What is the purpose of deep-sea creatures having colour?

The color of deep sea creatures depends on the depth in which they live and their way of life. read more

The color of deep sea creatures depends on the depth in which they live and their way of life. Animals that migrate to the upper levels to feed or animals that live in depths were some light (not nessessarily visible to the human eye) still penetrates will mostly have a silvery color, especially on their downfacing side. read more

Deep-sea fish are fish that live in the darkness below the sunlit surface waters, that is below the epipelagic or photic zone of the sea. The lanternfish is, by far, the most common deep-sea fish. Other deep sea fishes include the flashlight fish, cookiecutter shark, bristlemouths, anglerfish, viperfish, and some species of eelpout. read more