Juergen Freund / RF- Adult male Napoleon Wrasse (Cheilinus undulatus) portrait, Great Barrier Reef, Queensland, Australia. (This image may be licensed either as rights managed or royalty free.)

Juergen Freund / RF- School of Bigeye snapper (Lutjanus lutjanus) with one Blacktail Snapper (Lutjanus fulvus) in foreground, Great Barrier Reef, Australia. (This image may be licensed either as rights managed or ro...

Andy Trowbridge / RF- New Zealand Fur Seal (Arctocephalus forsteri ) with pup, Sandfly Bay, Otago Peninsula, South Island, New Zealand, January. (This image may be licensed either as rights managed or royalty free.)

Alex Mustard / RF- Juvenile Weedy Seadragon (Phyllopteryx taeniolatus) in seagrass habitat. Flinders Jetty, Melbourne, Victoria, Australia, March. (This image may be licensed either as rights managed or royalty fr...