Rivière
Oestricher Bach
Crosses 2 administrative regions : Hagen, Märkischer Kreis
Total length
3km
Max discharge
15,9m³/s
Max Strahler
4
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Märkischer KreisNordrhein-Westfalen · Germany4.0 kmin this dpt
- HagenNordrhein-Westfalen · Germany1.9 kmin this dpt
14 intersecting protected areas
LSG-Maerkischer Kreis
IUCN VLandscape Protection Area
LSG-Iserlohn - Typ A
IUCN VLandscape Protection Area
LSG-Egge
IUCN VLandscape Protection Area
Landscape Protection Area
LSG-Iserlohn - Typ B
IUCN VLandscape Protection Area
LSG-Lenne-Niederung
IUCN VLandscape Protection Area
Landscape Protection Area
LSG-Steltenberg, Oege
IUCN VLandscape Protection Area
NSG Steltenberg
IUCN IVNature Reserve
5 more protected areassorted by area
NSG Burgberg
IUCN IVNature Reserve
NSG Sonderhorst
IUCN IVNature Reserve
NSG Steinbruch Helmke
IUCN IVNature Reserve
NSG Auf der Saat
IUCN IVNature Reserve
NSG Kupferberg
IUCN IVNature Reserve
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 989 distinct species · 7 776 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Oestricher Bach : 26 espèces reliées par 125 interactions GloBI sur 5 types (connectance 17.8%, 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).
Hydrology (HydroRIVERS v10)
Total length
3km
Max discharge
15,9m³/s
Max Strahler
4
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.