Press ENTER to search, ESC to clear

Plan your visit.

See our daily activities.

Consult our event calendar.

Browse our online Gift Shop.

Featured Events

Sailfin Tang
Shark

Captain's (B)log

September 5, 2025 / Education

Back-to-Schooling September: 7 Common Student Questions

At Greater Cleveland Aquarium, we believe that nature is a curious thing. Students who take part in our education... Read More

September 18, 2025 / Education,Species Highlights

Back-to-Schooling September: Questions from Guests!

Thank you for submitting your curiosity questions during Back-to-Schooling September. Here are answers to some of the... Read More

September 24, 2025 / Education

Educational Opportunities at Greater Cleveland Aquarium

At Greater Cleveland Aquarium, we offer a variety of educational opportunities that provide inquiry-based, hands-on... Read More

Follow us out to sea

Anemones, not Enemies - Clownfish and anemones have a special relationship that benefits both. The stinging anemones provide the clownfish protection from predators while clownfish help the anemones with cleaning, food and nutrients. (You can see these in Industry & Habitat today!) #cleaquarium... #natureiscurious #clownfish

Anemones, not Enemies - Clownfish and anemones have a special relationship that benefits both. The stinging anemones provide the clownfish protection from predators while clownfish help the anemones with cleaning, food and nutrients. (You can see these in Industry & Habitat today!) #cleaquarium... #natureiscurious #clownfish

Cruising around the Amazon River habitat at Greater Cleveland Aquarium, redhook silver dollars might be easy to spot, but they are also easy to underestimate. Watch to learn five fun facts about this species, including a surprising connection. #redhooksilverdollar #cleaquarium #natureiscurious ...#splashofwonder

Thinking about a future working with animals, science or the ocean? 🌊🐠

Join us for High School Career Day: Aquarium Career Quest!
Meet real aquarium professionals, explore career paths and get hands-on with experiences like feeding stingrays and more.

Perfect for ...students in grades 9–12 looking to dive into what a future in this field could look like.

🔗 Learn more + register: https://www.greaterclevelandaquarium.com/event/high-school-career-day/

Did you know? 🐟
Cuckoo catfish are the only known fish to practice brood parasitism—laying their eggs with cichlids so the other fish unknowingly raise their young.

Nature is full of surprises. 👀 #natureiscurious #cleaquarium #springdiscoverydays

Did you know? 🐟
Cuckoo catfish are the only known fish to practice brood parasitism—laying their eggs with cichlids so the other fish unknowingly raise their young.

Nature is full of surprises. 👀 #natureiscurious #cleaquarium #springdiscoverydays

Up-close experiences let you really focus on the fish, appreciate encounters, discover your natural curiosity, and add a splash of wonder to your day by making memories together. Get closer at Greater Cleveland Aquarium. Open 10am - 5pm daily. #cleaquarium #natureiscurious #thingstodoincleveland

Up-close experiences let you really focus on the fish, appreciate encounters, discover your natural curiosity and add a splash of wonder to your day by making memories together at Greater Cleveland Aquarium. 🐢🐠

Open 10am - 5pm daily. Plan your spring break visit: ...https://www.greaterclevelandaquarium.com/plan-your-visit/

Spring Discovery Days (now - April 12) shine a light on small species and the tiny details that often go unnoticed. 🔍

As part of the experience, our friends from Akron Zoo Mobile are onsite Fridays (3/27, 4/3 & 4/10) from 11am–1pm in the lobby with biofacts and outreach animals ...— giving families another opportunity to learn together. https://www.greaterclevelandaquarium.com/event/spring-discovery-days/

Spring Discovery Days (now - April 12) shine a light on small species and the tiny details that often go unnoticed. 🔍

As part of the experience, our friends from @AkronZoo Mobile are onsite Fridays (3/27, 4/3 & 4/10) from 11am–1pm in the lobby with biofacts and outreach animals ...— giving families another opportunity to get a closer look and learn together.

" . . . the mollusks I study can rebuild their hearts from scratch, which is not found in any other animal so far." What can sea slugs teach us about healing?

Researchers are studying a colorful sea slug with remarkable regenerative abilities—work that could offer clues for ...advancing regenerative medicine in humans.
🔗

Image for shared link
Sea Slugs Offer Insights Into Regenerative Medicine

When a person scrapes their knee or breaks a bone, their body works quickly to rebuild cells and tissues to repair the injury. But some species...

www.pew.org

During Spring Discovery Days (now - April 12), we focus on smaller species and some of the little things that make life interesting.

Interested guests also are invited to get a bigger picture of our region and the sizable impact their small actions can have by connecting with the broader ...NE Ohio conservation community during local popups in the powerhouse lobby. On Thursdays (11am – 2pm), guests can zoom in with regional partners:

3/26 – Trash Fish
4/2 – Ohio Sea Grant & OSU Stone Lab and Splash Fund
4/9 – CanalWay Partners and GLEAMS

Thanks to our partners

Wild 4 Ever Logo
Northeast Ohio Regional Sewer District
Jacobs Pavilion Logo
Lady Caroline logo
Windows on the River
Logo for Ohio Trails and Tales for America 250-Ohio.

News Alerts

Open 10am – 5pm daily
Spring Discovery Days Are Here
Qs? Call 216.862.8803 x7700


cleveland factory