Bioluminescence is here! Join us on a bioluminescent kayak tour with family and friends! | A Day Away Kayak Tours

A 500-million-year-old #fossil has sparked debate in the #science community about whether it is the distant ancestor of this comb jelly. The ancient creature, known as Daihua sanqiong, had 18 arms, each of which featured hundreds of tiny combs, the same things causing the irridescent effect here (moving the combs is how this jellyfish swims). Many people ask if this sparkling is #bioluminescence, but it's one of the exceptions in the (often sparkly) #oceantwilightzone: this is not self-generated

14K views | Reel by Schmidt Ocean Institute