And for those who haven't yet seen bright blue ocean, it might not be too late ... glow — a type of dinoflagellate — to light up waves somewhere along Southern California's coast.

It's the northern lights of the ocean." This was Emma ... after years of hoping. The light in question is an ethereal blue that flashes along the edge of a wave as is rolls in to shore.

which give the ocean a rusty brown hue during the day and an electric blue glow when agitated by waves or other movement at night. But now this bioluminescent algae is dying and releasing hydrogen ...