate that up to 90 percent of large predatory fish (those that eat other animals—and usually end up on our dinner plates) have disappeared since humans began heavy fishing.

You can help turn the tide by demanding sustainable seafood at the supermarket and in your favorite restaurants, and using a a sustainable seafood guide from Monterey Bay Aquarium to help you pick your seafood wisely. Want do to more? Check out some more simple things you can do for the ocean.