The 11th European Conference on Underwater Acoustics (ECUA) will be held in Edinburgh between the 2nd and 6th July, 2012. ECUA provides a key international forum for presentation of the latest research and developments in underwater science and engineering. The main topics for the conference are: underwater acoustics; acoustical oceanography; engineering acoustics and signal processing in acoustics. ECUA typically gathers between 300 and 600 participants from all over the world. Under the auspices of the Institute of Acoustics (IOA), this is the first time this biennial conference will have visited the UK.