Golfo Dulce’s Bioluminescence

Watching the sun set over the Golfo Dulce in Costa Rica is the most spectacular moment of the day. But even after the sun has set, Golfo Dulce hosts another amazing light show, this from a very different, and much smaller, light source: tiny micro-organisms in the upper layers of the sea glow when water is disturbed. A passing dolphin, our boat’s wake or a hand running through the water create a trek of light, betraying the presence of dinoflagellates, microscopic unicellular algae. This bioluminescent is a common occurrence in Golfo Dulce and it is one of the most special