The first competition day for the Lembeh Gulen Critter Shootout is now open for voting. The first of three competitions, today’s photo contest is nudibranchs. Photographers from two countries, Indonesia and Norway, are competing against one another in a shootout competition. The best images from one day of diving are pitted against one another and open for 24 hours of voting.

The winners will be determined by public vote. Voters will have one vote and 24 hours to choose.

Help us determine whether Lembeh or Indonesia has the top nudibranch image. Vote for the Lembeh Gulen Critter Shootout here.