Maritime Aquarium at Norwalk From Wikipedia, the free encyclopedia Jump to navigationJump to search The Maritime Aquarium at NorwalkDate openedLocationCoordinatesLand areaNo. of animalsNo. of speciesAnnual visitorsPublic transit accessWebsite July 16, 1988[1] Norwalk, Connecticut, CT 41.101°N 73.4164°WCoordinates: 41.101°N 73.4164°W 140,000 sq. ft. 2,700 300 500,000 South Norwalk maritimeaquariu..