Resilience of Great Barrier Reef offers opportunities for regeneration,

Resilience of Great Barrier Reef offers opportunities for regeneration: Regionally connected undisturbed reefs could provide larvae necessary to regenerate damaged reefs, but researchers warn that effective local protection is required

https://www.sciencedaily.com/releases/2017/11/171128230407.htm

New research has found that, despite the extensive damage to coral in recent events, there are still 100 reefs on the Great Barrier Reef that are well suited to promoting the regional recovery of the ecosystem after major disturbances.