Scientists have observed a strange phenomenon in oceans worldwide: Fish are getting smaller, even in areas unaffected by overfishing. The exact reason is unknown, though researchers have a few ...

A collaborative team of scientists recently found that there is no physiological evidence supporting a leading theory -- which involves the surface area of fish gills -- as to why many fish species ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Some teenage Japanese eels have found a way to avoid becoming a fish ...

Some slimy sea creatures have a very strange way of escaping predators, even after they've been swallowed. Baby Japanese eels have been spotted escaping from the stomachs of fish that have eaten them ...

Biologists find no link between fish size and gill surface area—study suggests that models underlying some projections of future fisheries yields need to be reconsidered AMHERST, Mass. – A ...

Fish can suffocate and die from oxygen deprivation, even when surrounded by water. This occurs when dissolved oxygen levels are too low due to pollution, heat, or other environmental factors, or if ...