Milky sea: For the first time

For the first time, the luminescent nautical phenomenon has been discovered in satellite data and subsequently corroborated by sailors. These rare spectacles, dubbed “milky seas,” have remained shrouded in mystery due to their unpredictable nature and the remote waters they often grace—most commonly in the Arabian Sea and ... Milky seas are a luminous phenomenon in the ocean caused by luminous bacteria. They appear as large areas of seawater that glow diffusely and continuously in varying shades of blue, and can be seen from satellites.