child hand and beached half of huge marine shell with shiny, white pearlescent surface inside and rough calcined outside

acidification active activities activity background beach beached calcined child children close coast coastline collecting corals curved family fun game half hand hands holding holiday huge indian inside island joy kid kids leisure life lifestyle lines marine mauritius mussel nacre nature ocean old organisms outdoor outside pearlescent play playing rough sand sea seashell shell shells shiny shore summer sunny surface trophies trophy tropical vacation water white wildlife wooden