Who mapped australias great barrier reef?

Captain James Cook

Explanation:

European exploration of the reef began in 1770, when the British explorer Captain James Cook ran his ship aground on it. The work of charting channels and passages through the maze of reefs, begun by Cook, continued during the 19th century.

the following sets of characteristics describe what we know about the outer plants is c. rocky surface, closet to the sun and larger in size