New species discovered by British Antarctic Survey

This transparent ice fish has no red blood cells and glycerol in its blood acting as an antifreeze. Photograph: British Antarctic Survey

Mobile as both an adult and larvae, the Feather star eats phytoplankton (marine algae) and could be used to track the changing patterns of marine algae. Photograph: British Antarctic Survey

Brightly coloured Brittle stars make up an important part of seafloor communities around Antarctica. Photograph: British Antarctic Survey

Octopus are one of the more common species found in the waters of Antarctica. Photograph: British Antarctic Survey

Some species of Polychaete worm have bioluminescence and produce light through chemical reactions. Photograph: British Antarctic Survey

The Serolid isopod is known as the woodlouse of the sea and are among the hundreds of new species discovered in the deep sea. Photograph: British Antarctic Survey

The sea spider is common to Antarctica and can grow far larger size than their warm water relatives. Photograph: British Antarctic Survey

The elegant Gorganocephalus, or Basket star, was photographed branching its arms out after being intertwined with an octocoral. It feeds on food floating by in the water above the seabed. Photograph: British Antarctic Survey

The Amphipod crustacean at the top is an as yet unnamed species found to be different from the one below, Epimeria georgiana, through the use of DNA barcoding. Photograph: British Antarctic Survey

Antarcturus, an isopod crustacean. Photograph: British Antarctic Survey

An Iphimediidae amphipod. Photograph: British Antarctic Survey

A Eusiridae amphipod. Photograph: British Antarctic Survey

A Holothurian - also known as a sea cucumber. Photograph: British Antarctic Survey

A Natatolano isopod. Photograph: British Antarctic Survey

Two British Antarctic Survey scientists collecting and identifying marine life for the Census of Antarctic Marine Life. Photograph: British Antarctic Survey

The British research team covers a huge stretch of icy Antarctic waters. Photograph: James Clark Ross/British Antarctic Survey

The ship carrying the scientists at work on the census of marine life. Photograph: James Clark Ross/British Antarctic Survey

Members of the team collecting and identifying marine life. Photograph: British Antarctic Survey

A scientist studies Antarctic crustaceans. Photograph: British Antarctic Survey

Collecting samples as part of the marine life survey. Photograph: British Antarctic Survey