Ruisseau
Näsbygraven
Crosses 2 administrative regions : Kumla, Örebro
Total length
3km
Max discharge
2,1m³/s
Max Strahler
3
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
7 intersecting protected areas
Kvismaren
IUCN IVWetland of International Importance (Ramsar Site)
Kvismarens naturreservat
IUCN IVNatura 2000 SPA
Kvismarens naturreservat
IUCN IVNatura 2000 SCI
2000212 Kvismaren
IUCN IVNature Reserve
Kvismarens naturreservat
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Kvismarens naturreservat
IUCN Not ReportedSpecial Protection Area (Birds Directive)
SK 14-2011
IUCN IaHabitat Protection Area
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 238 distinct species · 25 862 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 Näsbygraven : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 52 interactions GloBI sur 4 types (connectance 12.0%, filtre Serrano α=0.2). 8 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
2,1m³/s
Max Strahler
3
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.