Collected reprints: Abstract 3582
Caljon, A. (1978). A pump system to collect water samples in shallow water without disturbance. Bull. Soc. Roy. Bot. Belg. 111: 49-54
An apparatus to take water and phytoplankton samples in shallow water is described. The most important advantages are: the facility to take undisturbed water samples from the bank, the practical size and easy construction.
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