Julie Hatcher is a marine biologist working in marine conservation in Dorset. Her work involves raising awareness of the marine environment and marine and coastal wildlife in the UK. She has written many articles for newspapers and magazines, as well as designing interpretation panels, posters and leaflets. She also leads guided rockpool rambles and seashore identification training courses and has been a scuba diver for many years, mostly in the UK.
Steve Trewhella is a diver and photographer, specialising in the photography of British marine life above and below the waves. He is also a keen naturalist with a particular interest in the coast and sea. When not diving he enjoys rockpooling, beachcombing and recording some of the more obscure marine and coastal species found in the British Isles. His images are used in publications all over the world and he has worked as a contributor on many natural history television features.
Julie and Steve met in 2004 since when they have organised projects to record strandline invertebrates and intertidal snapping prawns as well as carrying out dive surveys on seahorses and stalked jellyfish in their local area. They married in 2013 and live on the Isle of Purbeck in Dorset.