The Index-Based Ecological Condition As-sessment (IBECA) : Technical protocol, version 1.0

The report shows how reference  how reference conditions for indicators in IBECA are defined, including reference values, limit values for good ecological condition, and minimum/maximum values of indicators, (ii) the scaling proce-dures that make the indicators comparable, (iii) the aggregation procedures for calculating esti-mates for ecological condition for the ecosystem as a whole as well as for single ecosystem characteristics and ecosystem pressures, (iv) how uncertainty is treated in IBECA, and finally (v) the requirements for indicators and data used in IBECA.