Choosing the right substrate is one of the most common challenges beginner aquarists face. With so many options, it can be tough to make the right call. For instance, is gravel better than sand? Do ...

In 2020, during the Covid-19 pandemic, staff at Sumida Aquarium in Tokyo said its garden eels were disappearing beneath the sand after they forgot what humans looked like. In response, it set up ...

Staff from the Ucluelet Aquarium met with eager volunteers at Big Beach on Wednesday, Jan. 29, 2025 to collect buckets of sand for upcoming exhibits. These weren't your typical kids' beach sand pails: ...