Millions of people around the world rely upon them for food - but fish are also pretty cool creatures. Literally.
The cold-blooded aquatic vertebrates often play a very important role in ecosystems - whether in rivers, lakes or oceans. Here's an automated compilation of content relating to fish.
Eight million tons of plastic end up in the ocean every year. One forecast suggests that by 2050, there could be more plastic in our oceans than fish. British yachtswoman, Emily Penn, has become a tireless campaigner against ocean plastics. She now raises awareness on the topic and conducts scientific research in some of the most remote parts of our world.
Authorities discovered the glass eels in checked luggage bound for Vietnam at Frankfurt Airport in late November. A delicacy purported to increase virility in Asia, the protected fish can bring huge profits for sellers.
Once upon a time, fishermen and women in Kenya would discard the skin of their catch. Now, thanks to an environmental initiative, they are making it into fish leather. The material is proving a big hit among fashion designers in the country.