prong reef

prong reef

[präŋ ‚rēf]
(geology)
A wall reef that has developed irregular buttresses normal to its axis in both leeward and (to a smaller degree) seaward directions.
References in periodicals archive ?
The search operations continued for two days and dead body of the crew located by Indian Coast Guard Ship Agrim, 03 miles off Prong Reef at about 1:15 PM on14 January," informed Coast Guard.
MSC Chitra' s Indian captain and 32 crew members were evacuated and the ship was grounded near Prong Reef Lighthouse.