How much seeding is needed? Nortek Support June 21, 2019 21:27 Updated Follow We recommend having a seeding concentration of 20–30 mg/L. Related articles Does the Vectrino flag bad data? Does White capping cause problems for the AST beam? What does the accuracy specification mean? Improvements in Acoustic Doppler Velocimetry (2006) Turbulent Dissipation Estimates from Pulse Coherent Doppler Instruments (2011) Comments 0 comments Please sign in to leave a comment.