Deep in Palau's Rock Islands is a remarkable marine lake where millions of golden jellyfish swim daily. The golden jellyfish ...

The lion’s mane jellyfish (Cyanea capillata), known as the largest species of jellyfish in the world, can grow to staggering ...

In honor of the 50th anniversary of Steven Spielberg's 1975 blockbuster "Jaws," we're ranking the 10 best shark movies of all ...

Scientists have uncovered that fish biofluorescence a captivating ability to glow in vivid colors has ancient roots stretching back over 100 million years. This trait evolved independently in reef ...

An occasional series where Mongabay founder Rhett Ayers Butler shares analysis, perspectives and story summaries. In the ...

The directors of 'Ocean with David Attenborough' share their favorite locations from the new documentary film.

While theme parks, water parks, national parks and beaches are top draws, why not consider adding in an aquarium visit?

But tourism can replace fishing in the economy, helping preserve coral ... no fish at all. “Mingaw,” one fisherman called, as the trap broke the surface. Empty. I winced as small jellyfish ...