The soul of the city is the , a shallow coastal lagoon that spans nearly 45 km in length. This unique ecosystem is not just a scenic backdrop; it is a vital hub for:
: For centuries, Aveiro was the national center for salt, with its salinas (salt pans) producing high-quality salt used across the Portuguese economy. aveiro portugal
: The lagoon is home to extensive salt marshes and seagrass meadows, such as Zostera noltei , which serve as critical carbon sinks and habitats for diverse flora and fauna. The soul of the city is the ,