FACTS:

Plaintiff owned a titled lot adjacent to a dried up land of Estero Calubcub.  Roldan occupied the titled lot.  After a relocation survey, it was found out that  petitioner  was  occupying  a  portion  of  land  and  the  dried  up  land  of Estero Calubcub.   
 

HELD:

The rules on alluviun don't apply to man-made or artificial accretions, nor to  accretions  to  lands  that  adjoin  canals  or  esteros  or  artificial  drainage systems.