Special Protection Area (Birds Directive) · FRA
Vallée de la Loire de Nantes aux Ponts-de-Cé et ses annexes
- Area
- 157 km²
- IUCN cat.
- Not Reported
- Year
- 2019
Overview
- Designation
- Special Protection Area (Birds Directive)
- Established
- 2019
- Managing authority
- See European Environment Agency Geospatial Data Catalogue for more information - https://sdi.eea.europa.eu/catalogue/srv/api/records/be2142b0-7dc4-42e3-afac-f7cc5f1a9ac6
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
2 683 distinct species · 47 393 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Vallée de la Loire de Nantes aux Ponts-de-Cé et ses annexes : 28 espèces + 4 bulles famille, 51 interactions GloBI documentées sur 4 types (connectance 10.3%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology6 basins · 4 lakes · 35 rivers
Hydrology metrics for this exact territory
Stream length here
138,4km
Lake surface here
2,39km²
Basins crossed
6
Max stream order
7
Max drainage
111 742km²
Discharge in basins
601,3m³/s
Mean precip.
711mm/an
Mean T°
11,4°C
Moisture idx
-0,16
Max snow
5%
Mean runoff
345mm/an
Mean elev. (basins)
60m
Watersheds crossing here
- Bassin de la Loiresub-area2 002,8 km²overlap118.69 km²76%
- Bassin de la Loiresub-area147 km²overlap26.62 km²17%
- Bassin de la Loire - Bras Saint-Jeansub-area12 km²overlap4.61 km²3%
- Bassin de la Loiresub-area36,9 km²overlap3.44 km²2%
- Bassin du Layonsub-area1 081,6 km²overlap3.25 km²2%
- Bassin de L’Aubancesub-area193,1 km²overlap0.56 km²0%
Lakes (4, top by area)
Rivers / streams (35, ord ≥ 4)
- La Loireord 7len here66.37 km7%total974 km
- Bras de Loireord 7len here16.13 km83%total19 km
- Ruisseau de Gréeord 2len here4.29 km89%total5 km
- Ruisseau d'Omblepiedord 7len here3.82 km90%total4 km
- La Loire - Bras Saint-Jeanord 7len here3.77 km100%total4 km
- Boire du Cellierord 7len here3.76 km99%total4 km
- La Rommeord 2len here3.19 km10%total33 km
- Le Boireauord 7len here2.94 km50%total6 km
- Ruisseau de la Chalandièreord 1len here2.90 km65%total4 km
- La Boire Torseord 1len here2.74 km100%total3 km
- Ruisseau de la Loge au Moineord 2len here2.66 km64%total4 km
- Ruisseau de Brayord 1len here2.43 km36%total7 km
23 more river segmentssorted by Strahler order + length
- Le Layonord 3len here2.03 km2%total98 km
- Boire des Filièresord 1len here2.02 km30%total7 km
- Ruisseau de Veillonord 1len here1.84 km67%total3 km
- Ruisseau de l'Aubinièreord 1len here1.83 km36%total5 km
- Ruisseau du Moulin Benoistord 1len here1.81 km47%total4 km
- Le Jeuord 2len here1.73 km11%total15 km
- Ruisseau de la Champenièreord 1len here1.60 km57%total3 km
- Ruisseau des Robinetsord 2len here1.59 km16%total10 km
- Ruisseau du Bernardeauord 1len here1.47 km99%total1 km
- Ruisseau de la Planche de Mozéord 1len here1.15 km14%total8 km
- L’Aubanceord 3len here0.90 km3%total30 km
- La Loire - Bras Sud de l'Île Héronord 1len here0.89 km40%total2 km
- La Javetièreord 2len here0.77 km10%total8 km
- L'Èvreord 3len here0.76 km2%total44 km
- Ruisseau de la Houssaieord 1len here0.68 km45%total1 km
- Douve Neuveord 2len here0.57 km7%total8 km
- Ruisseau de Saint-Denisord 1len here0.48 km29%total2 km
- Ruisseau d'Armangéord 1len here0.32 km11%total3 km
- Ruisseau de la Logeord 1len here0.23 km6%total4 km
- La Maineord 6len here0.22 km1%total38 km
- Ruisseau des Moulinsord 1len here0.19 km4%total4 km
- L'Oyonord 1len here0.18 km3%total5 km
- Le Bouletord 1len here0.13 km2%total6 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 47.31782, -1.33219
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.