Wynberg, P.R. (1991) The ecological effects of collecting Callianassa kraussi Stebbing and Upogebia africana (Ortmann) for bait: Impacts on the biota of an intertidal sandflat.
The ecological effects of collecting _Callianassa kraussi_ Stebbing and _Upogebia africana_ (Ortmann) for bait: Impacts on the biota of an intertidal sandflat