Demos for the web application MEDPACS show the following functional limitations:
- Do not allow to add new sampling sites.
- Massive upload of sites it is deactivated.
- The existing sampling sites cannot be relocated.
Main features of the web application as: the introduction and/or edition of the observed macroinvertebrate families, calculations of predictive models and different biological indices, the possibility to assess the ecological status according with the Spanish regulation (Instrucción de Planificación, B.O.E. 22-IX-2008), as well as the possibility to generate the reports have remained.