Ruisseau· 2 segments
Ruisseau du Thierz
Crosses 2 administrative regions : Isère, Savoie
Total length
2km
Max discharge
1,9m³/s
Max Strahler
2
Segments matched
2
River geography2 admin regions · 12 communes
2 administrative regions crossed (GADM L2)
12 communes (L5)For countries with L5
- La Bridoire3.11 km
- Belmont-Tramonet2.89 km
- Saint-Alban-de-Montbel2.85 km
- Verel-de-Montbel1.94 km
- Aiguebelette-le-Lac0.60 km
- Lépin-le-Lac0.54 km
- Dullin0.25 km
- Domessin0.23 km
- Novalaise0.00 km
- Attignat-Oncin0.00 km
- Avressieux0.00 km
- Romagnieu0.00 km
10 intersecting protected areas
Chartreuse
IUCN VRegional Nature Park
Special Areas of Conservation (Habitats Directive)
Avant-pays savoyard
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Lac D\'Aiguebelette
IUCN IVRegional Nature Reserve
Lac D\'Aiguebelette
IUCN IVBiotope Protection Order
Land acquired by a regional conservatory of natural areas
val tier
IUCN IVLand acquired by a regional conservatory of natural areas
marais de lepin
IUCN IVLand acquired by a regional conservatory of natural areas
marais de saint-alban
IUCN IVLand acquired by a regional conservatory of natural areas
1 more protected areassorted by area
l\'egay
IUCN IVLand acquired by a regional conservatory of natural areas
1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 676 distinct species · 10 948 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Ruisseau du Thierz : 34 espèces + 5 bulles famille, 98 interactions GloBI documentées sur 4 types (connectance 13.2%, filtre Serrano α=0.2). Les 5 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).
Hydrology (HydroRIVERS v10)
Total length
2km
Max discharge
1,9m³/s
Max Strahler
2
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.