SHEWING THE DISTRIBUTION OF THE DIFFERENT KINDS OF CORAL REEFS, TOGETHER WITH THE POSITION OF THE ACTIVE VOLCANOS IN THE MAP. (SEE NOTE IN LEFT HAND CORNER)

ELATE

Gulf of Moicu

Equator

E q u a t o

OCEAN

D I A

Cook . *', r

L L A. N D

Note

Bright blue AtalLr or lagoon. Is *?.

Pale blue Bamtr Reefs

Red Fhnguuj Rctft

Hmutuyi spoil k streaks ottsmc volcanoesN 6 Forjurthor paroeulnrs see bgrjumaig of Chap. PI.

Wett of 12[0 Cromnnch

B -1 1 k Co . RAo*