Donostia-San Sebastian Aquarium

Donostia-San Sebastian Aquarium as well as a small group of people


See extraordinary marine creatures, learn about life under the sea and get insights into the local fishing history at this aquarium and oceanographic museum.

Embark on an undersea odyssey and observe a variety of aquatic species at the Donostia-San Sebastián Aquarium. This oceanographic museum has more than 30 aquariums that feature animals from the Cantabrian-Atlantic Sea. Visit its exhibition space dedicated to naval history and the local fishing industry.

The aquarium has about 5,000 fish covering more than 200 species. Stop at tanks filled with clownfish, jellyfish, cuttlefish, tropical moray eels, sardines, piranhas, balloon fish, scorpion fish and many more. Watch two bull sharks and a variety of Atlantic and Cantabrian species as you walk through the 360-degree tunnel toward the Oceanarium, the aquarium's largest tank. See sharks, rays and turtles being fed at noon on Tuesdays, Thursdays and Saturdays.

Roll up your sleeves and dip your hand in the tactile aquarium to touch sea urchins, sea cucumbers and other species. See the tank that houses a 59-foot (18-meter) mangrove swamp.

Visit the exhibition dedicated to about 700 years of marine and maritime history of Gipuzkoa and San Sebastián. Browse displays and artifacts that cover such topics as Basque whalers, fishing and maritime commerce. Look at nautical instruments and learn about whale hunting in the Middle Ages as well as modern-day fishing techniques.

Peruse the collections of coral, crustaceans, seashells and fossils. Look closely at the small-scale reproductions of historical ships and study the skeleton of a huge North Atlantic right whale.

Stay overnight at one of the Sleeping with Fishes events. For details visit the aquarium's website.

This family-friendly attraction is located on San Sebastián Pier in one of the most picturesque parts of the city. Parking is available for a fee in nearby garages . It’s also possible to walk here in a few minutes from the city center.

Donostia-San Sebastián Aquarium is open every day except Christmas Day, New Year's Day and January 20. Ask for discounted admission for senior citizens, children between 4 and 12 years old, the unemployed and people with disabilities. Children under the age of 4 get in for free.

Holiday & seasonal tours

See all 4 activitiesOpens in new tab

Popular places to visit


Top Donostia-San Sebastian Aquarium Hotel Deals

Intelier Victoria
Intelier Victoria
2 out of 5
Calle San Bartolomé 13, San Sebastián
Intelier Victoria
Hotel de Londres y de Inglaterra
Hotel de Londres y de Inglaterra
4 out of 5
Zubieta Kalea, 2, San Sebastián, Gipuzkoa
Hotel de Londres y de Inglaterra
Hotel Maria Cristina, a Luxury Collection Hotel
Hotel Maria Cristina, a Luxury Collection Hotel
5 out of 5
Paseo Republica Argentina, 4, San Sebastián, Gipuzkoa
Hotel Maria Cristina, a Luxury Collection Hotel
Hotel Zenit Convento San Martín
Hotel Zenit Convento San Martín
4.5 out of 5
Calle San Martín, 45, San Sebastián
Hotel Zenit Convento San Martín
Room Mate Gorka
Room Mate Gorka
4 out of 5
Plaza Guipuzkoa 11, San Sebastián, Gipuzkoa
Room Mate Gorka
Axel Hotel San Sebastián - Adults Only
Axel Hotel San Sebastián - Adults Only
4 out of 5
Calle Amara 26, San Sebastián
Axel Hotel San Sebastián - Adults Only
Hotel San Sebastián Orly, Affiliated by Meliá
Hotel San Sebastián Orly, Affiliated by Meliá
4 out of 5
Plaza de Zaragoza, 4, San Sebastián, Gipuzkoa
Hotel San Sebastián Orly, Affiliated by Meliá
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.