It’s quite a milestone: the team at Horn Point produced one billion oyster spat-on-shell in a single season. It shows remarkable progress considering 10 billion were produced in the previous 30 years. Nearly all of this year’s massive brood is going to restoration reefs in the Chesapeake. Cheryl Costello goes inside the Cambridge, Maryland lab where work is being done to build the Bay’s oyster population one baby at a time. Watch below: