aging ▁green ▁sea ▁t urt les . ▁T urt les ▁with ▁F P ▁are ▁found ▁to ▁have ▁a ▁comprom ised ▁imm une ▁system . ▁They ▁have ▁higher ▁ph ag oc yt ic ▁le uc ocy te ▁counts ▁( es pecially ▁heter oph ils ) ▁compared ▁to ▁health y ▁individuals , ▁which ▁seems ▁to ▁be ▁an ▁effect ▁of ▁F P , ▁as ▁it ▁is ▁mostly ▁evident ▁in ▁individuals ▁with ▁severe ▁tum ours . ▁This ▁further ▁supports ▁the ▁hypothesis ▁of ▁the ▁her pes vir us ▁as ▁a ▁caus ative ▁agent . ▁Im m unos upp ression ▁is ▁strongly ▁correl ated ▁with ▁F P , ▁but ▁does ▁seem ▁to ▁be ▁a ▁consequence ▁of ▁the ▁development ▁and ▁growth ▁of ▁F P ▁rather ▁than ▁a ▁pr ere quis ite , ▁which ▁is ▁similar ▁to ▁other ▁virus - indu ced ▁tum our ▁dise ases ▁in ▁other ▁species , ▁such ▁as ▁ ▁Mare k ' s ▁disease ▁in ▁p oul try . ▁ ▁Tre at ment ▁ ▁S urg ical ▁removal ▁of ▁tum ors ▁caused ▁by ▁F P ▁is ▁the ▁most ▁common ▁treatment ▁method . ▁Phot od ynamic ▁ther apy ▁and ▁electro chem other apy ▁are ▁also ▁used , ▁as ▁is ▁CO 2 ▁las er ▁surg ery . ▁ ▁Ep ide mi ology ▁ ▁F P ▁affect s ▁green ▁sea ▁t urt le ▁populations ▁all ▁over ▁the ▁world , ▁making ▁it ▁a ▁pan zo otic . ▁It ▁is ▁especially ▁found ▁in ▁war mer ▁clim ates , ▁such ▁as ▁the ▁Car ib bean , ▁Hawai i , ▁Japan , ▁and ▁Australia