What It Takes to Operate a $12.5 Million Aquarium Exhibit
Wall Street Journal
The National Aquarium in Baltimore says it spends $45 million in annual operating costs. We visited their Blacktip Reef exhibit to see what it takes to maintain a 270,000 gallon tank and keep over 600 animals alive daily.
https://www.wsj.com/articles/what-it-takes-to-operate-a-12-5-million-aquarium-exhibit-f5632ecc