Bandar Abbas (IP) - Here is a video of glowing phytoplankton in Iran's southern waters of the Persian Gulf. It's a form of phytoplankton called dinoflagellates, which are bioluminescent. This means they glow – like fireflies. Bioluminescent phytoplankton is just like all other phytos: they're microscopic plants and the bottom of the food chain in the ocean. 214