Ruisseau· 2 segments
Niedermattgraben
Crosses 1 administrative regions : Haut-Rhin
Total length
9km
Max discharge
1m³/s
Max Strahler
1
Segments matched
2
River geography1 admin regions · 15 communes
1 administrative regions crossed (GADM L2)
- Haut-RhinGrand Est · France25.0 kmin this dpt
15 communes (L5)For countries with L5
- Dietwiller4.94 km
- Sierentz4.15 km
- Habsheim2.22 km
- Kœtzingue2.12 km
- Steinbrunn-le-Bas2.08 km
- Waltenheim2.03 km
- Schlierbach1.78 km
- Steinbrunn-le-Haut1.63 km
- Landser1.59 km
- Uffheim1.21 km
- Geispitzen0.77 km
- Eschentzwiller0.26 km
- Rantzwiller0.20 km
- Magstatt-le-Haut0.00 km
- Magstatt-le-Bas0.00 km
6 intersecting protected areas
Forêt domaniale de la Harth
IUCN Not ReportedSpecial Protection Area (Birds Directive)
oberes zelg
IUCN IVLand acquired by a regional conservatory of natural areas
zelg
IUCN IVLand acquired by a regional conservatory of natural areas
g\'fell
IUCN IVLand acquired by a regional conservatory of natural areas
niederes zelg
IUCN IVLand acquired by a regional conservatory of natural areas
bruebachmatten
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
1 499 distinct species · 11 746 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Niedermattgraben : 13 espèces reliées par 129 interactions GloBI sur 5 types (connectance 34.1%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
9km
Max discharge
1,0m³/s
Max Strahler
1
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.