Regional Nature Park · fra
Loire-Anjou-Touraine
- Area
- 2 788 km²
- IUCN cat.
- V
- Year
- 1996
Overview
- Designation
- Regional Nature Park
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1996
- Managing authority
- French Ministry in charge of the environment. In march 2012, name, acronym and address as follows : Ministère de l'Écologie, du Développement durable, des Transports et du Logement (MEDDTL) 92055 La Défense Cedex France. For regional parks network,
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
9 561 distinct species · 1 230 679 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Loire-Anjou-Touraine : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 126 interactions GloBI sur 5 types (connectance 20.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology16 basins · 6 lakes · 66 rivers
Hydrology metrics for this exact territory
Stream length here
657,9km
Lake surface here
0,88km²
Basins crossed
16
Max stream order
7
Max drainage
84 716km²
Discharge in basins
2 788,7m³/s
Mean precip.
692mm/an
Mean T°
11,4°C
Moisture idx
-0,20
Max snow
9%
Mean runoff
218mm/an
Mean elev. (basins)
80m
Watersheds crossing here
- Bassin de la Viennesub-area1 303,3 km²overlap674.63 km²24%
- Bassin de l'Authionsub-area1 311,5 km²overlap671.31 km²24%
- Bassin du Thouetsub-area3 363,9 km²overlap326.50 km²12%
- Bassin de la Loiresub-area276,5 km²overlap253.93 km²9%
- Bassin de la Loiresub-area199,4 km²overlap199.98 km²7%
- Bassin du Layonsub-area1 081,6 km²overlap180.48 km²6%
- Bassin de l'Indresub-area3 272,6 km²overlap178.09 km²6%
- Bassin de la Loiresub-area95,7 km²overlap94.90 km²3%
- Bassin de la Roumersub-area122,2 km²overlap87.74 km²3%
7 more basinssorted by overlap
- Bassin de L’Aubancesub-area193,1 km²overlap45.11 km²2%
- Bassin de Ruisseau du Breuilsub-area104,6 km²overlap43.86 km²2%
- Bassin de la Loiresub-area16 km²overlap16.09 km²1%
- Bassin du Chersub-area1 115,2 km²overlap9.92 km²0%
- Bassin du Loirsub-area2 710,9 km²overlap4.17 km²0%
- Bassin de la Viennesub-area814,6 km²overlap0.69 km²0%
- Bassin de la Loiresub-area1 528,3 km²overlap0.37 km²0%
Lakes (6, top by area)
Rivers / streams (66, ord ≥ 4)
- La Loireord 7len here78.87 km8%total974 km
- L'Authionord 4len here51.72 km95%total54 km
- Le Thouetord 7len here50.36 km29%total173 km
- La Vienneord 6len here45.76 km12%total386 km
- La Veudeord 3len here38.78 km72%total54 km
- Le Changeonord 2len here28.14 km100%total28 km
- Le Layonord 3len here27.24 km28%total98 km
- L'Indreord 4len here19.33 km8%total251 km
- Le Douetord 2len here17.75 km79%total23 km
- La Roumerord 6len here16.65 km100%total17 km
- L'Automneord 1len here15.24 km100%total15 km
- Le Lathanord 3len here14.09 km36%total39 km
54 more river segmentssorted by Strahler order + length
- Canal de la Diveord 4len here13.53 km37%total36 km
- Le Couasnonord 3len here12.90 km41%total32 km
- La Bourouseord 2len here11.96 km100%total12 km
- Grand Courantord 6len here11.22 km100%total11 km
- La Curéeord 3len here10.88 km100%total11 km
- Le Négronord 6len here10.29 km50%total20 km
- Le Mableord 3len here9.20 km90%total10 km
- Ruisseau de Charrièreord 4len here8.83 km100%total9 km
- Boire de Gohierord 7len here8.60 km100%total9 km
- Ruisseau d'Avrilléord 2len here7.14 km100%total7 km
- L’Avortord 1len here6.90 km100%total7 km
- Ruisseau de Brenéord 1len here6.78 km100%total7 km
- Le Ruauord 1len here6.73 km100%total7 km
- L’Aubanceord 3len here6.52 km22%total30 km
- Ruisseau du Gué Droitord 4len here6.03 km100%total6 km
- La Thilouzeord 2len here5.76 km98%total6 km
- Ruisseau du Tarryord 1len here5.30 km70%total8 km
- Ruisseau du Pâtis Nonainord 1len here5.25 km100%total5 km
- Le Racinayord 1len here5.25 km100%total5 km
- La Manseord 2len here5.05 km20%total25 km
- La Couranceord 1len here5.00 km100%total5 km
- Ruisseau de Saint-Gillesord 1len here4.60 km100%total5 km
- La Rigole de Curçayord 4len here4.55 km34%total13 km
- Ruisseau de la Source des Genêtsord 1len here4.49 km100%total4 km
- Ruisseau de Maugonneord 2len here4.47 km86%total5 km
- Ruisseau des Ruauxord 1len here4.28 km76%total6 km
- Ruisseau des Marbellièresord 2len here4.11 km100%total4 km
- Ruisseau de la Coutureord 1len here3.91 km100%total4 km
- Ruisseau de la Varenneord 2len here3.51 km18%total20 km
- La Losseord 2len here3.44 km49%total7 km
- Ruisseau de l'Étang de Crémilleord 1len here3.15 km100%total3 km
- Ruisseau de la Machelousseord 4len here3.14 km100%total3 km
- Ruisseau du Gué de Terryord 1len here3.10 km100%total3 km
- Le Quincampoixord 1len here2.86 km42%total7 km
- Ruisseauord 1len here2.84 km36%total8 km
- Ruisseau du Pont de Varenneord 1len here2.75 km100%total3 km
- L'Arceauord 1len here2.55 km100%total3 km
- Ruisseau de la Rivière Marteauord 1len here2.43 km100%total2 km
- Le Doigtord 1len here2.42 km100%total2 km
- L'Argentonord 3len here2.29 km7%total32 km
- Le Petit Authionord 1len here2.18 km100%total2 km
- Le Vieil Authionord 4len here2.10 km100%total2 km
- Le Montisonord 2len here1.98 km19%total11 km
- La Quelleord 1len here1.96 km100%total2 km
- Le Vieux Cherord 1len here1.91 km100%total2 km
- Livierord 1len here1.90 km19%total10 km
- Lathanord 3len here1.82 km100%total2 km
- Ruisseau du Pont Thibaultord 1len here1.68 km100%total2 km
- Le Brocardord 1len here1.16 km10%total11 km
- Ruisseau du Moulinetord 2len here0.99 km13%total8 km
- Ruisseau de la Chetardièreord 1len here0.93 km71%total1 km
- Ruisseau de Chavenayord 2len here0.66 km11%total6 km
- Ruisseau des Agneauxord 1len here0.66 km19%total3 km
- Ruisseau du Breuilord 5len here≈ tangenttotal18 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
- 47.22187, 0.27953
- 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.