Ruisseau
La Mellier
Crosses 1 administrative regions : Luxembourg
Total length
12km
Max discharge
0,9m³/s
Max Strahler
2
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- LuxembourgWallonie · Belgium8.6 kmin this dpt
9 intersecting protected areas
Bassin de la Semois entre Tintigny et Jamoigne
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Bassin de la Semois entre Tintigny et Jamoigne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Bassin de la Semois de Etalle à Tintigny
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Bassin de la Semois de Etalle à Tintigny
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Vallées du Ruisseau de Mellier et de la Mandebras
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Vallées du Ruisseau de Mellier et de la Mandebras
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
State Nature Reserve (Walloon Region)
Ruisseau de Mellier
IUCN IVCertified Nature Reserve (Walloon Region)
Vallée de la Rulles
IUCN IVCertified Nature Reserve (Walloon Region)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
812 distinct species · 5 054 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 La Mellier : 17 espèces reliées par 60 interactions GloBI sur 5 types (connectance 15.9%, filtre Serrano α=0.2). 11 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
12km
Max discharge
0,9m³/s
Max Strahler
2
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.