How many dolphins are there in Hong Kong waters and in the Pearl River Estuary?
Line Transect Estimates
- The highest dolphin density is found in west Lantau waters in all seasons
- There are about 1300-1500 dolphins found in the eastern part of the Pearl River Estuary and Hong Kong waters
- The above estimates does not include the dolphins found in the western estuary, near Macau and Zhuhai. Including the western estuary, there are at least 2500 dolphins inhabiting the Pearl River Estuary
- There are more than 650 identified dolphins in Hong Kong and the Pearl River Estuary
- The dolphin with the highest number of re-sightings is NL24 (nicknamed Square Fin). There are over 123 re-sightings of this dolphhin since 1996. Newly identified dolphins are still being added to the photo-identification catalogue