Boo! In The Blue

Sat. October 21, 2023 - Sun. October 22, 2023 11:00 am - 4:00 pm

It's not Halloween without Boo! In The Blue

The Texas State Aquarium is thrilled to welcome you back for Halloween under the sea with its annual Boo! In the Blue event on Saturday, October 21st, and Sunday, October 22nd All activities are included with admission or membership, and children (ages 3 to 12) in costume will get a 50% admission discount* with the purchase of a full-priced adult admission. Membership admission is not applicable for child discounts.

Some spooky décor will bring a Halloween ambiance to the Aquarium experience. Underwater skeletons, jack-o-lanterns carved with ocean creatures, and giant shark jaws covered in cobwebs will all make for some fin-tastic photo ops. 

Buy Tickets

The Aquarium will be open from 10 a.m. – 5 p.m. on both days with “Boo! In The Blue” activities from 11 a.m. – 4 p.m. 

Event Schedule and Locations

Saturday, October 21

11:00 a.m. – Diver in the water – Caribbean Sea Level 1 – Coral Reef Exhibit

12:00 p.m. – Halloween Otter Enrichment – Otter Creek

1:00 p.m. – Halloween Dolphin Enrichment – Dolphin Bay Stadium

2:00 p.m. – Chance the Owl – Caribbean Journey – Level 2

3:00 p.m. – Meet Ruby, the rainbow boa – Caribbean Journey – Level 2

Sunday, October 22

11:00 a.m. – Diver in the water – Caribbean Sea Level 1 – Coral Reef Exhibit

12:00 p.m. – Halloween Otter Enrichment – Otter Creek

1:00 p.m. – Halloween Ocelot Enrichment – Ocelot Area

2:00 p.m. – Meet the Macaw – Caribbean Journey – Level 2

3:00 p.m. – Sea turtle enrichment – Tortuga Cay

Virtual Costume Contest

A virtual costume contest will be held during the weekend of the event, October 21st and 22nd. Boo!

Winning is super easy!

  1. Come to the Aquarium during our Boo! in the Blue Event between October 21 and October 22 and take a picture of your amazing costume! BE CREATIVE WITH THE LOCATION YOU CHOOSE AROUND THE AQUARIUM*
  2. Submit your photos by taggins us @txstateaquarium on Instagram or Facebook
  3. Follow us on Instagram or Facebook.
  4. The winner will be announced on October 31 for the three best costumes!

* Only kids up to 13 years old will be considered for the Boo! in the Blue virtual costume contest.

For more information about the contest click here.

Virtual Costume Contest

Boo! In The Blue is presented by Whataburger