Under pressure from environmentalists, the retail giant Costco has said it would immediately halt the sale of a dozen fish species widely considered to be threatened by overharvesting.

Read more here: Costco Pulls Threatened Fish from Stores – NYTimes.com.

Care2 and Greenpeace got together to let Costco, one of the largest seafood retailers in the U.S., know they should only be selling sustainable seafood.

After 8 months of pressure, Costco listened and decided to stop selling 12 “red-listed” seafood species, including orange roughy, shark and Atlantic halibut. Seafood on the red-list is caught or farmed in ways that harm the environment and other marine life.

Read more here: Costco to Become Leader in Sustainable Seafood Industry.