Ruisseau
Pettmecke
Crosses 1 administrative regions : Olpe
Total length
4km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- OlpeNordrhein-Westfalen · Germany11.8 kmin this dpt
12 intersecting protected areas
LSG-Kreis Olpe
IUCN VLandscape Protection Area
Landscape Protection Area
Landscape Protection Area
Landscape Protection Area
Landscape Protection Area
Kalkbuchenwälder,Kalkhalbtrockenrasen und-felsen südl. Finnentrop
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
NSG Bilstein / Rosenberg
IUCN IVNature Reserve
NSG Breiter Hagen (LP)
IUCN IVNature Reserve
NSG Breiter Hagen
IUCN IVNature Reserve
3 more protected areassorted by area
NSG Wilhelmshoehe
IUCN IVNature Reserve
NSG Wunderwaeldchen (LP)
IUCN IVNature Reserve
NSG Wunderwaeldchen (VO)
IUCN IVNature Reserve
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
973 distinct species · 2 577 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 Pettmecke : 26 espèces reliées par 118 interactions GloBI sur 6 types (connectance 16.8%, 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
4km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.