swamps
type: Concept
broader: marshes
preferred label: باتلاق‌ها @fa

salt marshes
type: Concept
broader: marshes
preferred label: مرداب‌های نمکی @fa

marshes
type: Concept
alternative label: marshlands
broader: wetlands
narrower: swamps
narrower: salt marshes
preferred label: مرداب‌ها @fa

wetlands
type: Concept
narrower: marshes
preferred label: نمزارها @fa