Across the world scientists and biologists are studying a huge variety of dedicated and intricate subjects: jellyfish proteins; fish intelligence and whether octopus dream. On the other side of the coin are the naturalists
iSimangaliso Wetland Park in South Africa is home to one of the world's most pristine reef systems, home to hundreds of different species from rare fish to tiny seahorses...and hundreds of cleaning stations where fish come in for their daily cleaning sessions. Petro van Jaarsveld who is currently conducting her PhD studies on these fascinating stations takes us on a tour inside the surprisingly complex and beautiful world of a fish car wash...
