HydroBASINS lev08 watershed · #2080526290
Bassin de Tardes
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Creuse, Puy-de-Dôme
Sub-basin area
416,1km²
Upstream area
416,1km²
Discharge
4,22m³/s
Mean elev.
575m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 417.2 km²100.0% of basin
- 0.0 km²0.0% of basin
38 communes (GADM L5)Available for FRA, RWA
- Mainsat35.18 km²100% commune
- Lupersat32.90 km²100% commune
- Sannat26.47 km²77% commune
- Champagnat25.64 km²87% commune
- Mautes22.69 km²100% commune
- Saint-Priest22.18 km²100% commune
- Saint-Silvain-Bellegarde20.93 km²100% commune
- Tardes19.59 km²91% commune
- La Villetelle15.80 km²100% commune
- Sermur15.57 km²78% commune
- Saint-Domet14.44 km²96% commune
- La Serre-Bussière-Vieille14.29 km²100% commune
- Saint-Avit-de-Tardes14.25 km²99% commune
- Basville13.98 km²61% commune
- Saint-Oradoux-près-Crocq13.63 km²100% commune
- Saint-Pardoux-d'Arnet12.46 km²75% commune
- Chambon-sur-Voueize11.97 km²35% commune
- Le Chauchet10.17 km²96% commune
- Saint-Bard9.31 km²100% commune
- Néoux7.92 km²33% commune
- Lussat7.03 km²14% commune
- Crocq7.00 km²51% commune
- Lioux-les-Monges5.40 km²71% commune
- Bussière-Nouvelle5.38 km²60% commune
- Peyrat-la-Nonière4.66 km²11% commune
- La Chaussade4.37 km²53% commune
- La Villeneuve4.34 km²100% commune
- Saint-Alpinien3.98 km²27% commune
- Arfeuille-Châtain2.95 km²15% commune
- La Mazière-aux-Bons-Hommes2.95 km²29% commune
- Saint-Julien-le-Châtel2.84 km²18% commune
- Bellegarde-en-Marche2.61 km²100% commune
- Bosroger2.36 km²31% commune
- Mérinchal1.36 km²3% commune
- Évaux-les-Bains0.42 km²1% commune
- Saint-Loup0.12 km²1% commune
- Saint-Maurice-près-Crocq0.04 km²0% commune
- Fernoël0.01 km²0% commune
3 intersecting protected areas
Millevaches En Limousin
IUCN VRegional Nature Park
46.69 km² overlap
vallee de courbanges
IUCN IVLand acquired by a regional conservatory of natural areas
0.06 km² overlap
bois d\'urbe
IUCN IVLand acquired by a regional conservatory of natural areas
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 181 distinct species · 150 149 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Bassin de Tardes : 22 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 60 interactions GloBI sur 2 types (connectance 12.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
9,4°C
Annual rain
841mm
Moisture idx (CMI)
-0,02
Runoff
360mm/an
PET
859mm
AET
662mm
Mean slope
4,4°
Water table
336cm
Forest
13%
Crops
5%
Urban
0%
Protected
5%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)