Acoustic surveying of fish populations - Proceedings of the specialist meeting: (Session on fish target strength and Session on survey methods)

by Cushing, D.H., Institute of Acoustics, London (United Kingdom). Underwater Acoustics Group eng 406097, Institute of Acoustics. Underwater Acoustics Group. Meeting eng 17 Dec 1975 Lowestoft (UK) 12496, Griffiths, J.W.R.
Published 1975