Ruisseau
Neselva
Crosses 2 administrative regions : Asker, Bærum
Total length
23km
Max discharge
0,4m³/s
Max Strahler
1
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
10 intersecting protected areas
Skaugumåsen, Semsvannet og Hagahogget
IUCN Not ReportedEmerald Network
Semsvannet
IUCN VProtected Landscape
Nordre Skaugumsåsen
IUCN IaNature Reserve
Skaugumsåsen og Åstad
IUCN IaNature Reserve
Ringiåsen
IUCN IaNature Reserve
Trollmyr
IUCN IaNature Reserve
Holmenskjær
IUCN IIINatural Monument
Presteskjær
IUCN IIINatural Monument
Neselva
IUCN IIINatural Monument
1 more protected areassorted by area
Billingstad
IUCN IIINatural Monument
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
6 262 distinct species · 85 751 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Neselva : 21 espèces reliées par 102 interactions GloBI sur 5 types (connectance 18.2%, filtre Serrano α=0.2). 13 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
23km
Max discharge
0,4m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.