ICPR – International Commission for the Protection of the Rhine

Technical reports

The ICPR has exchanged information on the so-called “non-technical” flood risk management measures. These measures, also referred to as “non-structural” measures, complement technical flood protection infrastructures (e.g. dikes, flood walls and mobile barriers, retention basins,…

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The ICPR has carried out a comparative analysis on appropriate behaviour of individuals during flood warnings and flood events, based on the studies and documentation available in the states of the Rhine basin (see below the attached list and files).

This synthesis report…

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For the protection and future management of endangered eel populations in Europe, the European Union adopted a regulation in 2007 with measures for the recovery of the European eel stock. This report summarises the situation of the eel population and the status of implementation…

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In December 2025, the ICPR published its first interim report on the review of the 30% reduction target for micropollutants by 2040. Despite positive developments, particularly in waste water treatment plants, further efforts are needed in all fields of emission.

In principle,…

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This report summarises the evaluation of the biota monitoring in the Rhine catchment area for the years 2015 to 2023 and provides a temporal and spatial impression of the contamination situation. For example, heptachlor and heptachlor epoxide, polybrominated diphenyl ethers and…

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The "Masterplan Migratory Fish Rhine" shows how migratory fish species can be preserved and permanently reintroduced in the Rhine basin. This report summarises the progress made in implementing the “Master Plan Migratory Fish Rhine” in the period from 2018 to the end of 2023.

Th…

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The Working Group “Ecology” (WG B) and its expert groups EG BMON, EG FISH and EG BIOTOP have compiled current scientific knowledge on the effects of climate change on aquatic ecosystems and biodiversity. This report describes the expected impacts on the four aquatic organism…

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In the Plenary Session, the President of the ICPR annually reports on the most important activities of the Commission in the past year.

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The aim of the international and interdisciplinary ICPR workshop held in Strasbourg on 24-25 June 2024 was to develop a common understanding and objectives for sediment balance and sediment management in the Rhine catchment area. Learn more about the findings and recommendations…

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Discover our report on the outcomes of the October 2023 ICPR workshop on heavy rainfall and flash floods in the Rhine basin. This document provides an overview of ongoing activities within the states and presents a series of ambitious and cross-cutting recommendations (flood…

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