The term “coral reef ecosystem” means any coral reef and any coastal marine ecosystem surrounding, or directly related to, a coral reef and important to maintaining the ecological integrity of that coral reef, such as seagrasses, mangroves, sandy seabed communities, and immediately adjacent coastal areas.
22 U.S. Code § 2431a - Definitions
 So in original. Probably should be “Anthozoa;”.
Pars. (10) to (12). Pub. L. 115–440, § 3(b)(2), added pars. (10) to (12).
Committee on International Relations of House of Representatives changed to Committee on Foreign Affairs of House of Representatives by House Resolution No. 6, One Hundred Tenth Congress, Jan. 5, 2007.