A team of marine biologists in Tenerife, Canary Islands, have caught on video a rare black devil fish for the first time in ...

researchers noticed several instances of deep-sea fish seemingly swimming backward. Were they seeing that right? For years, scientists assumed that, “in the darkness and relatively featureless ...

A fish that is normally never seen near the surface of the sea in daylight has gone viral on social media. Marine biologists ...

The sea was looking rather yellow and strange - but he hardly noticed as he sang a little rhyme out loud. ‘Oh magic fish swimming in the sea! Hear my call and come to me!’ ‘Ah, the fisherman ...

Most fish are covered in scales that protect them and help them swim. Salmon, born in British rivers, swim downstream to the sea and onto cooler water as far away as Canada. That's an amazing journey!

Sea lice are copepod crustaceans. They have been around for millions of years and have adapted to live on salmon, feeding on the fishes' skin and blood to survive. The lice have a short, free-swimming ...