Watermarks, the National Aquarium's official bi-annual member magazine, gives readers a look behind the scenes at the animals, experts and programs that power the Aquarium's mission to connect people with nature to inspire compassion and care for our ocean planet. Members look to Watermarks for a deep-dive into the species and projects that make the National Aquarium such a special place, and an insider's perspective on the initiatives and developments that will propel it into the future.
Check out feature stories from past issues here!
Most Recent Summer 2024
Peek into this issue to explore how we care for National Aquarium animals throughout their lives, why algae deserve our appreciation, where the Gwynns Falls begins and ends, and how the new National Aquarium Harbor Wetland presented by CFG Bank is shaping up ahead of its opening this summer!
Past Issue Winter 2024
Stay close to home with stories and videos about Baltimore's Inner Harbor and how we care for Aquarium animals' teeth, beaks and bills—and then follow us to the literal end of the Earth, to Antarctica.
Past Issue Summer 2023
Travel along the country's largest estuary, get a new perspective on our Dolphin Discovery exhibit, visit a well-loved patch of Baltimore City forest and follow one sea turtle's journey to the National Aquarium.
Past Issue Winter 2022
We're playing the long game, with a look at the long-term commitments we've made to our region, our research and to you as we celebrate another milestone improvement that ensures that the National Aquarium will sustainably meet the future.
Past Issue Summer 2022
We're taking a look at changes and upgrades to our buildings that will ensure a better future for animals, people and the planet, while celebrating the firm foundation laid by a fascinating visionary Baltimorean, and a hands-on assist from members like you!