- The Junior League of Corpus Christi and the local Jaycees form a coalition creating the Gulf Coast Zoological and Botanical Society whose purpose would be to build the local aquarium.
- Members of Leadership Corpus Christi Alumni join in support of the project.
- Organization's name changes to the Corpus Christi Aquarium Association to encourage local enthusiasm and support.
- Junior League donates $50,000 to launch project.
- Building fund increases to over $1 million, led by a $350,000 grant from the Earl C. Sams Foundation in Corpus Christi.
- The Brown Foundation of Houston awards a $1.5 million challenge grant to the project.
- The Texas State Legislature designates Corpus Christi's proposed aquarium the "Official Aquarium of Texas."
- Name changes to Texas State Aquarium Association (TSAA).
- TSAA purchases 6.3 Acres of land on the southern tip of Corpus Christi Beach
- Local voters approve a $4.4 million bond issue for the improvement of public properties surrounding the site.
- A four-phased master plan is initiated. Corpus Christi Downtown Reinvestment Zone invests $10 million and the Housing Finance Corporation Invests $500,000.
- A $3 million investment from the Houston Endowment moves the project from the design stage to final plans and ground breaking
- Construction begins in September
- The Texas State Aquarium (TSA) opens its Gulf of Mexico Exhibit Building to the public on July 6, 1990.
- TSA becomes a federally-permitted animal rehabilitation facility.
- TSA becomes accredited with the AZA, American Zoo & Aquarium Association.
- TSA celebrates its 5th anniversary with a Willie Nelson Concert.
- Education outreach expands with the launching of the mobile exhibit Ocean in Motion.
- Turtle Bend opens featuring several of the TSA's rehabilitated sea turtles.
- Otter Space opens in Conservation Cove featuring North American River Otters.
- TSA receives Mutual of America's Outstanding Public-Private partnership Award for the television show, Wonders Under the Sea.
- TSA receives the Munson Aquatic Conservation Exhibitry Award from AZA for Ocean in Motion.
- TSA holds first Beach Ball Gala featuring the Beach Boys.
- TSA adopts a special exhibit plan and opens Jellies: Floating Phantoms.
- Coastal America, a partnership of 13 feder departments and the office of the President, designates TSA as a coastal Ecosystem Learning Center.
- TSA presents second special exhibit, Swamp Tales, featuring Roscoe the white alligator.
- Interpretive Walkway opens.
- TSA opens third special exhibit, Seahorse Seatopia
- TSA introduces Dollar Day, a local program designed to increase acessibility to families throughout the City.
- Teacher workshops become registered with the State Board for Educator Certification.
- TSA breaks ground on Dolphin Bay, the largest expansion since the Grand Opening, with over $10 million in private donations raised.
- Stingray Flats and Texas Trails open.
- TSA opens fourth special exhibit, Oddysea.
- Kids' Port playground opens
- Dolphin Bay fundraising reaches $14.7 million and TSA successfully completes the requirements of a $750,000 Kresge challenge grant.
- Dolphin Bay opens to rave reviews as the city welcomes "Kimo" and "Sundance."
- Environmental Discovery Center opens, featuring an expanded Weston's Library, the Blanche Davis Moore Family Learning Center, and the Flint Hills Resources Distance Learning Studio.
- TSA tops off the year with Beach Ball 2003 starring Chicago.
- TSA wins the 2004 Conservation and Environmental Stewardship Award for Public Awareness from the Coastal Bend Bays Foundation.
- TSA celebrates 15th anniversary year with the opening of its fifth special exhibit, AMAZON.
- Two new Atlantic Bottlenose Dolphins, "Cobie" and "Shadow", join Dolphin Bay.
- TSA introduces newest exhibit, Living Shores,which interprets the Laguna Madre.
- "Kai" and "DJ" join "Cobie" and "Shadow" in Dolphin Bay.
- "Naiya" the anteater enters AMAZON.
- Highest attendance since 1993.
- TSA earns accreditation from the Alliance of Marine Mammal Parks and Aquariums for Dolphin Bay.
- Wild Flight soars at TSA. The first phase of a three-year renovation is complete with the opening of the Hawn Wild Flight Theater.
- New otters, Gwen and Odie, make their home at TSA.
- TSA begins extensive renovations of sea turtle exhibit.
- Newly renovated Tortuga Cay and Otter Creek open in Spring. The final phase of Conservation Cove begins, as ground is broken on Eagle Pass and Swamp Tales.
- Aquarium introduces newest exhibit, Eagle Pass, which houses rescued and rehabilitaed hawks, owls, and other raptors.
- Aquarium celebrates 20th Anniversary and opens newest exhibit, Swamp Tales, featuring a 10-foot long American alligator and various species of freshwater turtles.
- HEB Splash Park and Owen's Paleo Park open as the Aquarium's newest attractions, replacing the Kids' Port Playground. Aquarium sees highest attendance since opening in 1990.
- Aquarium opens newest exhibit, Stingray Lagoon. The exhibit's 10,000 gallons of seawater is home to over 30 rays representing the Southern, Atlantic, and cownose species. Existing Stingray Flats exhibit undergoes transition to a Shark Touch exhibit.
- Aquarium introduces new Wild Flight Show at Hawn Wild Flight Theater, and new Ocean Games dolphin show at Dolphin Bay.