Picture of the Week, Duncan Coral (Duncanopsammia axifuga)

Pictured in this installment of the AquaNerd Picture of the Week is a duncan coral (Duncanopsammia axifuga) glowing under a rich hue of blue lighting at the bottom of a reef aquarium. This particular coral got quite popular a couple of years ago, fetching $15-20 per single polyp and finding its way into to a [...]