Shell morphology data of three <i>patella</i> limpets from coastal areas around the English Channel

This file contains shell morphological data of three <i>Patella</i> limpet species (<i>P. vulgata, P. depressa </i>and<i> P. pellucida</i>) from Portsmouth Natural History Museum collection and modern specimens. It is a data set for a marine biology article: A study of historic and modern <i>Patella</i> limpet specimens to detect environmental change in intertidal zones around the English Channel. <br>