▁The ▁city ▁was ▁renamed ▁S ai hat ▁in ▁more ▁modern ▁times . ▁ ▁In ▁English ▁the ▁name ▁of ▁S ai hat ▁has ▁various ▁spell ings . ▁In ▁the ▁past , ▁it ▁was ▁written ▁as ▁' Se ah at ,' ▁but ▁recently ▁the ▁sp elling ▁has ▁been ▁changed ▁by ▁some ▁to ▁' S ay hat .' ▁ ▁Nature ▁ ▁S ai hat ▁is ▁located ▁directly ▁on ▁the ▁Pers ian ▁G ulf . ▁Fish ing ▁and ▁agricult ure ▁are ▁two ▁important ▁indust ries . ▁F ert ile ▁soil ▁and ▁fresh ▁spr ings ▁provide ▁a ▁home ▁for ▁pal m ▁gro ves . ▁The ▁oil ▁companies ▁are ▁close ▁to ▁S ai hat , ▁many ▁people ▁work ▁there ▁or ▁in ▁activities ▁related ▁to ▁the ▁oil ▁industry . ▁ ▁Geography ▁S ai hat ▁is ▁a ▁small ▁house ▁close ▁to ▁Q atif ▁pre fect ure , ▁which ▁forms ▁the ▁southern ▁end ▁of ▁the ▁city . ▁D amm am ▁borders ▁S ai hat ▁from ▁the ▁south ▁while ▁all ▁of ▁S ai hat ' s ▁eastern ▁border ▁lies ▁on ▁the ▁Pers ian ▁G ulf . ▁The ▁estimated ▁size ▁of ▁S ai hat ▁is ▁ 5 . 6 1 ▁square ▁kilom eters . ▁Its ▁population ▁is ▁about ▁ 7 5 , 0 0 0 . ▁ ▁H osp it als ▁ ▁Al ▁S adi q ▁Hospital ▁Ab u ▁Mus a ▁Al ans ari , ▁An ▁Nur , ▁Tel : 0 1 3 ▁ 8 5 0 ▁ 0 1 6 0 ▁ ▁Transport ▁ ▁Airport ▁Air ▁transport ▁is ▁provided ▁by ▁King ▁F ah