These are not bulbs drowned in the air, Aladiners. The phenomenon of a fluorescent living thing is called bioluminescence. On the beach, a mysterious and beautiful ray of light is emerging as small organisms in the air become infected.
Disturbance 'in question can be macem-macem, including when you nyelupin feet into the water where they live. Hihi, his anger is so cute, huh!
Beautiful photo. Sometimes this happens in California, and the water turns bright green at night.