Join Date: Oct 2006
Location: Ranchi, Jharkhand, India
The glowlight tetra has a translucent body which makes them look faded under very bright light and also if they are against light coloured backgrounds. Neon and cardinal tetras don't suffer the same disability.
Medium light with solid spectrum like that of the sun and a dark background will bring out the true beauty of both, glowlights and neons.
These days I see so much reference to PAR, but not many take time to consider that you must have a near 100% CRI to enjoy the natural beauty of your aquarium, of both the flora and fauna. Most of the lights used these days have those peculiar spectrum with gaps between tall bands leaving out so many shades of colour and labeled with artificial K numbers when the bulbs spectrum are nowhere like the K spectrum of the label stamp.
Then beauty lies in the eye of the beholder, so disregard my ...................................
If you have a choice, you have a problem, till you elect your choice. No choice, no problem, only consequences, learn to live with them.