Exposure to antidepressants flowing into Australia’s streams and and rivers is “dramatically” altering fish behaviour and reproduction, scientists have warned in a new study. The study, conducted over ...

Polar fish experience lower mortality than tropical fish, allowing them to delay reproduction until later in life when they are larger and can produce more eggs, according to a study by Mariana ...

Fri, March 27, 2026 at 11:32 AM UTC This tiny surprise was almost missed entirely. Scientists noticed a gelatinous egg mass drifting in a tank of the Aquarium’s Wild Reef exhibit, home to the Aquarium ...

It is slimy, mysterious, and one of Europe’s most enigmatic species: the eel. For centuries, researchers have tried to discover where and how these fish reproduce, but to this day, no one knows for ...