European Center for River Restoration (ECRR) General Members meeting : field excursion on Mérantaise river, France
Visit of the works on Mérantaise stream , Thursday 9 novembre 2017Programme and field excursion organised by the French national center for river restoration (CNRR) led by the French Biodiversity Agency (AFB), in collaboration with the river syndicat SIAHVY and the regional nature parc of Haute Vallée de Chevreuse : best practices on river continuity restoration.
Pactical informations- Location : SIAHVY 12 Avenue Salvador Allende, 91160 Saulx-les-Chartreux ;
- Schedule : 8h30 / 16h30 ;
- Simultaneous translation.
Programme and ressources
Start at 9h - at SIAHVY office at Saulx-les-Chartreux, Essonne
Moderator Bart FOKKENS, associated expert ECRR
Welcome from M BARRET, president of Siahvy, from M Martin JANES, chairman ECRR and from M Philippe DUPONT AFB/French national river restoration center
Session 1
Presentation and discussion on implementation of river continuity restoration : context, levers and bottlenecks, national strategies and plans, perception of this policy, links with other policies .
- Restoring river continuity, M Martin JANES, general manager of River Restoration Center UK (RRC)
- Implementation of river continuity restoration in Finland, M Jukka Jormola, expert Finish Environmental Institute (Syke) / Finnish Centre for River Restoration
- Implementation of river continuity restoration in Italy, M Giancarlo Gusmaroli, Technical Director of Centro Italiano per la Riqualificazione Fluviale (Italian Centre for River Restoration, CIRF)
Session 2
Presentation of Mérantaise stream
- On the works carried out: returning the river to its original bed, weir removals to retore river continuity and wetland and to reduce flood risk at Gif-sur-Yvette, M Jérôme Rozanski, SIAHVY
- On conciliation of uses in the regional nature parc of Haute Vallée de Chevreuse, Mme Virginie Pastor et M François Hardy, Parc Naturel Régional de la Haute Vallée de Chevreuse
French national center for river restoration CNRR and the national network of practitionners : Mme Josée Peress, AFB and M Thierry Mougey, Fédération des parcs naturels régionaux de France
Film « Rivers in good health »: This short film illustrates the river processes and the multiple benefits provided by river preservation and restoration.
Visits
7 sites have been visited (click on the map to open it).
Ors mill (Moulin d'ors) in the Parc naturel régional de la Haute Vallée de Chevreuse
Ors mill and reproduction sites of brown trout
Works carried out by the SIAHVY on Mérantaise stream at Gif sur Yvette
Weir removals, returning the river to its original bed, flood plain restauration, pond removal and meandering.
Six river restoration examples carried out in France :
- Widening and sediment reloading of the Drac riverbed in Saint-Bonnet-en-Champsaur
- Restoring the natural dynamics of the upper Adour
- Restoring the river continuity of the Bresle River by returning it to its original bed in Sénarpont
Removing a weir and renaturalising the Iton River on the Plis industrial site in Hondouville- Reopening side channels along the Saône in Jassans-Riottier
- Bio-engineering and creation of side channels along the rectified section of the Scarpe River in Arras
- More examples : here.
More informations
Restoration of river continuity: model initiatives across France and Europe - n°54 | Meetings | April 2018
The French National River Restoration Centre, led by the French Agency for Biodiversity (AFB), organised a workshop and field visits on river continuity restoration initiatives. This was an opportunity for practitioners involved in the management of aquatic environments to discover reproducible actions targeting multiple issues, carried out in Italy, the United Kingdom, Finland and France.
Journée nationale d’échanges avec le Centre européen pour la restauration des rivières (ECRR) | Evénement |
Journée organisée par le Centre national pour la restauration des rivières (CNRR) avec la collaboration du SIAHVY et du Parc Naturel Régional de la Haute Vallée de Chevreuse : Pour favoriser les échanges entre les praticiens étrangers et français sur la restauration de la continuité écologique des rivières.
Centre de ressources Cours d'eau | Rubrique
Le centre de ressources a pour but d’accompagner les acteurs dans la mise en œuvre des actions de préservation, d’amélioration et de restauration des cours d’eau par l'élaboration et la mise à disposition de connaissances et d’informations pratiques. Il vise aussi à favoriser la mise en relation des acteurs et des réseaux existants.
