The purpose of this research is to study the distribution of wedge shell (Pharella javanica) in tambol bangkeao District ban Laem Phetchaburi province. The result showed that the dispersion was 3.80 per square meters. The highest average dispersion is February in point E was 7.2 per square meters and November, in point of 7.2 D per square meters. The distribution and average is January in point D was 0.6 per square meters. Overall, will find a wedge shell live on each point is not much different. Dispersion is common in quite a lot.