Then it is more cleverly done than I initially thought
(
mediocre ha ha ha, you're reading this,
Fri 17 Jun 2011, 20:17,
archived)
The stuff in the greener bit of sea, the top inch (on the painting, 1/2 cm here) is white paint
The rest is reflection, but I did use glittery paint.
(
LordManley twitter.com/LordManley,
Fri 17 Jun 2011, 20:38,
archived)