from below the horizon...
Yes that's what I meant too, the last rays of sun after it sunk
(sank)? below the horizon. Living at the seaside I often saw that phenomenen. Missed the words.

 Quote:
Out would be most ocean-living bioluminescent creatures which glow in any darkness, not just at night. :0)
But a wonderful thing to have at an after sunset swim. 'Sea lightning'.