A Site of Special Scientific Interest (Chinese: 具特殊科學價值地點) or SSSI is a special area to protect wildlife, habitats and geographic features based on scientific interest in Hong Kong.
[1] Scientific interests are special features relating to animal life, plant life, geology and/or geography.
From 1975 to 2005, 67 locations were designated SSSIs throughout Hong Kong.
[2] Note: Sites marked with asterisk (*) indicate designation for geological rather than biological interest.
Sites marked with # indicate designation for geological and biological interest.