mediterranean coastal environment. posidonia oceanica

aegagropila aegagropilae aegagropilas aegagropile agglomerates algae ball balls ballshaped beach beached called cladophoran coast coastal composed concretion consistency continuous dead dragging egagropiles egagropylnalso environment feline filaments formation fragments mass mediterranean nature neptune ocean oceanica oceanican ovoid plant plants posidonia region rolling sand sea spherical surf wind egagropyl also their due produced