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 ...

Nanoplastic exposure can impair the cognitive abilities of fish and could lead to significant impacts on marine species' ...

Nanoplastic exposure can impair the cognitive abilities of fish and could lead to significant impacts on marine species' ability to survive, according to a new international study.

In sea urchin and salmon sperm, the pH value regulates whether they remain immotile or swim. • An enzyme as a pH sensor: A rising pH activates soluble adenylyl cyclase (sAC) in sea urchins and fish.

A consistent metabolic ratio found across 133 Chinese marine and freshwater fish species provides new evidence in support of the idea that fish become sexually active – and spawn for the first time – ...