The aquarium helping Chappy — a nod to the New Haven, Conn., neighborhood where he was rescued last month — said he died of gastrointestinal issues and "was surrounded by love until the very end."

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two possible explanations — and hopes to get confirmation in the coming months.

Pesto, who weighs 46 pounds at just nine months old, has been on display at an Australian aquarium since April. As he grew, so did his social media fanbase — especially after a recent gender reveal.

Miami-Dade County has accused the operators of the Seaquarium of improperly caring for the grounds and animals. In August, the tourist attraction was under fire after the death of Lolita the orca.

No coin shortage here: While it's closed for the pandemic, the North Carolina Aquarium at Pine Knoll Shores has drained a 30-foot waterfall and cleaned off 100 gallons of pocket change.