Reference citation: Summers, R.W., S. Smith, M. Nicoll and N.K. Atkinson. 1990. Tidal and sexual differences in the diet of purple sandpipers Calidris maritima in Scotland. Bird Study 37(3):187-194.
Source citation: Palomares, M.L.D. and D. Pauly. Editors. 2018. SeaLifeBase. World Wide Web electronic publication. www.sealifebase.org, version (10/2018).
