At sea- Zanzibar to Mauritius. Course SE ¾ S at 8.8 knots. Wind SE force 4 with broken cloud and a considerable swell. Barometer 30.16 inches rising to 30.24 at noon before falling to 30.17 at 1600 and finishing at 30.20 inches at midnight. Temperature at noon 79F. 0530. Altered course to SSE. 0915. Mustered by divisions and read prayers. Exercised at general Quarters. Man and arm ships boats. Employed as requisite. Training party under instruction. Noon. Wind SE force 6. Reduced to 85 revolutions. Position 10.10S 46.32E. 1300. Altered course to E by S ½ S. 1715. Mustered at Quarters. Coal expended 27 tons 17 cwt. Number on sick list 9.