...better known as the 'Weedy Seadragon'. This species is related to the seahorse and is only found in cooler South Australian waters to depths of 150'. (And at the Georgia Aquarium in large acrylic containers.)
The Weedy Seadragon has a long, tubular-like snout that sucks up small shrimp. The common name refers to the leaf-like appendages on the body and they can live up to ten years.
D300: 18mm 1/30h f/3.5 ISO 800