The Limburg Water Board needs to purchase a service concerning the annual sampling and determination of macrofauna (approximately 100 samples). The data is delivered digitally, checked and the samples are finally returned.

The assignment consists of two lots: plot North (above Roermond), plot South (Roermond and below).

The estimated value for plot north mentioned below is for 8 years (so including optional extension).

The estimated value for plot south mentioned below is for 8 years (so including optional extension).