Small urchins, like the tuxedo urchin, can get by in a 20-gallon aquarium, but giant types like the long-spined urchin need at least 75 gallons. Sea urchins eat algae.

The Aquarium of the Pacific will soon celebrate two new additions to the institution’s offerings — including a yearlong special exhibit and an interactive touch pool. The exhibit, dubbed ...

Diadema, a Caribbean sea urchin, has suffered two massive dieoffs in recent decades. ... The first hurdle is trying to get the darn things to reproduce — and grow up — in an aquarium.

Read: The sea-urchin murderer has finally been apprehended “We’ve come a long way but obviously still have a ton more to do,” Patterson says. Despite the unknowns, he’s optimistic.

Long Beach’s Aquarium of the Pacific has three new residents — Elle, Bee and Cee, a romp of sea otter pups named as an homage to their new home. All three pups were found stranded on various ...

Consider the sea urchin. Specifically, the painted urchin: Lytechinus pictus, a prickly Ping-Pong ball from the eastern Pacific Ocean. The species is a smaller and shorter-spined cousin of the ...

Sea urchin ready for Halloween at Waikiki Aquarium on Oct. 29, 2024. Sea urchin ready for Halloween at Waikiki Aquarium on Oct. 29, 2024. Help keep aquarium species from harming Hawaii waters ...

SEA LIFE, the world’s largest family of aquariums, ... SEA LIFE Aquarium opens at LEGOLAND, showcasing marine life and conservation. Jake Jordan. Sun, June 8, 2025 at 6:13 PM UTC.

Enter the Alaska SeaLife Center, an aquarium with 40 sunflower sea stars — the largest collection of the animals in the world. The researchers will bring 10 of those back to the contiguous U.S ...

A culmination of several events in 2014 — including an underwater heat wave and an explosion in the sea urchin population — resulted in the destruction of more than 95% of Northern California ...

The Aquarium of the Pacific will soon celebrate two new additions to the institution’s offerings — including a yearlong special exhibit and an interactive touch pool. The exhibit, dubbed ...