Ruisseau
Höllenmichssiefen
Crosses 1 administrative regions : Rhein-Sieg-Kreis
Total length
2km
Max discharge
19,4m³/s
Max Strahler
3
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Rhein-Sieg-KreisNordrhein-Westfalen · Germany2.5 kmin this dpt
12 intersecting protected areas
LSG-Pleiser Huegelland
IUCN VLandscape Protection Area
LSG Staatsforst Sieg
IUCN VLandscape Protection Area
Landscape Protection Area
LSG-Sieg-/Aggeraue
IUCN VLandscape Protection Area
LSG-Siegtal-Haenge
IUCN VLandscape Protection Area
Sieg
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Nature Reserve
NSG Siegaue
IUCN IVNature Reserve
NSG Hanfbach und Zufluesse
IUCN IVNature Reserve
3 more protected areassorted by area
LSG-Siegaue
IUCN VLandscape Protection Area
NSG Siegaue
IUCN IVNature Reserve
Sandgrube Seligenthal
IUCN Not ReportedSite of Community Importance (Habitats Directive)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
2 510 distinct species · 11 633 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 Höllenmichssiefen : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 117 interactions GloBI sur 5 types (connectance 13.0%, filtre Serrano α=0.2). 10 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
2km
Max discharge
19,4m³/s
Max Strahler
3
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.