Table 4.6 Dolphin encounter rates (sightings per 100 km of survey effort) during the impact monitoring period (December 2014 – February 2015)

Survey Area	Dolphin Monitoring	Encounter rate (STG) (no. of on-effort dolphin sightings per 100 km of survey effort)	Encounter rate (ANI) (no. of dolphins from all on-effort sightings per 100 km of survey effort)
		Primary Lines Only	Primary Lines Only
West Lantau	Set 1 (December 3^rd)	13.8	110.3
	Set 2 (December 10^th)	0.0	0.0
	Set 3 (January 9^th)	16.6	41.6
	Set 4 (January 23^rd)	17.2	46.0
	Set 5 (February 3^rd)	9.6	72.3
	Set 6 (February 10^th)	19.7	74.0