Esgyrn Bottom

Esgyrn Bottom is a Site of Special Scientific Interest in Pembrokeshire, South Wales. It has been designated as a Site of Special Scientific Interest since January 1957 in an attempt to protect its fragile biological and geological elements. The site has an area of and is managed by Natural Resources Wales.

Type

This SSSI has been notified as being of both geological and biological importance.
It has three special features.

Raised bog
Rare mosses and liverworts including: Sphagnum magellanicum and Sphagnum fuscum, and the liverworts Pallavicinia lyelii and Cephaloziella elachista
Glacial meltwater channel and associated deposits