▁as ▁Pr ado ▁H ondo , ▁this ▁arm ▁of ▁the ▁mar sh ▁covers ▁ 3 0 . 2 9 ▁hect ares ▁d ried ▁up ▁for ▁the ▁cultiv ation ▁of ▁st raw ber ries . ▁The ▁environmental ▁characteristics ▁of ▁the ▁area ▁are ▁very ▁similar ▁to ▁the ▁above ▁Car rera ▁mar sh . ▁This ▁small ▁part ▁of ▁the ▁mar sh ▁borders ▁the ▁Red ond ela , ▁from ▁which ▁starts ▁a ▁path . ▁ ▁P unt al ▁Canal ▁mar sh ▁▁ ▁It ▁includes ▁the ▁west ▁part ▁of ▁the ▁mar sh ▁between ▁the ▁city ▁of ▁Is la ▁Crist ina , ▁the ▁re ed ▁area ▁( ca ñas ) ▁and ▁the ▁limit ▁of ▁Ay am onte , ▁with ▁an ▁area ▁of ▁ 3 7 1 . 2 4 ▁hect ares . ▁It ▁is ▁a ▁de grad ed ▁mar sh , ▁transformed ▁long ▁ago ▁for ▁the ▁explo itation ▁of ▁table ▁salt ▁and ▁currently ▁developing ▁aqu ac ulture . ▁These ▁uses ▁deg rade ▁the ▁mar sh , ▁bringing ▁hom ogen isation ▁and ▁imp over ishment ▁that ▁we igh ▁on ▁its ▁e colog ical ▁value . ▁Here ▁stands ▁a ▁well - pres erved ▁tid al ▁mill ▁( es : ▁El ▁P int ado ▁tid al ▁mill ) ▁restored ▁in ▁ 1 9 9 5 , ▁presently ▁used ▁as ▁a ▁small ▁visitors ' ▁center . ▁ ▁Trans formed ▁mar sh ▁of ▁Car rer as ▁▁ ▁An ▁environmental ▁unit ▁with ▁similar ▁characteristics ▁to ▁the ▁P unt al ▁Canal ▁mar sh , ▁occup ying ▁ 7 6 . 6 2 ▁hect ares , ▁this